SEC Info  
    Home      Search      My Interests      Help      Sign In      Please Sign In

Unum Group – ‘10-Q’ for 9/30/20 – ‘EX-101.PRE’

On:  Wednesday, 10/28/20, at 2:12pm ET   ·   For:  9/30/20   ·   Accession #:  5513-20-152   ·   File #:  1-11294

Previous ‘10-Q’:  ‘10-Q’ on 7/29/20 for 6/30/20   ·   Next:  ‘10-Q’ on 5/6/21 for 3/31/21   ·   Latest:  ‘10-Q’ on 5/1/24 for 3/31/24   ·   2 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

  As Of               Filer                 Filing    For·On·As Docs:Size

10/28/20  Unum Group                        10-Q        9/30/20   96:25M

Quarterly Report   —   Form 10-Q
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   2.61M 
 2: EX-31.1     Certification -- §302 - SOA'02                      HTML     30K 
 3: EX-31.2     Certification -- §302 - SOA'02                      HTML     30K 
 4: EX-32.1     Certification -- §906 - SOA'02                      HTML     28K 
 5: EX-32.2     Certification -- §906 - SOA'02                      HTML     28K 
12: R1          Document and Entity Information                     HTML     85K 
13: R2          Consolidated Balance Sheets                         HTML    125K 
14: R3          Consolidated Balance Sheets (Parenthetical)         HTML     50K 
15: R4          Consolidated Statements of Income (Unaudited)       HTML    103K 
16: R5          Consolidated Statements of Comprehensive Income     HTML     72K 
17: R6          Statement of Comprehensive Income (Parenthetical)   HTML     40K 
18: R7          Consolidated Statements of Stockholders' Equity     HTML     72K 
19: R8          Consolidated Statements of Stockholders' Equity     HTML     26K 
                (Parenthetical)                                                  
20: R9          Consolidated Statements of Cash Flows (Unaudited)   HTML    113K 
21: R10         Basis of Presentation                               HTML     29K 
22: R11         Accounting Developments                             HTML    126K 
23: R12         Fair Values of Financial Instruments                HTML    753K 
24: R13         Investments                                         HTML    658K 
25: R14         Derivative Financial Instruments                    HTML    378K 
26: R15         Accumulated Other Comprehensive Income (Loss)       HTML    245K 
27: R16         Liability for Unpaid Claims and Claim Adjustment    HTML     70K 
                Expenses                                                         
28: R17         Segment Information                                 HTML    280K 
29: R18         Employee Benefit Plans                              HTML    106K 
30: R19         Stockholders' Equity and Earnings Per Common Share  HTML     64K 
31: R20         Commitments and Contingent Liabilities              HTML     44K 
32: R21         Other                                               HTML     45K 
33: R22         Basis of Presentation (Policies)                    HTML     28K 
34: R23         Accounting Developments (Policies)                  HTML     37K 
35: R24         Accounting Developments (Tables)                    HTML     50K 
36: R25         Fair Values of Financial Instruments (Tables)       HTML    641K 
37: R26         Investments (Tables)                                HTML    652K 
38: R27         Derivative Financial Instruments (Tables)           HTML    373K 
39: R28         Accumulated Other Comprehensive Income (Loss)       HTML    248K 
                (Tables)                                                         
40: R29         Liability for Unpaid Claims and Claim Adjustment    HTML     71K 
                Expenses (Tables)                                                
41: R30         Segment Information (Tables)                        HTML    281K 
42: R31         Employee Benefit Plans (Tables)                     HTML    101K 
43: R32         Stockholders' Equity and Earnings Per Common Share  HTML     57K 
                (Tables)                                                         
44: R33         Accounting Developments (Details)                   HTML     53K 
45: R34         Accounting Policies (Details)                       HTML     37K 
46: R35         Fair Values of Financial Instruments Private        HTML     58K 
                Equity Partnerships (Details)                                    
47: R36         Fair Value Measurements by Input Level (Detail)     HTML    162K 
48: R37         Changes in Assets and Liabilities Measured at Fair  HTML    139K 
                Value on a Recurring Basis using Significant                     
                Unobservable Inputs (Level 3) (Detail)                           
49: R38         Quantitative Information Regarding Significant      HTML     78K 
                Unobservable Inputs (Details)                                    
50: R39         Fair Values of Financial Instruments Carrying       HTML     75K 
                Amounts and Estimated Fair value of Financial                    
                Instruments Not Measured at Fair Value (Details)                 
51: R40         Fair Value of Financial Instruments Additional      HTML     42K 
                Information (Detail)                                             
52: R41         Amortized Cost and Fair Values of Securities by     HTML     72K 
                Security Type (Detail)                                           
53: R42         Length of Time Fixed Maturity Securities had been   HTML     62K 
                in a Gross Unrealized Loss Position (Detail)                     
54: R43         Investments Distribution of the Maturity Dates for  HTML    123K 
                Fixed Maturity Securities (Details)                              
55: R44         Investments Distribution by External Credit Rating  HTML     43K 
                for Fixed Maturity Securities (Details)                          
56: R45         Debt Securities, Available-for-sale, Allowance for  HTML     40K 
                Credit Losses Rollforward (Details)                              
57: R46         Investments Low Income Housing Tax Credits          HTML     32K 
                (Details)                                                        
58: R47         Mortgage Loans by Property Type and Geographic      HTML     68K 
                Region (Detail)                                                  
59: R48         Schedule of Participating Mortgage Loans by         HTML     53K 
                Internal Credit Rating and Loan to Value (Details)               
60: R49         Mortgage Loans, Sorted by Applicable Credit         HTML    128K 
                Quality Indicators (Detail)                                      
61: R50         Mortgage Loans, Allowance for Credit Losses         HTML     56K 
                Rollforward (Details)                                            
62: R51         Investments Federal Home Loan Bank Carrying         HTML     38K 
                Amount, Collateral Posted and Advances Received                  
                (Details)                                                        
63: R52         Investments Schedule of Financial Instrument and    HTML     98K 
                Derivative Offsetting (Details)                                  
64: R53         Investments Investment Income (Detail)              HTML     57K 
65: R54         Realized Investment Gains and Losses Reported in    HTML     53K 
                Consolidated Statements of Income (Detail)                       
66: R55         Investments - Additional Information (Detail)       HTML     94K 
67: R56         Derivative Financial Instruments Nature and Amount  HTML     35K 
                of Collateral Received From and Posted To Our                    
                Derivative Counterparties (Details)                              
68: R57         Notional Amounts for Each Category of Derivative    HTML     53K 
                Activity (Detail)                                                
69: R58         Derivative Financial Instruments Fair Value Hedges  HTML     44K 
                Carrying Amount of Hedged Assets and Liabilities                 
                and Cumulative Basis Adjustments (Details)                       
70: R59         Location and Fair Values of Derivative Financial    HTML     66K 
                Instruments (Detail)                                             
71: R60         Derivative Financial Instruments Location of Gains  HTML     66K 
                and Losses Designated as Hedging Instruments,                    
                Consolidated Statements of Income (Details)                      
72: R61         Location of Gains and Losses on Derivative          HTML     37K 
                Instruments Designated as Cash Flow Hedging                      
                Instruments (Detail)                                             
73: R62         Gains and Losses on Derivatives Not Designated as   HTML     38K 
                Hedging Instruments (Detail)                                     
74: R63         Derivative Financial Instruments - Additional       HTML    108K 
                Information (Detail)                                             
75: R64         Schedule of Accumulated Other Comprehensive Income  HTML     65K 
                (Loss) (Details)                                                 
76: R65         Schedule of Components of Unrealized Gain (Loss)    HTML     52K 
                on Securities (Details)                                          
77: R66         Schedule of Reclassifications Out of Accumulated    HTML     81K 
                Other Comprehensive Income (Details)                             
78: R67         Liability for Unpaid Claims and Claims Adjustment   HTML     60K 
                Expense (Detail)                                                 
79: R68         Reconciliation of Policy and Contract Benefits and  HTML     43K 
                Reserves for Future Policy and Contract Benefits                 
                (Detail)                                                         
80: R69         Premium Income by Major Line of Business within     HTML     77K 
                Each Segment (Detail)                                            
81: R70         Selected Operating Statement Data by Segment        HTML     61K 
                (Detail)                                                         
82: R71         Assets by Segment (Detail)                          HTML     42K 
83: R72         Reconciliation of Total Revenue and Income Before   HTML     55K 
                Income Tax to Operating Revenue and Operating                    
                Income (Detail)                                                  
84: R73         Segment Information Segments - Additional           HTML     28K 
                Information (Detail)                                             
85: R74         Employee Benefit Plans Net Periodic Benefit Cost    HTML     58K 
                (Detail)                                                         
86: R75         Employee Benefit Plans - Additional Information     HTML     32K 
                (Detail)                                                         
87: R76         Basic and Diluted Earnings Per Share (Detail)       HTML     57K 
88: R77         Stockholders' Equity and Earnings Per Common Share  HTML     58K 
                - Additional Information (Detail)                                
89: R78         Debt - Additional Information (Details)             HTML     39K 
90: R79         Leases Additional Information (Details)             HTML     27K 
91: R80         Other (Details)                                     HTML     27K 
92: R9999       Uncategorized Items - unm-20200930.htm              HTML     30K 
94: XML         IDEA XML File -- Filing Summary                      XML    177K 
11: XML         XBRL Instance -- unm-20200930_htm                    XML   9.12M 
93: EXCEL       IDEA Workbook of Financial Reports                  XLSX    163K 
 7: EX-101.CAL  XBRL Calculations -- unm-20200930_cal                XML    276K 
 8: EX-101.DEF  XBRL Definitions -- unm-20200930_def                 XML   1.29M 
 9: EX-101.LAB  XBRL Labels -- unm-20200930_lab                      XML   2.53M 
10: EX-101.PRE  XBRL Presentations -- unm-20200930_pre               XML   1.61M 
 6: EX-101.SCH  XBRL Schema -- unm-20200930                          XSD    259K 
95: JSON        XBRL Instance as JSON Data -- MetaLinks              560±   836K 
96: ZIP         XBRL Zipped Folder -- 0000005513-20-000152-xbrl      Zip    633K 


‘EX-101.PRE’   —   XBRL Presentations — unm-20200930_pre


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL Document Created with Wdesk from Workiva -->
<!-- Copyright 2020 Workiva -->
<!-- r:f9d292c8-9b03-4f20-9309-3c28933fd3c9,g:06a53769-1887-4e84-aea0-aea3046ac645 -->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:roleRef roleURI="http://www.unum.com/role/DocumentandEntityInformation" xlink:type="simple" xlink:href="unm-20200930.xsd#DocumentandEntityInformation"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DocumentandEntityInformation" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_5c870cf4-04c1-4e6e-8eb6-c317dbdc2ac2" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CoverAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_dca23a2b-30a3-4742-8f18-321465bd3e36" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntitiesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_5c870cf4-04c1-4e6e-8eb6-c317dbdc2ac2" xlink:to="loc_dei_EntitiesTable_dca23a2b-30a3-4742-8f18-321465bd3e36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsExchangeAxis_ac36d3c3-50ec-400a-a34f-0ee0b70d8bfb" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityListingsExchangeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntitiesTable_dca23a2b-30a3-4742-8f18-321465bd3e36" xlink:to="loc_dei_EntityListingsExchangeAxis_ac36d3c3-50ec-400a-a34f-0ee0b70d8bfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_ExchangeDomain_28a84da7-131e-4aa8-a6e5-9acdab2b8ad6" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_ExchangeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityListingsExchangeAxis_ac36d3c3-50ec-400a-a34f-0ee0b70d8bfb" xlink:to="loc_dei_ExchangeDomain_28a84da7-131e-4aa8-a6e5-9acdab2b8ad6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_exch_XNYS_c12f706e-ed1a-46fd-ac9d-1ccf6068c08a" xlink:href="https://xbrl.sec.gov/exch/2020/exch-2020-01-31.xsd#exch_XNYS"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_ExchangeDomain_28a84da7-131e-4aa8-a6e5-9acdab2b8ad6" xlink:to="loc_exch_XNYS_c12f706e-ed1a-46fd-ac9d-1ccf6068c08a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_A6250JuniorSubordinatedNotesDue2058Member_e7a2a861-236a-40a1-afad-20ce2c39d731" xlink:href="unm-20200930.xsd#unm_A6250JuniorSubordinatedNotesDue2058Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_ExchangeDomain_28a84da7-131e-4aa8-a6e5-9acdab2b8ad6" xlink:to="loc_unm_A6250JuniorSubordinatedNotesDue2058Member_e7a2a861-236a-40a1-afad-20ce2c39d731" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_d139a4f5-74fa-4c2b-8b0c-321712f7b0be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntitiesTable_dca23a2b-30a3-4742-8f18-321465bd3e36" xlink:to="loc_us-gaap_StatementClassOfStockAxis_d139a4f5-74fa-4c2b-8b0c-321712f7b0be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_b4063477-285c-4084-9a5b-b84d0a81d647" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_d139a4f5-74fa-4c2b-8b0c-321712f7b0be" xlink:to="loc_us-gaap_ClassOfStockDomain_b4063477-285c-4084-9a5b-b84d0a81d647" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_82b07ade-cab7-443a-8129-4f98342cbe14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassAMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_b4063477-285c-4084-9a5b-b84d0a81d647" xlink:to="loc_us-gaap_CommonClassAMember_82b07ade-cab7-443a-8129-4f98342cbe14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_A6250JuniorSubordinatedNotesDue2058Member_37bc56f7-e7c1-4af8-9955-7e0d00f55f45" xlink:href="unm-20200930.xsd#unm_A6250JuniorSubordinatedNotesDue2058Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_b4063477-285c-4084-9a5b-b84d0a81d647" xlink:to="loc_unm_A6250JuniorSubordinatedNotesDue2058Member_37bc56f7-e7c1-4af8-9955-7e0d00f55f45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityInformationLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntitiesTable_dca23a2b-30a3-4742-8f18-321465bd3e36" xlink:to="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_2d39cbad-5330-4dd7-bcca-73090c65ac06" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentType"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_DocumentType_2d39cbad-5330-4dd7-bcca-73090c65ac06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_01a3d3cc-c99f-4ecc-8d4c-7732cf006773" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentQuarterlyReport"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_DocumentQuarterlyReport_01a3d3cc-c99f-4ecc-8d4c-7732cf006773" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_bf042a34-c8e9-4403-8024-63a4d7113b4b" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_AmendmentFlag"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_AmendmentFlag_bf042a34-c8e9-4403-8024-63a4d7113b4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_e72ec053-837b-4d0d-a655-da67f9e66dfa" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentPeriodEndDate"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_DocumentPeriodEndDate_e72ec053-837b-4d0d-a655-da67f9e66dfa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_d709d2b7-02fa-4215-9132-e7dbd2f8e8a5" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalYearFocus"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_DocumentFiscalYearFocus_d709d2b7-02fa-4215-9132-e7dbd2f8e8a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_fa74b854-db65-46f6-9f52-fbd83f992fe1" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CurrentFiscalYearEndDate"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_CurrentFiscalYearEndDate_fa74b854-db65-46f6-9f52-fbd83f992fe1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_847a7df7-c9d8-4d42-9be0-207d731bf147" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalPeriodFocus"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_DocumentFiscalPeriodFocus_847a7df7-c9d8-4d42-9be0-207d731bf147" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_3b99208a-1239-46ef-bef0-c1bd749f67d5" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentTransitionReport"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_DocumentTransitionReport_3b99208a-1239-46ef-bef0-c1bd749f67d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_a60c31bb-240b-442d-82e8-b044377918e4" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFileNumber"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityFileNumber_a60c31bb-240b-442d-82e8-b044377918e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_11cb3287-c87a-41b2-9f3c-0bd97b127fc3" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityRegistrantName"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityRegistrantName_11cb3287-c87a-41b2-9f3c-0bd97b127fc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_20bd863f-bc3f-4d59-9602-a0471d415c63" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCentralIndexKey"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityCentralIndexKey_20bd863f-bc3f-4d59-9602-a0471d415c63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_ee714dab-7821-4536-88d8-8e1a5e8bdedc" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityIncorporationStateCountryCode_ee714dab-7821-4536-88d8-8e1a5e8bdedc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_6ef67f8f-1ef3-4647-a87b-c77205221ebf" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityTaxIdentificationNumber_6ef67f8f-1ef3-4647-a87b-c77205221ebf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_3309f925-0d41-4cb5-abb1-88425a2a3c43" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine1"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityAddressAddressLine1_3309f925-0d41-4cb5-abb1-88425a2a3c43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_fb27b8ec-b8c7-4300-8ff6-fd6e2812ec79" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressCityOrTown"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityAddressCityOrTown_fb27b8ec-b8c7-4300-8ff6-fd6e2812ec79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_653bd495-6aea-47ff-b10c-829c304e068a" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressStateOrProvince"/>
<link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityAddressStateOrProvince_653bd495-6aea-47ff-b10c-829c304e068a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_c84166d8-8214-467b-95d9-22828144cb70" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressPostalZipCode"/>
<link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityAddressPostalZipCode_c84166d8-8214-467b-95d9-22828144cb70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_ce3d346e-7870-4a40-ac58-23a4d2ee330d" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CityAreaCode"/>
<link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_CityAreaCode_ce3d346e-7870-4a40-ac58-23a4d2ee330d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_e32c746e-53b1-4f61-a172-58641abfeaa2" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LocalPhoneNumber"/>
<link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_LocalPhoneNumber_e32c746e-53b1-4f61-a172-58641abfeaa2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_b3d92b77-66a8-4b4e-bdfd-12440e2f20fe" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCurrentReportingStatus"/>
<link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityCurrentReportingStatus_b3d92b77-66a8-4b4e-bdfd-12440e2f20fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_5398cc75-d5f5-4d24-bd86-06c243a07698" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityInteractiveDataCurrent"/>
<link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityInteractiveDataCurrent_5398cc75-d5f5-4d24-bd86-06c243a07698" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_78fd7878-26d6-4dbb-8125-c74256129b3e" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFilerCategory"/>
<link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityFilerCategory_78fd7878-26d6-4dbb-8125-c74256129b3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_69343568-1621-4492-ab6c-420b6661eab1" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntitySmallBusiness"/>
<link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntitySmallBusiness_69343568-1621-4492-ab6c-420b6661eab1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_eaa559e7-eacb-437d-ae62-e9370d3c9aaf" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
<link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityEmergingGrowthCompany_eaa559e7-eacb-437d-ae62-e9370d3c9aaf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_5e3101d7-489d-4f28-a7ac-90d274fb7918" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityShellCompany"/>
<link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityShellCompany_5e3101d7-489d-4f28-a7ac-90d274fb7918" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_4771f6a5-854d-478e-9dc9-951ab7e5ce32" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCommonStockSharesOutstanding"/>
<link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_4771f6a5-854d-478e-9dc9-951ab7e5ce32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_24f380fa-d34a-499e-8fd0-57ded42160cb" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_TradingSymbol"/>
<link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_TradingSymbol_24f380fa-d34a-499e-8fd0-57ded42160cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_6eef32e8-754f-4646-9e8a-a97bcbf63989" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SecurityExchangeName"/>
<link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_SecurityExchangeName_6eef32e8-754f-4646-9e8a-a97bcbf63989" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_d5bf77d5-e1fa-434b-80a3-dab6d2f4b9a3" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_Security12bTitle"/>
<link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_e6601b85-e5ec-402a-a49b-c6631b05a664" xlink:to="loc_dei_Security12bTitle_d5bf77d5-e1fa-434b-80a3-dab6d2f4b9a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDBALANCESHEETS"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_eff57366-5409-4b1e-8617-d7b2259acca8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_d2c74a55-954d-432b-8373-f65f019f75cd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_eff57366-5409-4b1e-8617-d7b2259acca8" xlink:to="loc_us-gaap_AssetsAbstract_d2c74a55-954d-432b-8373-f65f019f75cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_d2c74a55-954d-432b-8373-f65f019f75cd" xlink:to="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_3e132dff-49a3-443c-ab3f-3fc2c0625c82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_3e132dff-49a3-443c-ab3f-3fc2c0625c82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_782b2577-78ef-44e6-ab53-9f5d8fae732d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_782b2577-78ef-44e6-ab53-9f5d8fae732d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansInsurancePolicy_7f23ea6f-ca02-475c-9cc5-9a494340a7c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansInsurancePolicy"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:to="loc_us-gaap_LoansInsurancePolicy_7f23ea6f-ca02-475c-9cc5-9a494340a7c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestments_9d856509-452c-441b-8e70-73b42fdc9751" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestments"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:to="loc_us-gaap_OtherLongTermInvestments_9d856509-452c-441b-8e70-73b42fdc9751" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_374485b0-708f-41ca-9a01-948ceca8b92e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherShortTermInvestments"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:to="loc_us-gaap_OtherShortTermInvestments_374485b0-708f-41ca-9a01-948ceca8b92e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_6274afbd-4e67-45b5-be16-43042dc5688d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Investments"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_468b48ad-6b2e-43b5-8d4f-3dcc2c36a4e4" xlink:to="loc_us-gaap_Investments_6274afbd-4e67-45b5-be16-43042dc5688d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsUnclassifiedAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_d2c74a55-954d-432b-8373-f65f019f75cd" xlink:to="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Cash_c6e4baca-cea9-4b9a-b1aa-2db104285cb0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Cash"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_Cash_c6e4baca-cea9-4b9a-b1aa-2db104285cb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsAndOtherReceivablesNet_7cbacb96-b1c4-4f2a-b364-3f23edfdc40e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsAndOtherReceivablesNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_PremiumsAndOtherReceivablesNet_7cbacb96-b1c4-4f2a-b364-3f23edfdc40e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverables_c5ae90bb-a44a-4992-a8cb-a9e3ae71c851" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceRecoverables"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_ReinsuranceRecoverables_c5ae90bb-a44a-4992-a8cb-a9e3ae71c851" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedInvestmentIncomeReceivable_9880af35-94f8-4182-9ff7-dce9f86a9f67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccruedInvestmentIncomeReceivable"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_AccruedInvestmentIncomeReceivable_9880af35-94f8-4182-9ff7-dce9f86a9f67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCosts_9f9737f2-9f3c-4ddb-840a-bbd99f4c5345" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredPolicyAcquisitionCosts"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCosts_9f9737f2-9f3c-4ddb-840a-bbd99f4c5345" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_c9081736-86c0-498f-8e8a-ac473dcb1e55" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_Goodwill_c9081736-86c0-498f-8e8a-ac473dcb1e55" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_38015635-851c-493e-ad1e-2f82f104d62a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_38015635-851c-493e-ad1e-2f82f104d62a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_606e3fbf-dd45-4790-840e-c28d494eec8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssets"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsUnclassifiedAbstract_8033a43e-be55-4403-83ba-9fa9ffcb2dab" xlink:to="loc_us-gaap_OtherAssets_606e3fbf-dd45-4790-840e-c28d494eec8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_c85d2450-1fde-445e-bb79-240caea966f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_d2c74a55-954d-432b-8373-f65f019f75cd" xlink:to="loc_us-gaap_Assets_c85d2450-1fde-445e-bb79-240caea966f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_25d33e91-dd5e-4442-bdca-553c9fc0ecff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_eff57366-5409-4b1e-8617-d7b2259acca8" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_25d33e91-dd5e-4442-bdca-553c9fc0ecff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_25d33e91-dd5e-4442-bdca-553c9fc0ecff" xlink:to="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PolicyAndContractBenefits_bfff1daf-8da8-448f-8b35-bdcf0ca21f21" xlink:href="unm-20200930.xsd#unm_PolicyAndContractBenefits"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_unm_PolicyAndContractBenefits_bfff1daf-8da8-448f-8b35-bdcf0ca21f21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense_32d69c0f-2591-4dcc-912c-2aa3e396106d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense_32d69c0f-2591-4dcc-912c-2aa3e396106d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnearnedPremiums_588ed0df-65ed-4c71-b321-0b46b5439c54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnearnedPremiums"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_UnearnedPremiums_588ed0df-65ed-4c71-b321-0b46b5439c54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPolicyholderFunds_db90d72c-76d8-4b6c-9980-176569917024" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPolicyholderFunds"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_OtherPolicyholderFunds_db90d72c-76d8-4b6c-9980-176569917024" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrentAndNoncurrent_8a64d812-cfe5-43de-9d1e-f09ec2c90413" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TaxesPayableCurrentAndNoncurrent"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_TaxesPayableCurrentAndNoncurrent_8a64d812-cfe5-43de-9d1e-f09ec2c90413" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_759b5b0a-2ee7-4d4c-9995-e05242a64f69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_759b5b0a-2ee7-4d4c-9995-e05242a64f69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_85c5b34f-70cd-4645-81cd-bf8c92689928" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_LongTermDebtCurrent_85c5b34f-70cd-4645-81cd-bf8c92689928" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_15056a58-41d5-4dc2-ac08-fc4ced0ad152" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_15056a58-41d5-4dc2-ac08-fc4ced0ad152" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CollateralizedFinancings_0211a925-309f-4dc6-8800-dfbc9041fc4c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CollateralizedFinancings"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_CollateralizedFinancings_0211a925-309f-4dc6-8800-dfbc9041fc4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_6e0bd49e-d15b-48a3-b292-3a90242ecb65" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilities"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_OtherLiabilities_6e0bd49e-d15b-48a3-b292-3a90242ecb65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ab7dc121-eb68-4494-a12d-ea0127ef3609" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Liabilities"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_5ea20e66-3aa6-4d0c-a185-c1631d32f805" xlink:to="loc_us-gaap_Liabilities_ab7dc121-eb68-4494-a12d-ea0127ef3609" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_a655e43e-d117-4ef9-9f97-bc11bbfc5ddc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_25d33e91-dd5e-4442-bdca-553c9fc0ecff" xlink:to="loc_us-gaap_CommitmentsAndContingencies_a655e43e-d117-4ef9-9f97-bc11bbfc5ddc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_25d33e91-dd5e-4442-bdca-553c9fc0ecff" xlink:to="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_f278431e-b6b3-4dc6-8332-58b49cdd0631" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:to="loc_us-gaap_CommonStockValue_f278431e-b6b3-4dc6-8332-58b49cdd0631" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_505f99f5-6a36-463c-8a83-fddd3ca4247a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_505f99f5-6a36-463c-8a83-fddd3ca4247a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_125c6f98-f7b9-4a9e-8e35-c20b91220c84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_125c6f98-f7b9-4a9e-8e35-c20b91220c84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_87dced7f-cce5-4f3a-8fd4-192894211aa2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_87dced7f-cce5-4f3a-8fd4-192894211aa2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValue_baf3467b-57c8-4307-bebb-eb586b3aaee0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockValue"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:to="loc_us-gaap_TreasuryStockValue_baf3467b-57c8-4307-bebb-eb586b3aaee0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_bb4366c1-4185-47bf-9b7b-7dfc7a59f17a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_1b08f196-ec06-4c9c-9c0d-5b661911d538" xlink:to="loc_us-gaap_StockholdersEquity_bb4366c1-4185-47bf-9b7b-7dfc7a59f17a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_d915f46a-54f3-489c-a20b-52e39c9660c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_25d33e91-dd5e-4442-bdca-553c9fc0ecff" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_d915f46a-54f3-489c-a20b-52e39c9660c0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDBALANCESHEETSParenthetical"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDBALANCESHEETSParenthetical" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_b082205a-6f5d-4033-b71f-1e37dcf4cc67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_3a4f9d1d-65c9-4cd0-b162-245c39c0abbd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_b082205a-6f5d-4033-b71f-1e37dcf4cc67" xlink:to="loc_us-gaap_AssetsAbstract_3a4f9d1d-65c9-4cd0-b162-245c39c0abbd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAbstract_a8d51632-941b-4ba7-a8c6-48dc4071fa69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_3a4f9d1d-65c9-4cd0-b162-245c39c0abbd" xlink:to="loc_us-gaap_InvestmentsAbstract_a8d51632-941b-4ba7-a8c6-48dc4071fa69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_14fbfb1e-4735-4e02-86a2-ddb9bdd8e9bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_a8d51632-941b-4ba7-a8c6-48dc4071fa69" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_14fbfb1e-4735-4e02-86a2-ddb9bdd8e9bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_77fc8fe8-17ef-4952-bf92-a50c71890613" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_a8d51632-941b-4ba7-a8c6-48dc4071fa69" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_77fc8fe8-17ef-4952-bf92-a50c71890613" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForLoanAndLeaseLossesRealEstate_d4f6a576-75a9-4196-ade4-f276bb97cf69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForLoanAndLeaseLossesRealEstate"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsAbstract_a8d51632-941b-4ba7-a8c6-48dc4071fa69" xlink:to="loc_us-gaap_AllowanceForLoanAndLeaseLossesRealEstate_d4f6a576-75a9-4196-ade4-f276bb97cf69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsAbstract_294d9164-7e56-43de-98ec-728e467e20e6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_3a4f9d1d-65c9-4cd0-b162-245c39c0abbd" xlink:to="loc_us-gaap_OtherAssetsAbstract_294d9164-7e56-43de-98ec-728e467e20e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNet_cbef38cf-f362-43f0-a8a8-512905d1d1e6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsReceivableNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsAbstract_294d9164-7e56-43de-98ec-728e467e20e6" xlink:to="loc_us-gaap_AccountsReceivableNet_cbef38cf-f362-43f0-a8a8-512905d1d1e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverablesAllowance_0872effd-c56e-42e9-8c40-c125d80f1a37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceRecoverablesAllowance"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherAssetsAbstract_294d9164-7e56-43de-98ec-728e467e20e6" xlink:to="loc_us-gaap_ReinsuranceRecoverablesAllowance_0872effd-c56e-42e9-8c40-c125d80f1a37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_fa9484f6-54ca-4b36-b2e4-fc8c7e763446" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_b082205a-6f5d-4033-b71f-1e37dcf4cc67" xlink:to="loc_us-gaap_StockholdersEquityAbstract_fa9484f6-54ca-4b36-b2e4-fc8c7e763446" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_6432f1f0-cccc-4158-988c-7df628cc5763" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fa9484f6-54ca-4b36-b2e4-fc8c7e763446" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_6432f1f0-cccc-4158-988c-7df628cc5763" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_395db091-6ec0-4b37-90f6-fac25a88f5d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesAuthorized"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fa9484f6-54ca-4b36-b2e4-fc8c7e763446" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_395db091-6ec0-4b37-90f6-fac25a88f5d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_7e2834f7-fec6-4706-a6ed-e115822e868f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesIssued"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fa9484f6-54ca-4b36-b2e4-fc8c7e763446" xlink:to="loc_us-gaap_CommonStockSharesIssued_7e2834f7-fec6-4706-a6ed-e115822e868f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockShares_0befc281-c69a-4669-af4d-534e2b549d42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockShares"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_fa9484f6-54ca-4b36-b2e4-fc8c7e763446" xlink:to="loc_us-gaap_TreasuryStockShares_0befc281-c69a-4669-af4d-534e2b549d42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFINCOMEUNAUDITED" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDSTATEMENTSOFINCOMEUNAUDITED"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFINCOMEUNAUDITED" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:to="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_5c018654-5a57-4f2a-ad94-d58c7fb387ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsEarnedNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:to="loc_us-gaap_PremiumsEarnedNet_5c018654-5a57-4f2a-ad94-d58c7fb387ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_657590a1-4abd-4028-84e0-910eb71db400" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetInvestmentIncome"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:to="loc_us-gaap_NetInvestmentIncome_657590a1-4abd-4028-84e0-910eb71db400" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_96e4d91f-67df-4e71-aef4-33bdb00bfd89" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestments"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:to="loc_us-gaap_GainLossOnInvestments_96e4d91f-67df-4e71-aef4-33bdb00bfd89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_63e6bfa3-23b5-478a-9f9c-9fc423effcb2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherIncome"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:to="loc_us-gaap_OtherIncome_63e6bfa3-23b5-478a-9f9c-9fc423effcb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_c67ed265-4b0b-4f3a-af06-3811bae663c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_023dd677-057f-4b54-ac4b-0bc756613bb6" xlink:to="loc_us-gaap_Revenues_c67ed265-4b0b-4f3a-af06-3811bae663c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BenefitsLossesAndExpensesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:to="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_4d30b885-c982-4f46-abde-6e62d23d2ed7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_4d30b885-c982-4f46-abde-6e62d23d2ed7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceCommissions_c53770c0-ffbd-4516-9f0a-1737baacaf76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InsuranceCommissions"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_InsuranceCommissions_c53770c0-ffbd-4516-9f0a-1737baacaf76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense_60e474c7-75f8-41ae-88ed-243fe6be7501" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_InterestAndDebtExpense_60e474c7-75f8-41ae-88ed-243fe6be7501" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CostRelatedToEarlyRetirementOfDebt_3fd8de2a-6073-416c-9144-426e27297f31" xlink:href="unm-20200930.xsd#unm_CostRelatedToEarlyRetirementOfDebt"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_unm_CostRelatedToEarlyRetirementOfDebt_3fd8de2a-6073-416c-9144-426e27297f31" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAdditions_a66b0850-c4df-444d-8572-f4e463c17bb1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredPolicyAcquisitionCostsAdditions"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAdditions_a66b0850-c4df-444d-8572-f4e463c17bb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense_513e7086-ef3d-4588-aaea-930f935789e8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense_513e7086-ef3d-4588-aaea-930f935789e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_d5161e99-638e-486b-91dc-2fb78112944a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LaborAndRelatedExpense"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_LaborAndRelatedExpense_d5161e99-638e-486b-91dc-2fb78112944a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_e6dc6f65-bd85-4fc5-9cd3-72ca21d3462c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCostAndExpenseOperating"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_e6dc6f65-bd85-4fc5-9cd3-72ca21d3462c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpenses_bf148c0f-fd39-4636-b177-46475bb6ae45" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BenefitsLossesAndExpenses"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_8933ecb4-f8f3-4d0f-832c-7bc2f901270a" xlink:to="loc_us-gaap_BenefitsLossesAndExpenses_bf148c0f-fd39-4636-b177-46475bb6ae45" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_01006949-597c-4bb7-bcaa-76bae73f3cca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_01006949-597c-4bb7-bcaa-76bae73f3cca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_40d73e0d-aca7-4550-9a80-87f993f334e6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_40d73e0d-aca7-4550-9a80-87f993f334e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_148d3b06-77be-4d06-9382-d339de5f974a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_40d73e0d-aca7-4550-9a80-87f993f334e6" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_148d3b06-77be-4d06-9382-d339de5f974a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_5681eb1b-0bbe-4790-862e-194bf6c909ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_40d73e0d-aca7-4550-9a80-87f993f334e6" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_5681eb1b-0bbe-4790-862e-194bf6c909ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_510f9934-5c39-47eb-8067-3644db73d159" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_40d73e0d-aca7-4550-9a80-87f993f334e6" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_510f9934-5c39-47eb-8067-3644db73d159" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_aba8b969-6da1-4bc2-8228-76759d5d4d84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:to="loc_us-gaap_NetIncomeLoss_aba8b969-6da1-4bc2-8228-76759d5d4d84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_367b3ce3-2c5a-4664-ad22-3af310e3bb64" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_561b11ce-3e08-4731-9301-e0946b0db0bc" xlink:to="loc_us-gaap_EarningsPerShareAbstract_367b3ce3-2c5a-4664-ad22-3af310e3bb64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_1b1fb6ad-6da7-465e-bd33-68c07f9fd0e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_367b3ce3-2c5a-4664-ad22-3af310e3bb64" xlink:to="loc_us-gaap_EarningsPerShareBasic_1b1fb6ad-6da7-465e-bd33-68c07f9fd0e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_99ac334f-8b8b-462e-9568-aaf317240577" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_367b3ce3-2c5a-4664-ad22-3af310e3bb64" xlink:to="loc_us-gaap_EarningsPerShareDiluted_99ac334f-8b8b-462e-9568-aaf317240577" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_9c9804f1-4f51-4e43-a83f-95167d45465d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_us-gaap_NetIncomeLoss_9c9804f1-4f51-4e43-a83f-95167d45465d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_f8b4c9fd-8dfd-43d8-84ed-6b82ab678433" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_f8b4c9fd-8dfd-43d8-84ed-6b82ab678433" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceAndNetOfTaxExpenseBenefit_de4bb0bd-c327-4165-92af-b62694cee209" xlink:href="unm-20200930.xsd#unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceAndNetOfTaxExpenseBenefit"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceAndNetOfTaxExpenseBenefit_de4bb0bd-c327-4165-92af-b62694cee209" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentNetOfTax_4a27f51a-adb8-421f-8d6b-25d29f94b37d" xlink:href="unm-20200930.xsd#unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentNetOfTax_4a27f51a-adb8-421f-8d6b-25d29f94b37d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_35a17f84-7282-4fe2-9057-88ebfd03c512" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_35a17f84-7282-4fe2-9057-88ebfd03c512" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_2aaf7fbe-35b9-48b5-83ad-f196e75ad943" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_2aaf7fbe-35b9-48b5-83ad-f196e75ad943" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_4dea0552-4d5a-4ccd-9690-7b0795482653" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_4dea0552-4d5a-4ccd-9690-7b0795482653" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_dd0d857d-a1fd-40d7-8dfd-6cc858fb73ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_f3c4cf5f-e474-4f6e-8a03-1364b9ba1267" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_dd0d857d-a1fd-40d7-8dfd-6cc858fb73ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_d14e668b-dd50-4115-8cb6-950827f126f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_d14e668b-dd50-4115-8cb6-950827f126f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceTaxExpense_6f09d71b-bdad-4b03-83ee-315400ef27aa" xlink:href="unm-20200930.xsd#unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceTaxExpense"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceTaxExpense_6f09d71b-bdad-4b03-83ee-315400ef27aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentTax_a7bcd8b7-0716-44dc-a864-6cc563cc3f5b" xlink:href="unm-20200930.xsd#unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentTax"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentTax_a7bcd8b7-0716-44dc-a864-6cc563cc3f5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_c10e3579-8f7b-423f-9dd4-25b9ffcfbb4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_c10e3579-8f7b-423f-9dd4-25b9ffcfbb4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_b5bd7d95-796c-41f3-9280-b44fc8e56af4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_071e11b7-ee85-40ac-be81-26658e06b714" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_b5bd7d95-796c-41f3-9280-b44fc8e56af4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/STATEMENTOFCOMPREHENSIVEINCOMEParenthetical" xlink:type="simple" xlink:href="unm-20200930.xsd#STATEMENTOFCOMPREHENSIVEINCOMEParenthetical"/>
<link:presentationLink xlink:role="http://www.unum.com/role/STATEMENTOFCOMPREHENSIVEINCOMEParenthetical" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_dd204f6e-9318-45a3-b9b2-36ec9c5ee1bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_e4828bc8-0ce4-4073-8ff2-73ac763af0be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_dd204f6e-9318-45a3-b9b2-36ec9c5ee1bf" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_e4828bc8-0ce4-4073-8ff2-73ac763af0be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceTaxExpense_debdc5dd-1756-4207-963c-d567f0dba4ce" xlink:href="unm-20200930.xsd#unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceTaxExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_dd204f6e-9318-45a3-b9b2-36ec9c5ee1bf" xlink:to="loc_unm_ChangeInAdjustmentToDeferredAcquisitionCostsAndReservesForFuturePolicyAndContractBenefitsNetOfReinsuranceTaxExpense_debdc5dd-1756-4207-963c-d567f0dba4ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentTax_1719caa4-4fea-41a6-b032-aa1e981eda2f" xlink:href="unm-20200930.xsd#unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_dd204f6e-9318-45a3-b9b2-36ec9c5ee1bf" xlink:to="loc_unm_OtherComprehensiveIncomeLossNetGainOnHedgesAdjustmentTax_1719caa4-4fea-41a6-b032-aa1e981eda2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_d6e454c8-910d-4633-854f-27a85837d9dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_dd204f6e-9318-45a3-b9b2-36ec9c5ee1bf" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_d6e454c8-910d-4633-854f-27a85837d9dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_fdc647ec-cd72-4fcd-b1f0-fb4762081a72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_dd204f6e-9318-45a3-b9b2-36ec9c5ee1bf" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_fdc647ec-cd72-4fcd-b1f0-fb4762081a72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITY" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_719c1790-3c71-4cfa-bf7f-4b98d98b42d5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_d3abdbb3-3e1f-419c-8d8c-04d0c5126573" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_719c1790-3c71-4cfa-bf7f-4b98d98b42d5" xlink:to="loc_us-gaap_StatementTable_d3abdbb3-3e1f-419c-8d8c-04d0c5126573" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_fcdabd21-fdec-433b-9294-06736f111d74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_d3abdbb3-3e1f-419c-8d8c-04d0c5126573" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_fcdabd21-fdec-433b-9294-06736f111d74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_fcdabd21-fdec-433b-9294-06736f111d74" xlink:to="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_e162581c-6eca-4e2c-b864-c4e9656c5c32" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:to="loc_us-gaap_CommonStockMember_e162581c-6eca-4e2c-b864-c4e9656c5c32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_a10bcca0-9703-46c9-9763-4c9d93140703" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_a10bcca0-9703-46c9-9763-4c9d93140703" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_c3abb683-8ed2-417d-af2a-861d54c70863" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_c3abb683-8ed2-417d-af2a-861d54c70863" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_e139a58f-a435-47ca-9b3d-3807d6df26ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:to="loc_us-gaap_RetainedEarningsMember_e139a58f-a435-47ca-9b3d-3807d6df26ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockMember_1446f1bc-a18b-42a2-8bba-0f702f0b1348" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_86b25227-8397-4fa5-9d3c-550bc06e83db" xlink:to="loc_us-gaap_TreasuryStockMember_1446f1bc-a18b-42a2-8bba-0f702f0b1348" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_b12ab23f-f001-4721-9630-289cbc18302b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_d3abdbb3-3e1f-419c-8d8c-04d0c5126573" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_b12ab23f-f001-4721-9630-289cbc18302b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_4ae21738-7624-440e-ab24-4d873dc6d033" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_b12ab23f-f001-4721-9630-289cbc18302b" xlink:to="loc_us-gaap_TypeOfAdoptionMember_4ae21738-7624-440e-ab24-4d873dc6d033" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201602Member_3ea982b4-e8a6-4ba8-adb8-f634681eb2b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfAdoptionMember_4ae21738-7624-440e-ab24-4d873dc6d033" xlink:to="loc_us-gaap_AccountingStandardsUpdate201602Member_3ea982b4-e8a6-4ba8-adb8-f634681eb2b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201613Member_76f227b2-2412-40f7-a4b0-51ef0edac032" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201613Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfAdoptionMember_4ae21738-7624-440e-ab24-4d873dc6d033" xlink:to="loc_us-gaap_AccountingStandardsUpdate201613Member_76f227b2-2412-40f7-a4b0-51ef0edac032" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6f108c2d-eca3-41ed-a0d8-8496da7c61cb" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_d3abdbb3-3e1f-419c-8d8c-04d0c5126573" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6f108c2d-eca3-41ed-a0d8-8496da7c61cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_893258be-a105-4256-8e58-f4a5b5abf5ab" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6f108c2d-eca3-41ed-a0d8-8496da7c61cb" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_893258be-a105-4256-8e58-f4a5b5abf5ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_c74f6789-eddd-4527-adc8-d58df3bdd0bc" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_893258be-a105-4256-8e58-f4a5b5abf5ab" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_c74f6789-eddd-4527-adc8-d58df3bdd0bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember_3a244716-3767-49f0-9774-8d189c44837b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_893258be-a105-4256-8e58-f4a5b5abf5ab" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustedBalanceMember_3a244716-3767-49f0-9774-8d189c44837b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_8e3d037a-5659-4e30-82e5-3f65cf4813c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_d3abdbb3-3e1f-419c-8d8c-04d0c5126573" xlink:to="loc_us-gaap_StatementLineItems_8e3d037a-5659-4e30-82e5-3f65cf4813c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_8e3d037a-5659-4e30-82e5-3f65cf4813c7" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_d71da50a-0341-4e9c-afb1-2f1b26037b83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_StockholdersEquity_d71da50a-0341-4e9c-afb1-2f1b26037b83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_aa7c587a-fd1b-42b0-9fee-452359a5e3d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_aa7c587a-fd1b-42b0-9fee-452359a5e3d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e1ed8c50-6f89-4acf-92d9-01eb0f930d8d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_e1ed8c50-6f89-4acf-92d9-01eb0f930d8d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_d58e4356-e3b9-4e9a-bc53-e0c043861cce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_NetIncomeLoss_d58e4356-e3b9-4e9a-bc53-e0c043861cce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCash_e8bd4368-10a2-460d-8a70-470676a0e9fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCash"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_DividendsCash_e8bd4368-10a2-460d-8a70-470676a0e9fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_9a24a274-eba6-4c85-bece-4a0f1455e440" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_9a24a274-eba6-4c85-bece-4a0f1455e440" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_a9225533-60a7-4143-aac1-f6c93d31b9df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_aa97a6b0-5c0d-4705-8609-c7669631a20f" xlink:to="loc_us-gaap_StockholdersEquity_a9225533-60a7-4143-aac1-f6c93d31b9df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYParenthetical" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYParenthetical"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYParenthetical" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_b2831fbe-d87d-43ea-bb1c-2e4526f86e50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_ef3c6ea7-974a-4529-9591-f716a772f596" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_b2831fbe-d87d-43ea-bb1c-2e4526f86e50" xlink:to="loc_us-gaap_StatementTable_ef3c6ea7-974a-4529-9591-f716a772f596" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_015a665b-eaad-469f-b167-2b6d9a2a2b3c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_ef3c6ea7-974a-4529-9591-f716a772f596" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_015a665b-eaad-469f-b167-2b6d9a2a2b3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_abbfd2fa-8b36-45ed-bc68-ed7bc703398f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_015a665b-eaad-469f-b167-2b6d9a2a2b3c" xlink:to="loc_us-gaap_EquityComponentDomain_abbfd2fa-8b36-45ed-bc68-ed7bc703398f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_e0a1f546-442a-4295-a912-480ac3e2aedc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_abbfd2fa-8b36-45ed-bc68-ed7bc703398f" xlink:to="loc_us-gaap_RetainedEarningsMember_e0a1f546-442a-4295-a912-480ac3e2aedc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_acc45a43-70de-4505-95b7-6f46737f7821" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_ef3c6ea7-974a-4529-9591-f716a772f596" xlink:to="loc_us-gaap_StatementLineItems_acc45a43-70de-4505-95b7-6f46737f7821" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareCashPaid_45f74be6-2ae5-4e85-aa81-c26f38759226" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockDividendsPerShareCashPaid"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_acc45a43-70de-4505-95b7-6f46737f7821" xlink:to="loc_us-gaap_CommonStockDividendsPerShareCashPaid_45f74be6-2ae5-4e85-aa81-c26f38759226" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED" xlink:type="simple" xlink:href="unm-20200930.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_93bf61a2-9f97-4c44-b43a-719ccf2159a9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_93bf61a2-9f97-4c44-b43a-719ccf2159a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_1a36ff8a-f644-4a4e-a8dc-7e8733b4fe70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_93bf61a2-9f97-4c44-b43a-719ccf2159a9" xlink:to="loc_us-gaap_NetIncomeLoss_1a36ff8a-f644-4a4e-a8dc-7e8733b4fe70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_93bf61a2-9f97-4c44-b43a-719ccf2159a9" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_cd402c68-f87d-4245-8f28-8239c6f80d69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_cd402c68-f87d-4245-8f28-8239c6f80d69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts_dba59071-e2a6-4467-8f3b-31ec022e0e7f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts_dba59071-e2a6-4467-8f3b-31ec022e0e7f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInsuranceLiabilities_c31cb09e-084c-4abb-a1de-258b4febcfb4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInInsuranceLiabilities"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_IncreaseDecreaseInInsuranceLiabilities_c31cb09e-084c-4abb-a1de-258b4febcfb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_555796e4-cb4b-45a9-af52-b0eb61f156a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_555796e4-cb4b-45a9-af52-b0eb61f156a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_13c1cc0a-9b2e-46f9-94ab-c02edc97da95" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_13c1cc0a-9b2e-46f9-94ab-c02edc97da95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable_4b0f9c23-a826-473c-9267-75d18145315e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedInvestmentIncomeReceivable_4b0f9c23-a826-473c-9267-75d18145315e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_d4d360b9-62ea-467d-b0bf-12de615c5483" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestments"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_GainLossOnInvestments_d4d360b9-62ea-467d-b0bf-12de615c5483" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_88d50ed1-35b5-453d-ac91-7f9e96e1969f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_88d50ed1-35b5-453d-ac91-7f9e96e1969f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_fe72041c-d4d2-4fa1-a9c0-1c05ae54831e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncashIncomeExpense"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_fe72041c-d4d2-4fa1-a9c0-1c05ae54831e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2e7fbf00-2b4e-462f-8096-af01e5b54c1f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_5f4dc2b7-c32d-48c7-a31a-44d0f935842c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2e7fbf00-2b4e-462f-8096-af01e5b54c1f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_03a7efb2-684b-4929-b139-484333d29878" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_03a7efb2-684b-4929-b139-484333d29878" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_e37cfcd4-1d20-4942-b4a3-a9b8015334f3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_e37cfcd4-1d20-4942-b4a3-a9b8015334f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_57491332-0501-467e-88d4-eed90bce6e20" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_57491332-0501-467e-88d4-eed90bce6e20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_4a537042-7c60-4450-8b8b-7a8ac9505ccd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_4a537042-7c60-4450-8b8b-7a8ac9505ccd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherInvestments_314fd786-5d1d-4d51-af91-fefa2cc8a129" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireOtherInvestments"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_PaymentsToAcquireOtherInvestments_314fd786-5d1d-4d51-af91-fefa2cc8a129" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromShortTermInvestments_16233141-237d-41a7-bfab-a991ef24de93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromShortTermInvestments"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_PaymentsForProceedsFromShortTermInvestments_16233141-237d-41a7-bfab-a991ef24de93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInCashCollateralForLoanedSecurities_c5f56988-fe8d-46cf-8fe1-03c53c568f17" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInCashCollateralForLoanedSecurities"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_IncreaseDecreaseInCashCollateralForLoanedSecurities_c5f56988-fe8d-46cf-8fe1-03c53c568f17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_5427be89-ae9a-443c-84dc-a1eace6d1765" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_5427be89-ae9a-443c-84dc-a1eace6d1765" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_dd2cc6e9-3eff-4ee9-b128-c082d2f28647" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_dd2cc6e9-3eff-4ee9-b128-c082d2f28647" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_87f17098-5e25-4173-ba11-46ab47c461bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_2a3c7714-dcf3-4527-98c1-f7ce91ea489d" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_87f17098-5e25-4173-ba11-46ab47c461bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_36895a0d-f5b6-495e-aefc-1d518e4f7b95" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebt_36895a0d-f5b6-495e-aefc-1d518e4f7b95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_094c9e63-fca6-4612-a0b0-173563dd65a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_094c9e63-fca6-4612-a0b0-173563dd65a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_44ca5b9c-d420-44a3-8967-53613adec245" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_44ca5b9c-d420-44a3-8967-53613adec245" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_b3d77fe1-f32a-4aa6-9c0b-9329b8fe3c20" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDebtExtinguishmentCosts"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_PaymentsOfDebtExtinguishmentCosts_b3d77fe1-f32a-4aa6-9c0b-9329b8fe3c20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_c574bf57-45b6-4035-830e-832293b0dfe6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_c574bf57-45b6-4035-830e-832293b0dfe6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_1b5f90e9-e780-4126-8b6b-d43f78a618c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_1b5f90e9-e780-4126-8b6b-d43f78a618c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_6c986420-be37-4b3a-a1b2-e0c16e314f85" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividends"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_PaymentsOfDividends_6c986420-be37-4b3a-a1b2-e0c16e314f85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_1471ad97-44d2-43c5-b55e-8c1d69b012b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_1471ad97-44d2-43c5-b55e-8c1d69b012b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a7a069fe-611e-4d8e-8c27-28f92d6c8c1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_788835ef-ad64-4351-b99b-c8d9e76f7205" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_a7a069fe-611e-4d8e-8c27-28f92d6c8c1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_8d985389-e2fe-4069-a8de-b75a22b6dcd7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_8d985389-e2fe-4069-a8de-b75a22b6dcd7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2db55c72-50cc-4c22-8e31-e87fb0ea46f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_2db55c72-50cc-4c22-8e31-e87fb0ea46f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_0529ef18-f9fd-48f9-936b-8c3bfa2e3e1a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_e9cfc3a0-5bcd-45ec-97b1-1aaff64e7748" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_0529ef18-f9fd-48f9-936b-8c3bfa2e3e1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/BasisofPresentation" xlink:type="simple" xlink:href="unm-20200930.xsd#BasisofPresentation"/>
<link:presentationLink xlink:role="http://www.unum.com/role/BasisofPresentation" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_8d1dfcd9-b50d-4e70-83f0-3480478d76dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccounting_c6027c8a-3a1a-4881-8851-c4ba311ef7cb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BasisOfAccounting"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_8d1dfcd9-b50d-4e70-83f0-3480478d76dd" xlink:to="loc_us-gaap_BasisOfAccounting_c6027c8a-3a1a-4881-8851-c4ba311ef7cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/BasisofPresentationPolicies" xlink:type="simple" xlink:href="unm-20200930.xsd#BasisofPresentationPolicies"/>
<link:presentationLink xlink:role="http://www.unum.com/role/BasisofPresentationPolicies" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_6344cbd8-3ac4-49bb-9161-86823bbdad7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_6c410fe7-1521-460e-8a7c-78a7c65b705d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_6344cbd8-3ac4-49bb-9161-86823bbdad7b" xlink:to="loc_us-gaap_BasisOfAccountingPolicyPolicyTextBlock_6c410fe7-1521-460e-8a7c-78a7c65b705d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccountingDevelopments" xlink:type="simple" xlink:href="unm-20200930.xsd#AccountingDevelopments"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccountingDevelopments" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_006fca82-e94a-40af-a06f-f14c2585fffc" xlink:href="unm-20200930.xsd#unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_b8637532-7978-4cd3-8e3e-0b121af75a4a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_006fca82-e94a-40af-a06f-f14c2585fffc" xlink:to="loc_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_b8637532-7978-4cd3-8e3e-0b121af75a4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DescriptionOfNewAccountingPronouncementsNotYetAdopted_04e5013f-a897-46fd-b3b7-58a3f07f5efb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DescriptionOfNewAccountingPronouncementsNotYetAdopted"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_006fca82-e94a-40af-a06f-f14c2585fffc" xlink:to="loc_us-gaap_DescriptionOfNewAccountingPronouncementsNotYetAdopted_04e5013f-a897-46fd-b3b7-58a3f07f5efb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SignificantAccountingPoliciesTextBlock_1024823a-7bc3-4cdd-99f8-3d9437f4bbd2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_006fca82-e94a-40af-a06f-f14c2585fffc" xlink:to="loc_us-gaap_SignificantAccountingPoliciesTextBlock_1024823a-7bc3-4cdd-99f8-3d9437f4bbd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccountingDevelopmentsPolicies" xlink:type="simple" xlink:href="unm-20200930.xsd#AccountingDevelopmentsPolicies"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccountingDevelopmentsPolicies" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_f9c0af30-76bc-4d43-8b7a-01ce729a0095" xlink:href="unm-20200930.xsd#unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditLossFinancialInstrumentPolicyTextBlock_ce63a109-b44b-41d4-a33e-22d3718a4c87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditLossFinancialInstrumentPolicyTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_f9c0af30-76bc-4d43-8b7a-01ce729a0095" xlink:to="loc_us-gaap_CreditLossFinancialInstrumentPolicyTextBlock_ce63a109-b44b-41d4-a33e-22d3718a4c87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccountingDevelopmentsTables" xlink:type="simple" xlink:href="unm-20200930.xsd#AccountingDevelopmentsTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccountingDevelopmentsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_22fe891d-9616-46b0-a448-eb212b7b5c32" xlink:href="unm-20200930.xsd#unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_422375ae-8564-40c9-aa36-acb809c928ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_22fe891d-9616-46b0-a448-eb212b7b5c32" xlink:to="loc_us-gaap_ScheduleOfNewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_422375ae-8564-40c9-aa36-acb809c928ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccountingDevelopmentsDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#AccountingDevelopmentsDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccountingDevelopmentsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_1594476e-74a7-432d-b91a-46cd01800f5b" xlink:href="unm-20200930.xsd#unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0b403437-7a7b-45c8-8bea-2dc6afaa919e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_1594476e-74a7-432d-b91a-46cd01800f5b" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0b403437-7a7b-45c8-8bea-2dc6afaa919e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_5ac931e9-2a4a-4715-9000-c03d332abee0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0b403437-7a7b-45c8-8bea-2dc6afaa919e" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_5ac931e9-2a4a-4715-9000-c03d332abee0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_feafb6b4-a9e6-42a7-a60c-058143ce6bad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_5ac931e9-2a4a-4715-9000-c03d332abee0" xlink:to="loc_us-gaap_TypeOfAdoptionMember_feafb6b4-a9e6-42a7-a60c-058143ce6bad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201613Member_0cd97e41-dc1e-4bea-827c-7a152e97aaff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201613Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfAdoptionMember_feafb6b4-a9e6-42a7-a60c-058143ce6bad" xlink:to="loc_us-gaap_AccountingStandardsUpdate201613Member_0cd97e41-dc1e-4bea-827c-7a152e97aaff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201602Member_9b691363-6bb6-4b21-8fe3-54eba2a704e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingStandardsUpdate201602Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TypeOfAdoptionMember_feafb6b4-a9e6-42a7-a60c-058143ce6bad" xlink:to="loc_us-gaap_AccountingStandardsUpdate201602Member_9b691363-6bb6-4b21-8fe3-54eba2a704e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_6f55b647-d7ff-4d3b-9732-e1e45a0becef" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0b403437-7a7b-45c8-8bea-2dc6afaa919e" xlink:to="loc_srt_RestatementAxis_6f55b647-d7ff-4d3b-9732-e1e45a0becef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_a315f9f0-c414-4bbf-b3fa-aa04ef8cb249" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementAxis_6f55b647-d7ff-4d3b-9732-e1e45a0becef" xlink:to="loc_srt_RestatementDomain_a315f9f0-c414-4bbf-b3fa-aa04ef8cb249" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_c30e2ab9-0a20-4ca5-beb2-78eb29b5f852" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementAdjustmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RestatementDomain_a315f9f0-c414-4bbf-b3fa-aa04ef8cb249" xlink:to="loc_srt_RestatementAdjustmentMember_c30e2ab9-0a20-4ca5-beb2-78eb29b5f852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_0b403437-7a7b-45c8-8bea-2dc6afaa919e" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_bf5fc6bf-2a0d-4f56-b730-c6847f5b55ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_bf5fc6bf-2a0d-4f56-b730-c6847f5b55ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverables_cf3f1890-b11e-4aad-b1c5-f5fb25a34507" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceRecoverables"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:to="loc_us-gaap_ReinsuranceRecoverables_cf3f1890-b11e-4aad-b1c5-f5fb25a34507" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsAndOtherReceivablesNet_2bdeb0d4-c923-4546-8416-b85cf43c2383" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsAndOtherReceivablesNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:to="loc_us-gaap_PremiumsAndOtherReceivablesNet_2bdeb0d4-c923-4546-8416-b85cf43c2383" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_018b167c-6a98-4541-a0db-05e3a74d89ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_018b167c-6a98-4541-a0db-05e3a74d89ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_cf481e09-db9b-4c49-8ed0-984aa0708f70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilities"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:to="loc_us-gaap_OtherLiabilities_cf481e09-db9b-4c49-8ed0-984aa0708f70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_0d21bc72-3bbc-40da-8a1a-645d1a851ece" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_a36719d1-bd76-4337-b2bb-6519a740bcb9" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_0d21bc72-3bbc-40da-8a1a-645d1a851ece" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccountingPoliciesDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#AccountingPoliciesDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccountingPoliciesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_6e7df790-586b-491d-87f8-0b757637eef4" xlink:href="unm-20200930.xsd#unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsReceivableAllowanceForDoubtfulAccounts_23a15635-c0f7-4121-8cca-08daaeff6acd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsReceivableAllowanceForDoubtfulAccounts"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_6e7df790-586b-491d-87f8-0b757637eef4" xlink:to="loc_us-gaap_PremiumsReceivableAllowanceForDoubtfulAccounts_23a15635-c0f7-4121-8cca-08daaeff6acd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsReceivableGross_1923ec6a-bfc1-404c-9392-2e4916545fb1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsReceivableGross"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_6e7df790-586b-491d-87f8-0b757637eef4" xlink:to="loc_us-gaap_PremiumsReceivableGross_1923ec6a-bfc1-404c-9392-2e4916545fb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumReceivableCreditLossExpenseReversal_cca5811c-c0ea-4852-9870-f233924f6c9b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumReceivableCreditLossExpenseReversal"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_6e7df790-586b-491d-87f8-0b757637eef4" xlink:to="loc_us-gaap_PremiumReceivableCreditLossExpenseReversal_cca5811c-c0ea-4852-9870-f233924f6c9b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverablesAllowance_a03343a5-a8c3-4ed8-8b61-4abf87af9e5d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceRecoverablesAllowance"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AccountingDevelopmentsAndNewAccountingPoliciesAbstract_6e7df790-586b-491d-87f8-0b757637eef4" xlink:to="loc_us-gaap_ReinsuranceRecoverablesAllowance_a03343a5-a8c3-4ed8-8b61-4abf87af9e5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/FairValuesofFinancialInstruments" xlink:type="simple" xlink:href="unm-20200930.xsd#FairValuesofFinancialInstruments"/>
<link:presentationLink xlink:role="http://www.unum.com/role/FairValuesofFinancialInstruments" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_6b22c699-619f-4953-a553-1d65047a3f5e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_335cefdd-04ba-4280-9521-7298f507ef6e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_6b22c699-619f-4953-a553-1d65047a3f5e" xlink:to="loc_us-gaap_FairValueDisclosuresTextBlock_335cefdd-04ba-4280-9521-7298f507ef6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/FairValuesofFinancialInstrumentsTables" xlink:type="simple" xlink:href="unm-20200930.xsd#FairValuesofFinancialInstrumentsTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/FairValuesofFinancialInstrumentsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_aed87414-e4aa-42ad-9988-d059d1c8a799" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTableTextBlock_7e9edbe0-7ca1-4c84-b177-7c589b0a751b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_aed87414-e4aa-42ad-9988-d059d1c8a799" xlink:to="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTableTextBlock_7e9edbe0-7ca1-4c84-b177-7c589b0a751b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_972fc82b-ce2e-4544-b4fb-569f4735b783" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_aed87414-e4aa-42ad-9988-d059d1c8a799" xlink:to="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_972fc82b-ce2e-4544-b4fb-569f4735b783" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_bd40efcb-eb76-4909-a2be-90ba0ccf1307" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_aed87414-e4aa-42ad-9988-d059d1c8a799" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock_bd40efcb-eb76-4909-a2be-90ba0ccf1307" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_b514d3bd-2383-42e2-a66d-7d3523771d82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_aed87414-e4aa-42ad-9988-d059d1c8a799" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTableTextBlock_b514d3bd-2383-42e2-a66d-7d3523771d82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_d94687f8-5841-4e5a-8465-9c9932bd19a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_aed87414-e4aa-42ad-9988-d059d1c8a799" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_d94687f8-5841-4e5a-8465-9c9932bd19a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/FairValuesofFinancialInstrumentsPrivateEquityPartnershipsDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#FairValuesofFinancialInstrumentsPrivateEquityPartnershipsDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/FairValuesofFinancialInstrumentsPrivateEquityPartnershipsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_f6df0cb7-af2d-4a98-bf5c-e907fcac70fa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_a39a46e5-f52e-4f23-8abe-0df346fc7af2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_f6df0cb7-af2d-4a98-bf5c-e907fcac70fa" xlink:to="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_a39a46e5-f52e-4f23-8abe-0df346fc7af2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_762bc1e6-414e-4449-ac95-db0ef1ca93cc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_a39a46e5-f52e-4f23-8abe-0df346fc7af2" xlink:to="loc_us-gaap_FinancialInstrumentAxis_762bc1e6-414e-4449-ac95-db0ef1ca93cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_94b9f9c9-a7c3-4f30-a0cf-4079eb3ac093" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_762bc1e6-414e-4449-ac95-db0ef1ca93cc" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_94b9f9c9-a7c3-4f30-a0cf-4079eb3ac093" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivateEquityFundsMember_48808df7-90c9-449f-9dd8-43dcc21a600b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrivateEquityFundsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_94b9f9c9-a7c3-4f30-a0cf-4079eb3ac093" xlink:to="loc_us-gaap_PrivateEquityFundsMember_48808df7-90c9-449f-9dd8-43dcc21a600b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PrivateEquityFundTypeAxis_4725a051-b670-4b7c-b30c-b1c28e4cdf19" xlink:href="unm-20200930.xsd#unm_PrivateEquityFundTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_a39a46e5-f52e-4f23-8abe-0df346fc7af2" xlink:to="loc_unm_PrivateEquityFundTypeAxis_4725a051-b670-4b7c-b30c-b1c28e4cdf19" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PrivateEquityFundTypeDomain_9981ecd0-44ab-46f4-931d-1dc31641b15b" xlink:href="unm-20200930.xsd#unm_PrivateEquityFundTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PrivateEquityFundTypeAxis_4725a051-b670-4b7c-b30c-b1c28e4cdf19" xlink:to="loc_unm_PrivateEquityFundTypeDomain_9981ecd0-44ab-46f4-931d-1dc31641b15b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PrivateCreditMember_a473fdd8-5a0e-40e0-b587-621f2d720417" xlink:href="unm-20200930.xsd#unm_PrivateCreditMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PrivateEquityFundTypeDomain_9981ecd0-44ab-46f4-931d-1dc31641b15b" xlink:to="loc_unm_PrivateCreditMember_a473fdd8-5a0e-40e0-b587-621f2d720417" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PrivateEquityLimitedPartnershipMember_2d3bf8cc-3eda-4d3d-8bcd-c1572070bac4" xlink:href="unm-20200930.xsd#unm_PrivateEquityLimitedPartnershipMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PrivateEquityFundTypeDomain_9981ecd0-44ab-46f4-931d-1dc31641b15b" xlink:to="loc_unm_PrivateEquityLimitedPartnershipMember_2d3bf8cc-3eda-4d3d-8bcd-c1572070bac4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_RealAssetsMember_634518b4-8156-4a21-a5c7-3fecdecf80ef" xlink:href="unm-20200930.xsd#unm_RealAssetsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PrivateEquityFundTypeDomain_9981ecd0-44ab-46f4-931d-1dc31641b15b" xlink:to="loc_unm_RealAssetsMember_634518b4-8156-4a21-a5c7-3fecdecf80ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_RedemptionTermAxis_801ed95a-9bee-4bd1-b98a-dd214b87afa4" xlink:href="unm-20200930.xsd#unm_RedemptionTermAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_a39a46e5-f52e-4f23-8abe-0df346fc7af2" xlink:to="loc_unm_RedemptionTermAxis_801ed95a-9bee-4bd1-b98a-dd214b87afa4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_RedemptionTermDomain_9d802709-239a-4184-9a24-5eab7eb47e4e" xlink:href="unm-20200930.xsd#unm_RedemptionTermDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RedemptionTermAxis_801ed95a-9bee-4bd1-b98a-dd214b87afa4" xlink:to="loc_unm_RedemptionTermDomain_9d802709-239a-4184-9a24-5eab7eb47e4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NotRedeemableMember_76dc327f-1e9b-43e2-8dd3-a3d085cf38f2" xlink:href="unm-20200930.xsd#unm_NotRedeemableMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RedemptionTermDomain_9d802709-239a-4184-9a24-5eab7eb47e4e" xlink:to="loc_unm_NotRedeemableMember_76dc327f-1e9b-43e2-8dd3-a3d085cf38f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_Quarterlyafter2yearlockwith90daysnoticeMember_cec2e0cd-9ff0-4638-8c8e-6497a42a9d2b" xlink:href="unm-20200930.xsd#unm_Quarterlyafter2yearlockwith90daysnoticeMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RedemptionTermDomain_9d802709-239a-4184-9a24-5eab7eb47e4e" xlink:to="loc_unm_Quarterlyafter2yearlockwith90daysnoticeMember_cec2e0cd-9ff0-4638-8c8e-6497a42a9d2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_QuarterlyMember_5034fcf1-6107-40ee-a452-665e1578693f" xlink:href="unm-20200930.xsd#unm_QuarterlyMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RedemptionTermDomain_9d802709-239a-4184-9a24-5eab7eb47e4e" xlink:to="loc_unm_QuarterlyMember_5034fcf1-6107-40ee-a452-665e1578693f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_f6ebcca8-c749-4d3c-9aba-a0202ad55d34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_a39a46e5-f52e-4f23-8abe-0df346fc7af2" xlink:to="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_f6ebcca8-c749-4d3c-9aba-a0202ad55d34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_95f181ca-b8c1-4896-93fa-01301fd43ea7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AlternativeInvestment"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_f6ebcca8-c749-4d3c-9aba-a0202ad55d34" xlink:to="loc_us-gaap_AlternativeInvestment_95f181ca-b8c1-4896-93fa-01301fd43ea7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments_145d4f38-156c-4305-88ff-7d666069d9ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_f6ebcca8-c749-4d3c-9aba-a0202ad55d34" xlink:to="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments_145d4f38-156c-4305-88ff-7d666069d9ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/FairValueMeasurementsbyInputLevelDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#FairValueMeasurementsbyInputLevelDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/FairValueMeasurementsbyInputLevelDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract_e8f0c5a5-5371-4a2d-91d4-59a75d01f4f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract_e8f0c5a5-5371-4a2d-91d4-59a75d01f4f2" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_6160b1c7-def7-45db-9300-9388021aaf08" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:to="loc_us-gaap_FinancialInstrumentAxis_6160b1c7-def7-45db-9300-9388021aaf08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_6160b1c7-def7-45db-9300-9388021aaf08" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_a1ff201e-6c90-455f-b625-77af14c3d011" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_a1ff201e-6c90-455f-b625-77af14c3d011" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_07818e52-6923-4f9f-9548-7234cfffe839" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_07818e52-6923-4f9f-9548-7234cfffe839" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_82b2e6a1-39ff-485e-b958-11db2de354f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_82b2e6a1-39ff-485e-b958-11db2de354f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityBondsMember_acb7c7a3-3c42-4d1d-ae49-c2f97585c615" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityBondsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_PublicUtilityBondsMember_acb7c7a3-3c42-4d1d-ae49-c2f97585c615" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_1e0a8747-c78a-4949-8561-2a60650e4996" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_1e0a8747-c78a-4949-8561-2a60650e4996" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_930675fb-5588-47d6-bac4-cd75c5df08ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_930675fb-5588-47d6-bac4-cd75c5df08ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemablePreferredStockMember_33bf057f-9532-4da3-847f-8a136f9cfd70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RedeemablePreferredStockMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_RedeemablePreferredStockMember_33bf057f-9532-4da3-847f-8a136f9cfd70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForwardContractsMember_d4e6b84f-b2af-4bb4-8da9-efda0e769694" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForwardContractsMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_ForwardContractsMember_d4e6b84f-b2af-4bb4-8da9-efda0e769694" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_cfa03fef-36ac-40e6-8bb6-b4883ba21029" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrencySwapMember"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_CurrencySwapMember_cfa03fef-36ac-40e6-8bb6-b4883ba21029" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDefaultSwapMember_e1388ba2-c907-46c2-ae28-8e4fe2577c21" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDefaultSwapMember"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_CreditDefaultSwapMember_e1388ba2-c907-46c2-ae28-8e4fe2577c21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivateEquityFundsMember_44f51e70-9778-439e-b965-c5e365e2b84a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrivateEquityFundsMember"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_PrivateEquityFundsMember_44f51e70-9778-439e-b965-c5e365e2b84a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeMember_fafbf5eb-9be2-4629-a421-a484f438d59d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeMember"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_59f15b0c-34b4-4fb6-a44e-27ea112c5e8c" xlink:to="loc_us-gaap_DerivativeMember_fafbf5eb-9be2-4629-a421-a484f438d59d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_5083ee2f-b055-4599-8c95-9480a5f98be2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_5083ee2f-b055-4599-8c95-9480a5f98be2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_ae657f46-5f20-4fc8-9d69-7219fc4c0dac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_5083ee2f-b055-4599-8c95-9480a5f98be2" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_ae657f46-5f20-4fc8-9d69-7219fc4c0dac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_7b00fa3f-fd14-4628-b749-c7d601e9c46c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_ae657f46-5f20-4fc8-9d69-7219fc4c0dac" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_7b00fa3f-fd14-4628-b749-c7d601e9c46c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9438bf2e-e872-46be-b479-ec8b49492ea7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9438bf2e-e872-46be-b479-ec8b49492ea7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d167c6c0-b73f-431e-b29e-ff0dbaa7a6db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_9438bf2e-e872-46be-b479-ec8b49492ea7" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d167c6c0-b73f-431e-b29e-ff0dbaa7a6db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_20a1a9c8-d337-4556-bf8a-a472cef8aa6e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d167c6c0-b73f-431e-b29e-ff0dbaa7a6db" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_20a1a9c8-d337-4556-bf8a-a472cef8aa6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_82243a46-dee4-4cbf-9d62-bd02d05fbf25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d167c6c0-b73f-431e-b29e-ff0dbaa7a6db" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_82243a46-dee4-4cbf-9d62-bd02d05fbf25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_6fc240e2-b0b7-4633-9038-127723177023" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d167c6c0-b73f-431e-b29e-ff0dbaa7a6db" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_6fc240e2-b0b7-4633-9038-127723177023" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_22307cb7-aa63-4a7d-a506-21162ef9d1de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d167c6c0-b73f-431e-b29e-ff0dbaa7a6db" xlink:to="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_22307cb7-aa63-4a7d-a506-21162ef9d1de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_0f983389-c588-4fb0-9b05-05392ce260f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_0f983389-c588-4fb0-9b05-05392ce260f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_77d4c179-7920-4a7d-be33-5886266aeb70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_0f983389-c588-4fb0-9b05-05392ce260f6" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_77d4c179-7920-4a7d-be33-5886266aeb70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_845d3ce0-6488-40f0-8a9f-e59a769caa85" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_77d4c179-7920-4a7d-be33-5886266aeb70" xlink:to="loc_us-gaap_InterestRateSwapMember_845d3ce0-6488-40f0-8a9f-e59a769caa85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_338642c6-2ca0-417f-95fc-6733bbdc8549" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CurrencySwapMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_77d4c179-7920-4a7d-be33-5886266aeb70" xlink:to="loc_us-gaap_CurrencySwapMember_338642c6-2ca0-417f-95fc-6733bbdc8549" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDefaultSwapMember_1f23b5be-1363-4db5-b86e-001171d48e12" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDefaultSwapMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_77d4c179-7920-4a7d-be33-5886266aeb70" xlink:to="loc_us-gaap_CreditDefaultSwapMember_1f23b5be-1363-4db5-b86e-001171d48e12" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_c5c778c2-7f52-452f-800c-66f0bdf8a149" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeFinancialInstrumentsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_77d4c179-7920-4a7d-be33-5886266aeb70" xlink:to="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_c5c778c2-7f52-452f-800c-66f0bdf8a149" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_bf035384-084a-487c-8438-fb49aa8a9446" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_e5b65293-cfab-4237-a061-9c966e8dec1e" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_bf035384-084a-487c-8438-fb49aa8a9446" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_bf035384-084a-487c-8438-fb49aa8a9446" xlink:to="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAbstract_1e0fdc91-a390-4309-9b6b-de7e6d771500" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesAbstract_1e0fdc91-a390-4309-9b6b-de7e6d771500" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_bce7ab2c-481f-488f-b9fd-145ca334db36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_1e0fdc91-a390-4309-9b6b-de7e6d771500" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_bce7ab2c-481f-488f-b9fd-145ca334db36" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_49dc292b-026c-410a-90de-47002a0fe804" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssets"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:to="loc_us-gaap_DerivativeAssets_49dc292b-026c-410a-90de-47002a0fe804" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_ac61bae4-7a53-4c21-b416-358fdcec6406" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_ac61bae4-7a53-4c21-b416-358fdcec6406" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_4cd10510-c39b-42da-a3c1-94372eb5517d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AlternativeInvestment"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:to="loc_us-gaap_AlternativeInvestment_4cd10510-c39b-42da-a3c1-94372eb5517d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestments_6637c17f-46c7-4468-b412-4ee87040e2b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestments"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:to="loc_us-gaap_OtherLongTermInvestments_6637c17f-46c7-4468-b412-4ee87040e2b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_857f45b6-b05c-4194-820a-30b12ca6fa7d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1b697ef7-1df7-4a1c-8d9e-0af7ea378a6e" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_857f45b6-b05c-4194-820a-30b12ca6fa7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_430c850e-2981-46d2-9588-a437ac0d5b76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_bf035384-084a-487c-8438-fb49aa8a9446" xlink:to="loc_us-gaap_LiabilitiesAbstract_430c850e-2981-46d2-9588-a437ac0d5b76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_9078f9f3-ebfd-426f-a1bd-577d95756825" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_430c850e-2981-46d2-9588-a437ac0d5b76" xlink:to="loc_us-gaap_DerivativeLiabilities_9078f9f3-ebfd-426f-a1bd-577d95756825" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_911cb3ea-a46f-43f8-9ac7-f042f23efce4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAbstract_430c850e-2981-46d2-9588-a437ac0d5b76" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_911cb3ea-a46f-43f8-9ac7-f042f23efce4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ChangesinAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisusingSignificantUnobservableInputsLevel3Detail" xlink:type="simple" xlink:href="unm-20200930.xsd#ChangesinAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisusingSignificantUnobservableInputsLevel3Detail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ChangesinAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisusingSignificantUnobservableInputsLevel3Detail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f6190b78-47c9-4014-a35a-6ad18bbdd91c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_7912ca05-2cde-45a7-9891-d6248bd357fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f6190b78-47c9-4014-a35a-6ad18bbdd91c" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_7912ca05-2cde-45a7-9891-d6248bd357fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_7912ca05-2cde-45a7-9891-d6248bd357fb" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_c5c74b3d-d291-4e46-a19f-6fe4a2c80567" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_c5c74b3d-d291-4e46-a19f-6fe4a2c80567" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_4dc01dbc-5eec-409b-9722-aac197d00499" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_4dc01dbc-5eec-409b-9722-aac197d00499" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityBondsMember_617c84d1-8fe7-4688-a34d-72909c47ad44" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityBondsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_PublicUtilityBondsMember_617c84d1-8fe7-4688-a34d-72909c47ad44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_b259d9fb-c42e-44a5-9969-727c4e0a9b40" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_b259d9fb-c42e-44a5-9969-727c4e0a9b40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_3704f22e-5cef-44f5-a401-4ca11a9d7ca6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_3704f22e-5cef-44f5-a401-4ca11a9d7ca6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemablePreferredStockMember_a3764c9e-0e9c-4838-877d-6a1468b3fd53" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RedeemablePreferredStockMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_RedeemablePreferredStockMember_a3764c9e-0e9c-4838-877d-6a1468b3fd53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesMember_bfb27efa-aca5-4f42-919e-ab7b59f57e74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_DebtSecuritiesMember_bfb27efa-aca5-4f42-919e-ab7b59f57e74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_32e10e2b-04f2-458a-88f8-19c47e57d604" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_3a7518fb-ba90-4761-97dd-f64451a31374" xlink:to="loc_us-gaap_EquitySecuritiesMember_32e10e2b-04f2-458a-88f8-19c47e57d604" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_eb20da8e-53ca-45cc-91bf-3b4e56fd897b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f6190b78-47c9-4014-a35a-6ad18bbdd91c" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_eb20da8e-53ca-45cc-91bf-3b4e56fd897b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_6fd3db0a-983e-4060-8cb8-f284750a358e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_eb20da8e-53ca-45cc-91bf-3b4e56fd897b" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_6fd3db0a-983e-4060-8cb8-f284750a358e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_c8b73291-7a36-440f-8d2e-a1cb2bd5cbd6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeFinancialInstrumentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_6fd3db0a-983e-4060-8cb8-f284750a358e" xlink:to="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_c8b73291-7a36-440f-8d2e-a1cb2bd5cbd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_f6190b78-47c9-4014-a35a-6ad18bbdd91c" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_084236f8-40a0-4b72-81be-8e04a739b354" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_084236f8-40a0-4b72-81be-8e04a739b354" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_5a264a13-32a6-4316-889a-cb746428c8bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_5a264a13-32a6-4316-889a-cb746428c8bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_7f1679be-aada-4578-aab3-8d5d4972cceb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_7f1679be-aada-4578-aab3-8d5d4972cceb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_8ee75735-19eb-4cf9-818a-458c47dda670" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_8ee75735-19eb-4cf9-818a-458c47dda670" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_3aa27319-7904-4ea0-860a-469f22f8f192" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_3aa27319-7904-4ea0-860a-469f22f8f192" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_e46eb7a6-4def-4f6b-8c87-52535616162c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_e46eb7a6-4def-4f6b-8c87-52535616162c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_c650a096-eab5-4a32-bcf2-2e9137be23ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_c650a096-eab5-4a32-bcf2-2e9137be23ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci_8b068fc1-edcf-4d4a-baf4-82a32e2343b5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci_8b068fc1-edcf-4d4a-baf4-82a32e2343b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_fb206920-f4fb-4056-993c-4db38fa0f763" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_fb206920-f4fb-4056-993c-4db38fa0f763" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_0381b885-eb4a-491c-9247-cc4f7bf09846" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_0381b885-eb4a-491c-9247-cc4f7bf09846" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings_2091ff64-25a8-4681-b1cb-182fd94324e9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings_2091ff64-25a8-4681-b1cb-182fd94324e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss_1dda32b9-8160-4626-902e-1027b64737f3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss_1dda32b9-8160-4626-902e-1027b64737f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases_6d53c13e-8ff6-494e-b501-0ff19eabfda8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchases_6d53c13e-8ff6-494e-b501-0ff19eabfda8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales_bfcd0abc-f006-4622-b9ea-63daf540b6c5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationSales_bfcd0abc-f006-4622-b9ea-63daf540b6c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3_dc2e0b67-039c-49b8-998f-70debf15cc23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3_dc2e0b67-039c-49b8-998f-70debf15cc23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_5e55f0f6-5111-4dbf-8c50-3d7664066890" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3"/>
<link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_5e55f0f6-5111-4dbf-8c50-3d7664066890" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetLiabilityRecurringBasisStillHeldUnrealizedGainLossOci_0df35f5b-a7c3-48d6-b374-7f8c4c34c4f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetLiabilityRecurringBasisStillHeldUnrealizedGainLossOci"/>
<link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3ab3d78-569d-41e3-a90b-17d905a28c12" xlink:to="loc_us-gaap_FairValueAssetLiabilityRecurringBasisStillHeldUnrealizedGainLossOci_0df35f5b-a7c3-48d6-b374-7f8c4c34c4f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/QuantitativeInformationRegardingSignificantUnobservableInputsDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#QuantitativeInformationRegardingSignificantUnobservableInputsDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/QuantitativeInformationRegardingSignificantUnobservableInputsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_5f85089a-9b30-4f6d-a7e0-8b6a14be8679" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_5f85089a-9b30-4f6d-a7e0-8b6a14be8679" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_deb0436a-0599-4fbc-b3ca-339b174bfb7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_deb0436a-0599-4fbc-b3ca-339b174bfb7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b00bc37d-b9a1-4d8a-9d94-55f83a853a44" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_deb0436a-0599-4fbc-b3ca-339b174bfb7b" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b00bc37d-b9a1-4d8a-9d94-55f83a853a44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_1d74d091-7405-4aec-bb96-b44de1e6fba3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b00bc37d-b9a1-4d8a-9d94-55f83a853a44" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_1d74d091-7405-4aec-bb96-b44de1e6fba3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_a0973bed-6c25-4196-8142-9975b23a0064" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_FinancialInstrumentAxis_a0973bed-6c25-4196-8142-9975b23a0064" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e7cbc241-9c64-4392-94fc-039d7decda0f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_a0973bed-6c25-4196-8142-9975b23a0064" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e7cbc241-9c64-4392-94fc-039d7decda0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityBondsMember_df29fe6a-aa8b-487e-8d10-68e974b8aa86" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityBondsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e7cbc241-9c64-4392-94fc-039d7decda0f" xlink:to="loc_us-gaap_PublicUtilityBondsMember_df29fe6a-aa8b-487e-8d10-68e974b8aa86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_df4f2145-ff8d-458d-92b4-fb6373f049b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e7cbc241-9c64-4392-94fc-039d7decda0f" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_df4f2145-ff8d-458d-92b4-fb6373f049b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_2b40a8b0-422f-4c52-b65b-ce1174318af2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e7cbc241-9c64-4392-94fc-039d7decda0f" xlink:to="loc_us-gaap_EquitySecuritiesMember_2b40a8b0-422f-4c52-b65b-ce1174318af2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueAxis_48645d02-44a9-448f-ad2c-bac496e47b8a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ValuationTechniqueAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_ValuationTechniqueAxis_48645d02-44a9-448f-ad2c-bac496e47b8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueDomain_0d6f2437-59b9-465e-9987-3128030370a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ValuationTechniqueDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueAxis_48645d02-44a9-448f-ad2c-bac496e47b8a" xlink:to="loc_us-gaap_ValuationTechniqueDomain_0d6f2437-59b9-465e-9987-3128030370a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketApproachValuationTechniqueMember_0acad134-4ba9-4583-992d-6b3efcf7c767" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MarketApproachValuationTechniqueMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_0d6f2437-59b9-465e-9987-3128030370a7" xlink:to="loc_us-gaap_MarketApproachValuationTechniqueMember_0acad134-4ba9-4583-992d-6b3efcf7c767" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationTechniqueDiscountedCashFlowMember_6b39c54c-e7c2-4e0d-9d8a-1ea321d8f906" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ValuationTechniqueDiscountedCashFlowMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_0d6f2437-59b9-465e-9987-3128030370a7" xlink:to="loc_us-gaap_ValuationTechniqueDiscountedCashFlowMember_6b39c54c-e7c2-4e0d-9d8a-1ea321d8f906" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InputMeasurementSpreadOfSwapCurveMember_181863c1-0172-431d-802d-066a410c1c90" xlink:href="unm-20200930.xsd#unm_InputMeasurementSpreadOfSwapCurveMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ValuationTechniqueDomain_0d6f2437-59b9-465e-9987-3128030370a7" xlink:to="loc_unm_InputMeasurementSpreadOfSwapCurveMember_181863c1-0172-431d-802d-066a410c1c90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_830e6356-1c7e-4efd-bd7c-93492a8b0d1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_830e6356-1c7e-4efd-bd7c-93492a8b0d1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_de5c778c-473c-4864-a07a-ec659bfad7e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_830e6356-1c7e-4efd-bd7c-93492a8b0d1b" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_de5c778c-473c-4864-a07a-ec659bfad7e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_95a5c8b6-58ae-45c1-9a9a-d5c1d4a9b1f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_de5c778c-473c-4864-a07a-ec659bfad7e2" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_95a5c8b6-58ae-45c1-9a9a-d5c1d4a9b1f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_6b1dc473-787f-4f80-bf63-f8645f3adae7" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_srt_RangeAxis_6b1dc473-787f-4f80-bf63-f8645f3adae7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_13d09ed6-f6d9-4796-8466-c722fc618013" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeAxis_6b1dc473-787f-4f80-bf63-f8645f3adae7" xlink:to="loc_srt_RangeMember_13d09ed6-f6d9-4796-8466-c722fc618013" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_e383eabf-950a-4918-8fe2-670910d8843e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_13d09ed6-f6d9-4796-8466-c722fc618013" xlink:to="loc_srt_MinimumMember_e383eabf-950a-4918-8fe2-670910d8843e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_e7f57f28-cc91-4b8c-81aa-3e1e22ac3842" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_13d09ed6-f6d9-4796-8466-c722fc618013" xlink:to="loc_srt_MaximumMember_e7f57f28-cc91-4b8c-81aa-3e1e22ac3842" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_WeightedAverageMember_e66ca483-b1d8-44db-8809-01a91284a9db" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_WeightedAverageMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RangeMember_13d09ed6-f6d9-4796-8466-c722fc618013" xlink:to="loc_srt_WeightedAverageMember_e66ca483-b1d8-44db-8809-01a91284a9db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_c841c557-2794-4375-90c9-a2eef161bb68" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputTypeAxis"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_c841c557-2794-4375-90c9-a2eef161bb68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_473b6ee8-32de-45c7-b0be-c10121f501f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_c841c557-2794-4375-90c9-a2eef161bb68" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_473b6ee8-32de-45c7-b0be-c10121f501f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember_ab4c5b44-1bd3-4738-8143-9e878ac7b3ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_473b6ee8-32de-45c7-b0be-c10121f501f1" xlink:to="loc_us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember_ab4c5b44-1bd3-4738-8143-9e878ac7b3ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputEntityCreditRiskMember_64abf54c-a373-40de-b3de-0ee348e789ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MeasurementInputEntityCreditRiskMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_473b6ee8-32de-45c7-b0be-c10121f501f1" xlink:to="loc_us-gaap_MeasurementInputEntityCreditRiskMember_64abf54c-a373-40de-b3de-0ee348e789ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InputMeasurementSpreadOfSwapCurveMember_154c6f8d-3179-4fec-9caf-f2d5d338ddd6" xlink:href="unm-20200930.xsd#unm_InputMeasurementSpreadOfSwapCurveMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_473b6ee8-32de-45c7-b0be-c10121f501f1" xlink:to="loc_unm_InputMeasurementSpreadOfSwapCurveMember_154c6f8d-3179-4fec-9caf-f2d5d338ddd6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_b47cdcc1-abb1-4231-b224-cb37b2f56c6d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_b47cdcc1-abb1-4231-b224-cb37b2f56c6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_d41a5716-e256-4b2c-9cdf-62c3a281d061" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_b47cdcc1-abb1-4231-b224-cb37b2f56c6d" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_d41a5716-e256-4b2c-9cdf-62c3a281d061" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityBondsMember_c2dc4130-115b-4d7b-9a95-4eba94b235fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityBondsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_d41a5716-e256-4b2c-9cdf-62c3a281d061" xlink:to="loc_us-gaap_PublicUtilityBondsMember_c2dc4130-115b-4d7b-9a95-4eba94b235fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_0120a4bb-c778-4123-88f0-8ec7bb3f7453" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_796fa1c8-6266-47a4-a811-3f118b01b881" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_796fa1c8-6266-47a4-a811-3f118b01b881" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableforsalePrivate_c793ca6d-d631-4c15-b89d-a17a95caf6a9" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableforsalePrivate"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:to="loc_unm_DebtSecuritiesAvailableforsalePrivate_c793ca6d-d631-4c15-b89d-a17a95caf6a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_5e1a3d44-a830-4832-8a6e-7e1f5305d6bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_5e1a3d44-a830-4832-8a6e-7e1f5305d6bf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability_43037ced-2edc-47be-be89-e6b97e431ee1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:to="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability_43037ced-2edc-47be-be89-e6b97e431ee1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput_26327d69-0d9e-4664-847e-4ef6968b7d5f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput_26327d69-0d9e-4664-847e-4ef6968b7d5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeLiabilityMeasurementInput_19dec2e6-f41f-407c-ba3f-b70cd664fde4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeLiabilityMeasurementInput"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_f3d2cda0-bbfb-4164-8fd5-e242a63e180f" xlink:to="loc_us-gaap_EmbeddedDerivativeLiabilityMeasurementInput_19dec2e6-f41f-407c-ba3f-b70cd664fde4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/FairValuesofFinancialInstrumentsCarryingAmountsandEstimatedFairvalueofFinancialInstrumentsNotMeasuredatFairValueDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#FairValuesofFinancialInstrumentsCarryingAmountsandEstimatedFairvalueofFinancialInstrumentsNotMeasuredatFairValueDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/FairValuesofFinancialInstrumentsCarryingAmountsandEstimatedFairvalueofFinancialInstrumentsNotMeasuredatFairValueDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_88502945-2540-4b5f-b46d-c66f12ae3ebb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_1941e9ee-ac5e-416d-a0c9-021186fb390b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_88502945-2540-4b5f-b46d-c66f12ae3ebb" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_1941e9ee-ac5e-416d-a0c9-021186fb390b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6dae2f0a-e711-4f86-bac5-3fea02823a4a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_1941e9ee-ac5e-416d-a0c9-021186fb390b" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6dae2f0a-e711-4f86-bac5-3fea02823a4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5c507c9b-4b19-4ccb-9b3c-95b3f9ccdc76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_6dae2f0a-e711-4f86-bac5-3fea02823a4a" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5c507c9b-4b19-4ccb-9b3c-95b3f9ccdc76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_e88d1f13-fc5a-4b71-9f19-b8bfe71a27b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5c507c9b-4b19-4ccb-9b3c-95b3f9ccdc76" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_e88d1f13-fc5a-4b71-9f19-b8bfe71a27b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_12bf9a79-f49f-4923-823b-785e4923f1d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5c507c9b-4b19-4ccb-9b3c-95b3f9ccdc76" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_12bf9a79-f49f-4923-823b-785e4923f1d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_fc0ab619-a751-469e-85f0-fcac295bbc66" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5c507c9b-4b19-4ccb-9b3c-95b3f9ccdc76" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_fc0ab619-a751-469e-85f0-fcac295bbc66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_05589c00-5a69-4ee2-b3de-78e53220193f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_1941e9ee-ac5e-416d-a0c9-021186fb390b" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_05589c00-5a69-4ee2-b3de-78e53220193f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_c89496bf-74e8-455a-a18c-8cf09e976794" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_05589c00-5a69-4ee2-b3de-78e53220193f" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_c89496bf-74e8-455a-a18c-8cf09e976794" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_291438b2-52f1-4000-a69a-7ceef4981b9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_c89496bf-74e8-455a-a18c-8cf09e976794" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_291438b2-52f1-4000-a69a-7ceef4981b9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_1941e9ee-ac5e-416d-a0c9-021186fb390b" xlink:to="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgagesHeldForSaleFairValueDisclosure_35d84cf3-8f0b-475b-8614-4b2fc6335572" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgagesHeldForSaleFairValueDisclosure"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_MortgagesHeldForSaleFairValueDisclosure_35d84cf3-8f0b-475b-8614-4b2fc6335572" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_99916b09-efdf-484d-805e-138fe230898d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_99916b09-efdf-484d-805e-138fe230898d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableFairValueDisclosure_6dc6d004-5539-4dee-bee4-fca5310f425b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansReceivableFairValueDisclosure"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_LoansReceivableFairValueDisclosure_6dc6d004-5539-4dee-bee4-fca5310f425b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansInsurancePolicy_4a747812-b83a-4c8d-bb76-38c77ffd80ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansInsurancePolicy"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_LoansInsurancePolicy_4a747812-b83a-4c8d-bb76-38c77ffd80ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_MiscellaneousLongTermInvestments_1f2ed670-5774-4294-82b3-0568cff0110f" xlink:href="unm-20200930.xsd#unm_MiscellaneousLongTermInvestments"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_unm_MiscellaneousLongTermInvestments_1f2ed670-5774-4294-82b3-0568cff0110f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestments_c2a47a79-fa62-4052-b734-6f91e722f30f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestments"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_OtherLongTermInvestments_c2a47a79-fa62-4052-b734-6f91e722f30f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FinancialInstrumentsFinancialAssetsFairValueDisclosureTotal_46ec36b3-5a5e-4646-9946-746e4b492974" xlink:href="unm-20200930.xsd#unm_FinancialInstrumentsFinancialAssetsFairValueDisclosureTotal"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_unm_FinancialInstrumentsFinancialAssetsFairValueDisclosureTotal_46ec36b3-5a5e-4646-9946-746e4b492974" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FinancialInstrumentsFinancialAssetsFairValueDisclosureCarryingValue_298640b3-de86-4294-a6fb-00caff3889c7" xlink:href="unm-20200930.xsd#unm_FinancialInstrumentsFinancialAssetsFairValueDisclosureCarryingValue"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_unm_FinancialInstrumentsFinancialAssetsFairValueDisclosureCarryingValue_298640b3-de86-4294-a6fb-00caff3889c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesPayableFairValueDisclosure_13db4c11-68a9-4b2f-afde-93fdfcb6b7fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayableFairValueDisclosure"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_NotesPayableFairValueDisclosure_13db4c11-68a9-4b2f-afde-93fdfcb6b7fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_bba29c09-0d9e-4ec1-b9e0-cb5385618b59" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_bba29c09-0d9e-4ec1-b9e0-cb5385618b59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdvancesFairValueDisclosure_f772b0e5-cab9-4884-98f9-5c21e91a9baa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdvancesFairValueDisclosure"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_AdvancesFairValueDisclosure_f772b0e5-cab9-4884-98f9-5c21e91a9baa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankAdvances_f42df0d3-55fb-4c33-aabf-c1cba2cdae11" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FederalHomeLoanBankAdvances"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_FederalHomeLoanBankAdvances_f42df0d3-55fb-4c33-aabf-c1cba2cdae11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_QualifiedAffordableHousingProjectInvestmentsCommitment_a72b5d4e-706d-4e2c-a450-0ecea4f402b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_QualifiedAffordableHousingProjectInvestmentsCommitment"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_QualifiedAffordableHousingProjectInvestmentsCommitment_a72b5d4e-706d-4e2c-a450-0ecea4f402b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_3d701e0e-8440-4315-aa53-0417c81a5067" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_3d701e0e-8440-4315-aa53-0417c81a5067" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TotalFinancialInstrumentLiabilitiesNotCarriedatFairValue_0c5fe23f-a799-4b7b-b075-b447279c083c" xlink:href="unm-20200930.xsd#unm_TotalFinancialInstrumentLiabilitiesNotCarriedatFairValue"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_0f65987b-7e27-4631-bb70-3201a79e9dc3" xlink:to="loc_unm_TotalFinancialInstrumentLiabilitiesNotCarriedatFairValue_0c5fe23f-a799-4b7b-b075-b447279c083c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/FairValueofFinancialInstrumentsAdditionalInformationDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#FairValueofFinancialInstrumentsAdditionalInformationDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/FairValueofFinancialInstrumentsAdditionalInformationDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValuesOfFinancialInstrumentsAdditionalInformationAbstract_f8a5f2d3-e136-4300-baa4-520527e81567" xlink:href="unm-20200930.xsd#unm_FairValuesOfFinancialInstrumentsAdditionalInformationAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_b9981703-ea86-4d22-b05c-c588eb62ae92" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValuesOfFinancialInstrumentsAdditionalInformationAbstract_f8a5f2d3-e136-4300-baa4-520527e81567" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_b9981703-ea86-4d22-b05c-c588eb62ae92" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_HeirarchyLevelCombinationAxis_5e52db36-92fe-437a-a6c1-610ed1f0a3d6" xlink:href="unm-20200930.xsd#unm_HeirarchyLevelCombinationAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_b9981703-ea86-4d22-b05c-c588eb62ae92" xlink:to="loc_unm_HeirarchyLevelCombinationAxis_5e52db36-92fe-437a-a6c1-610ed1f0a3d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_HeirarchyLevelCombinationDomain_83b28486-6c18-475a-b818-765566c75bae" xlink:href="unm-20200930.xsd#unm_HeirarchyLevelCombinationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_HeirarchyLevelCombinationAxis_5e52db36-92fe-437a-a6c1-610ed1f0a3d6" xlink:to="loc_unm_HeirarchyLevelCombinationDomain_83b28486-6c18-475a-b818-765566c75bae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValueInputsOtherThanLevel1Member_10fc59c1-31ec-4c1e-b666-aeed7c347144" xlink:href="unm-20200930.xsd#unm_FairValueInputsOtherThanLevel1Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_HeirarchyLevelCombinationDomain_83b28486-6c18-475a-b818-765566c75bae" xlink:to="loc_unm_FairValueInputsOtherThanLevel1Member_10fc59c1-31ec-4c1e-b666-aeed7c347144" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValueInputsLevel2OrLevel3Member_5aee2d77-66c9-44a1-b95d-810f140a5c8a" xlink:href="unm-20200930.xsd#unm_FairValueInputsLevel2OrLevel3Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_HeirarchyLevelCombinationDomain_83b28486-6c18-475a-b818-765566c75bae" xlink:to="loc_unm_FairValueInputsLevel2OrLevel3Member_5aee2d77-66c9-44a1-b95d-810f140a5c8a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9d90c01-1636-4cbc-a1f0-3a6248ef253a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_b9981703-ea86-4d22-b05c-c588eb62ae92" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9d90c01-1636-4cbc-a1f0-3a6248ef253a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d1943e98-5f89-47e0-92df-4e8dc306d29d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9d90c01-1636-4cbc-a1f0-3a6248ef253a" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d1943e98-5f89-47e0-92df-4e8dc306d29d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_8f3604e9-9a03-45b1-8923-9404e51b2928" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d1943e98-5f89-47e0-92df-4e8dc306d29d" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_8f3604e9-9a03-45b1-8923-9404e51b2928" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_77894960-8540-4205-a8bf-55062ea3487e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d1943e98-5f89-47e0-92df-4e8dc306d29d" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_77894960-8540-4205-a8bf-55062ea3487e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValueAssetsAndLiabilitiesComponentsAxis_afe27d5d-cb5f-4583-b188-7603e482b9b0" xlink:href="unm-20200930.xsd#unm_FairValueAssetsAndLiabilitiesComponentsAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_b9981703-ea86-4d22-b05c-c588eb62ae92" xlink:to="loc_unm_FairValueAssetsAndLiabilitiesComponentsAxis_afe27d5d-cb5f-4583-b188-7603e482b9b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValueAssetsandLiabilitiesComponentDomain_17e97228-7147-4b9b-b78a-d0af08db27c6" xlink:href="unm-20200930.xsd#unm_FairValueAssetsandLiabilitiesComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueAssetsAndLiabilitiesComponentsAxis_afe27d5d-cb5f-4583-b188-7603e482b9b0" xlink:to="loc_unm_FairValueAssetsandLiabilitiesComponentDomain_17e97228-7147-4b9b-b78a-d0af08db27c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PricingServiceMember_83cddcee-07c2-4013-b93e-2a8648f10453" xlink:href="unm-20200930.xsd#unm_PricingServiceMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueAssetsandLiabilitiesComponentDomain_17e97228-7147-4b9b-b78a-d0af08db27c6" xlink:to="loc_unm_PricingServiceMember_83cddcee-07c2-4013-b93e-2a8648f10453" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OtherObservableMarketDataMember_22218fb2-a06a-4a81-9584-29801ca693f8" xlink:href="unm-20200930.xsd#unm_OtherObservableMarketDataMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueAssetsandLiabilitiesComponentDomain_17e97228-7147-4b9b-b78a-d0af08db27c6" xlink:to="loc_unm_OtherObservableMarketDataMember_22218fb2-a06a-4a81-9584-29801ca693f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_b3e67508-8b3e-42fb-b0fa-57eff7df0b3a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_b9981703-ea86-4d22-b05c-c588eb62ae92" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_b3e67508-8b3e-42fb-b0fa-57eff7df0b3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesPercentOfTotalFairValue_f9d4793c-1511-46fe-a4dd-cc6dc184d739" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesPercentOfTotalFairValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_b3e67508-8b3e-42fb-b0fa-57eff7df0b3a" xlink:to="loc_unm_AvailableForSaleSecuritiesPercentOfTotalFairValue_f9d4793c-1511-46fe-a4dd-cc6dc184d739" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PolicyLoansCededtoReinsurers_7fca7ad0-0f8d-418e-874f-0ec78780be39" xlink:href="unm-20200930.xsd#unm_PolicyLoansCededtoReinsurers"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_b3e67508-8b3e-42fb-b0fa-57eff7df0b3a" xlink:to="loc_unm_PolicyLoansCededtoReinsurers_7fca7ad0-0f8d-418e-874f-0ec78780be39" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/Investments" xlink:type="simple" xlink:href="unm-20200930.xsd#Investments"/>
<link:presentationLink xlink:role="http://www.unum.com/role/Investments" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_e4a2c6cc-05ed-4404-ad79-9218243bda0d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3e3e89ae-e50e-4161-91a6-d9a1c6941947" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_e4a2c6cc-05ed-4404-ad79-9218243bda0d" xlink:to="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3e3e89ae-e50e-4161-91a6-d9a1c6941947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsTables" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_a1c3493a-49f2-4850-b4c9-89c5ec33ca58" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock_a1c3493a-49f2-4850-b4c9-89c5ec33ca58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_3b3be693-cf01-41c4-bfaf-59636d2cd8c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueTableTextBlock_3b3be693-cf01-41c4-bfaf-59636d2cd8c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_a1983873-f836-4bdc-b551-49acd10ece8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock_a1983873-f836-4bdc-b551-49acd10ece8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableforSaleDebtSecuritiesbyExternalCreditRatingTableTextBlock_88585527-b224-4f81-b869-46ee407f3870" xlink:href="unm-20200930.xsd#unm_AvailableforSaleDebtSecuritiesbyExternalCreditRatingTableTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_unm_AvailableforSaleDebtSecuritiesbyExternalCreditRatingTableTextBlock_88585527-b224-4f81-b869-46ee407f3870" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTableTextBlock_82df3986-bf1d-452c-865b-d05ef0337557" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTableTextBlock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTableTextBlock_82df3986-bf1d-452c-865b-d05ef0337557" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfActivityInAffordableHousingProgramObligationTableTextBlock_f775a71e-e7f6-4f56-9f4a-52129e1b7e13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfActivityInAffordableHousingProgramObligationTableTextBlock"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_ScheduleOfActivityInAffordableHousingProgramObligationTableTextBlock_f775a71e-e7f6-4f56-9f4a-52129e1b7e13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_MortgageLoansbyPropertyTypeandGeographicRegioinTableTextBlock_8c9f5a6d-6bd5-4fb6-b9de-040f9ff73e1c" xlink:href="unm-20200930.xsd#unm_MortgageLoansbyPropertyTypeandGeographicRegioinTableTextBlock"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_unm_MortgageLoansbyPropertyTypeandGeographicRegioinTableTextBlock_8c9f5a6d-6bd5-4fb6-b9de-040f9ff73e1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ScheduleOfParticipatingMortgageLoansByInternalCreditRatingAndLoanToValueTableTextBlock_4b479d4e-2e89-4b98-bf96-c78c4fea503c" xlink:href="unm-20200930.xsd#unm_ScheduleOfParticipatingMortgageLoansByInternalCreditRatingAndLoanToValueTableTextBlock"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_unm_ScheduleOfParticipatingMortgageLoansByInternalCreditRatingAndLoanToValueTableTextBlock_4b479d4e-2e89-4b98-bf96-c78c4fea503c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_c31b5afe-40b6-44e4-ba25-e85b37091d70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock_c31b5afe-40b6-44e4-ba25-e85b37091d70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_11e75ad3-c120-4540-b426-2c25ce1b6014" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_AllowanceForCreditLossesOnFinancingReceivablesTableTextBlock_11e75ad3-c120-4540-b426-2c25ce1b6014" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FederalHomeLoanBankCommonStockCarryingAmountsAmountsPostedandAdvancesReceivedTableTextBlock_97fa2868-8b27-4946-9507-ee5184fdf883" xlink:href="unm-20200930.xsd#unm_FederalHomeLoanBankCommonStockCarryingAmountsAmountsPostedandAdvancesReceivedTableTextBlock"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_unm_FederalHomeLoanBankCommonStockCarryingAmountsAmountsPostedandAdvancesReceivedTableTextBlock_97fa2868-8b27-4946-9507-ee5184fdf883" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ScheduleOfFinancialInstrumentAndDerivativeOffsettingTableTextBlock_c705f25b-f5df-4d39-a0d9-18510841ae4a" xlink:href="unm-20200930.xsd#unm_ScheduleOfFinancialInstrumentAndDerivativeOffsettingTableTextBlock"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_unm_ScheduleOfFinancialInstrumentAndDerivativeOffsettingTableTextBlock_c705f25b-f5df-4d39-a0d9-18510841ae4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeTextBlock_75c80394-066d-4552-ad57-1fb616ef4cc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeTextBlock"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_InvestmentIncomeTextBlock_75c80394-066d-4552-ad57-1fb616ef4cc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestmentsTextBlock_ba2574dc-d78d-44e1-948c-a42385590d3a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestmentsTextBlock"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_d738d867-4219-4f00-9db6-dc2a88bfc136" xlink:to="loc_us-gaap_GainLossOnInvestmentsTextBlock_ba2574dc-d78d-44e1-948c-a42385590d3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AmortizedCostandFairValuesofSecuritiesbySecurityTypeDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#AmortizedCostandFairValuesofSecuritiesbySecurityTypeDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AmortizedCostandFairValuesofSecuritiesbySecurityTypeDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_325e0c9c-a59d-4dfe-be5a-6d62f3fe87ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_dc156a53-7cf9-4043-b874-653ade083932" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_325e0c9c-a59d-4dfe-be5a-6d62f3fe87ae" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_dc156a53-7cf9-4043-b874-653ade083932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_137039d5-2418-4d98-bdec-8e584551cca2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_dc156a53-7cf9-4043-b874-653ade083932" xlink:to="loc_us-gaap_FinancialInstrumentAxis_137039d5-2418-4d98-bdec-8e584551cca2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_137039d5-2418-4d98-bdec-8e584551cca2" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_d38f716a-63e0-4c49-82ec-2247cac03045" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_d38f716a-63e0-4c49-82ec-2247cac03045" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_aeeb81d8-0754-4d2a-a4c3-b6c8a409dd69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_aeeb81d8-0754-4d2a-a4c3-b6c8a409dd69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_26d99e13-bf3e-43c1-901d-79c8cabaec83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_26d99e13-bf3e-43c1-901d-79c8cabaec83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityBondsMember_f58e786f-3af1-4187-a246-e9181befc4a6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityBondsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_PublicUtilityBondsMember_f58e786f-3af1-4187-a246-e9181befc4a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_39b8cd2a-6a19-4ff2-878d-8b9b359463e5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_39b8cd2a-6a19-4ff2-878d-8b9b359463e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherCorporateBondsMember_01593dda-12f7-45ff-a869-0620e4067a24" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllOtherCorporateBondsMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_AllOtherCorporateBondsMember_01593dda-12f7-45ff-a869-0620e4067a24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemablePreferredStockMember_73cedc55-db2c-4cb4-869b-cea027048bca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RedeemablePreferredStockMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_RedeemablePreferredStockMember_73cedc55-db2c-4cb4-869b-cea027048bca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesMember_8a8d2e97-1e87-421a-94a1-bae3ea8dbde2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_902fc34a-e4a6-40d3-89e3-af2e9c432ec7" xlink:to="loc_us-gaap_DebtSecuritiesMember_8a8d2e97-1e87-421a-94a1-bae3ea8dbde2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_dc156a53-7cf9-4043-b874-653ade083932" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_afcd0914-3219-4f6d-8450-3aad46971411" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_afcd0914-3219-4f6d-8450-3aad46971411" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_6b760b70-ec14-4f3b-8f8f-af3aa87f7034" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_6b760b70-ec14-4f3b-8f8f-af3aa87f7034" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_3f772f19-377e-4ac5-a647-615b5296e7f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_3f772f19-377e-4ac5-a647-615b5296e7f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_91503c1a-9629-4bb9-945b-c7cedd29a6a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_91503c1a-9629-4bb9-945b-c7cedd29a6a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_40fab7b0-dfe7-47a3-b844-137af2417e77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_58b537ec-117e-418a-92a8-e68115ecd151" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_40fab7b0-dfe7-47a3-b844-137af2417e77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LengthofTimeFixedMaturitySecuritieshadbeeninaGrossUnrealizedLossPositionDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#LengthofTimeFixedMaturitySecuritieshadbeeninaGrossUnrealizedLossPositionDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LengthofTimeFixedMaturitySecuritieshadbeeninaGrossUnrealizedLossPositionDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_f94917c1-9b43-46c0-b950-2ab5173c5337" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTable_a159c03c-dd15-4af0-9512-1a4f2465265e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_f94917c1-9b43-46c0-b950-2ab5173c5337" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTable_a159c03c-dd15-4af0-9512-1a4f2465265e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_de986ef7-34df-4177-b864-bff7d3ae0510" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTable_a159c03c-dd15-4af0-9512-1a4f2465265e" xlink:to="loc_us-gaap_FinancialInstrumentAxis_de986ef7-34df-4177-b864-bff7d3ae0510" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_de986ef7-34df-4177-b864-bff7d3ae0510" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_a0694c10-534d-4ebe-b574-6b5db2a1c3ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_a0694c10-534d-4ebe-b574-6b5db2a1c3ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_2d1aecff-fc0e-473f-91e4-60eea35108ec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_2d1aecff-fc0e-473f-91e4-60eea35108ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_1fdfb86a-8b8d-442b-aa3c-44fb247b0a9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_1fdfb86a-8b8d-442b-aa3c-44fb247b0a9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PublicUtilityBondsMember_a2ac9c9a-f256-4e09-a0f1-8eefce112fd0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PublicUtilityBondsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_PublicUtilityBondsMember_a2ac9c9a-f256-4e09-a0f1-8eefce112fd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_85cfd7b5-6672-4b99-9ad8-21d28efb41a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetBackedSecuritiesMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_85cfd7b5-6672-4b99-9ad8-21d28efb41a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherCorporateBondsMember_bf0cb110-5293-438c-9fb9-f92d9948c799" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllOtherCorporateBondsMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_AllOtherCorporateBondsMember_bf0cb110-5293-438c-9fb9-f92d9948c799" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemablePreferredStockMember_6a18faa3-597b-4d16-9de1-b6711e209102" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RedeemablePreferredStockMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_RedeemablePreferredStockMember_6a18faa3-597b-4d16-9de1-b6711e209102" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesMember_5c84801f-73d6-4b11-b31a-d07c626f09c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_efdd5fde-3606-42fc-b7a8-109753b45877" xlink:to="loc_us-gaap_DebtSecuritiesMember_5c84801f-73d6-4b11-b31a-d07c626f09c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract_5cbd7ec5-2809-4385-89e6-e4f36187ef93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTable_a159c03c-dd15-4af0-9512-1a4f2465265e" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract_5cbd7ec5-2809-4385-89e6-e4f36187ef93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_616c1cee-c86a-4a6e-9b39-94b3a30cd5d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract_5cbd7ec5-2809-4385-89e6-e4f36187ef93" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue_616c1cee-c86a-4a6e-9b39-94b3a30cd5d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_665f0613-cf34-458d-9118-966e555c02a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract_5cbd7ec5-2809-4385-89e6-e4f36187ef93" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_665f0613-cf34-458d-9118-966e555c02a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_446df009-6ca5-4595-828c-4fdd5b3d3fef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract_5cbd7ec5-2809-4385-89e6-e4f36187ef93" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue_446df009-6ca5-4595-828c-4fdd5b3d3fef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_edcb79de-5f96-4c61-978c-da71f98a43d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValueAbstract_5cbd7ec5-2809-4385-89e6-e4f36187ef93" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_edcb79de-5f96-4c61-978c-da71f98a43d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsDistributionoftheMaturityDatesforFixedMaturitySecuritiesDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsDistributionoftheMaturityDatesforFixedMaturitySecuritiesDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsDistributionoftheMaturityDatesforFixedMaturitySecuritiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_DistributionOfMaturityDatesForFixedMaturitySecuritiesAbstract_8f75d1b1-7e22-4f91-aa47-3a8b75da9686" xlink:href="unm-20200930.xsd#unm_DistributionOfMaturityDatesForFixedMaturitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_d3d161d1-85ff-46f1-bd63-23f59f28b12a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DistributionOfMaturityDatesForFixedMaturitySecuritiesAbstract_8f75d1b1-7e22-4f91-aa47-3a8b75da9686" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_d3d161d1-85ff-46f1-bd63-23f59f28b12a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueAxis_dfbecb7b-9f8e-43e6-b90f-830f984d08be" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_d3d161d1-85ff-46f1-bd63-23f59f28b12a" xlink:to="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueAxis_dfbecb7b-9f8e-43e6-b90f-830f984d08be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueDomain_22d40c13-8997-4636-89cb-99409b617859" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueAxis_dfbecb7b-9f8e-43e6-b90f-830f984d08be" xlink:to="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueDomain_22d40c13-8997-4636-89cb-99409b617859" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionFairValueMember_1a5959a9-d2b8-4940-a783-8746685f72ab" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesUnrealizedGainPositionFairValueMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueDomain_22d40c13-8997-4636-89cb-99409b617859" xlink:to="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionFairValueMember_1a5959a9-d2b8-4940-a783-8746685f72ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionFairValueMember_db4262fe-a63e-482b-a798-387f9b9edfd3" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesUnrealizedLossPositionFairValueMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableforsaleUnrealizedGainLossFairValueDomain_22d40c13-8997-4636-89cb-99409b617859" xlink:to="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionFairValueMember_db4262fe-a63e-482b-a798-387f9b9edfd3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleTable_d3d161d1-85ff-46f1-bd63-23f59f28b12a" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateYearOneNet_edf078c9-cd09-43a4-97aa-ea62f2b59222" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateYearOneNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateYearOneNet_edf078c9-cd09-43a4-97aa-ea62f2b59222" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFiveNet_2c2934fa-012e-4adb-8091-a4f3c97e89ad" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFiveNet"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYearOneThroughFiveNet_2c2934fa-012e-4adb-8091-a4f3c97e89ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYear5Through10Net_ee9dedc8-3850-4bab-89bf-ef0b7462a55e" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYear5Through10Net"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYear5Through10Net_ee9dedc8-3850-4bab-89bf-ef0b7462a55e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYear10Net_fc051aec-a8ae-4b1a-aea3-f2c503275afa" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYear10Net"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostMaturityAllocatedAndSingleMaturityDateAfterYear10Net_fc051aec-a8ae-4b1a-aea3-f2c503275afa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostGrossSubtotalNet_84022f81-7c2f-49bd-b863-b51e0c4272d5" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostGrossSubtotalNet"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostGrossSubtotalNet_84022f81-7c2f-49bd-b863-b51e0c4272d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleMaturityWithoutSingleMaturityDateAmortizedCostNet_904064fd-14c3-4b17-8c15-a654511f3d01" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleMaturityWithoutSingleMaturityDateAmortizedCostNet"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleMaturityWithoutSingleMaturityDateAmortizedCostNet_904064fd-14c3-4b17-8c15-a654511f3d01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLosses_f0eb8252-090e-4c96-bf83-21fb322f21f5" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLosses"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLossesFiscalYearMaturityAbstract_9369e922-a763-4a46-8b96-082692cc863f" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAmortizedCostNetOfAllowanceForCreditLosses_f0eb8252-090e-4c96-bf83-21fb322f21f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_25306da6-5225-42e0-8024-d1ef75be65af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_25306da6-5225-42e0-8024-d1ef75be65af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_04bf6b40-524a-48bd-a150-fb8994beb961" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_04bf6b40-524a-48bd-a150-fb8994beb961" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_1c84e328-800b-4252-be51-51520df158ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_1c84e328-800b-4252-be51-51520df158ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_071fefa0-54d9-4345-81c6-17b538c9e658" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_071fefa0-54d9-4345-81c6-17b538c9e658" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostGrossSubtotal_21843127-d46c-406e-8373-1da56d9a4465" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostGrossSubtotal"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostGrossSubtotal_21843127-d46c-406e-8373-1da56d9a4465" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_491ab19d-d7f5-465d-b433-a4b20caaff00" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_491ab19d-d7f5-465d-b433-a4b20caaff00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_ddd944ea-aabe-4c19-b2e3-9bf9ef39bfc5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_db24279a-f39f-4b5f-9367-5626c1f83f22" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_ddd944ea-aabe-4c19-b2e3-9bf9ef39bfc5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:to="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearUnrealizedGainPositionGrossGain_b2825563-1baf-46c9-b33a-75a298fd0518" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearUnrealizedGainPositionGrossGain_b2825563-1baf-46c9-b33a-75a298fd0518" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsUnrealizedGainPositionGrossGain_e2f910e1-1cb8-49db-859b-7ab9a2c8a81f" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsUnrealizedGainPositionGrossGain_e2f910e1-1cb8-49db-859b-7ab9a2c8a81f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsUnrealizedGainPositionGrossGain_b6c9d851-d00a-46f5-9582-72d180f41f08" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsUnrealizedGainPositionGrossGain_b6c9d851-d00a-46f5-9582-72d180f41f08" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsUnrealizedGainPositionGrossGain_744ca791-18c3-4189-bdab-f6ef7ed7536a" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsUnrealizedGainPositionGrossGain_744ca791-18c3-4189-bdab-f6ef7ed7536a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossGainGrossSubtotal_9c7e5470-a466-4ccd-8163-b57981088e53" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossGainGrossSubtotal"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossGainGrossSubtotal_9c7e5470-a466-4ccd-8163-b57981088e53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateUnrealizedGainPositionGrossGain_7c321ef1-086e-4df9-83b3-e03e17acf640" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateUnrealizedGainPositionGrossGain_7c321ef1-086e-4df9-83b3-e03e17acf640" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableforsaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossGain_5de30972-d8ac-4904-a3d0-51d4c45b4f79" xlink:href="unm-20200930.xsd#unm_AvailableforsaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossGain"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedGainPositionGrossGain_3815724f-e4ad-41e8-a75c-fd38997b4cba" xlink:to="loc_unm_AvailableforsaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossGain_5de30972-d8ac-4904-a3d0-51d4c45b4f79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:to="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearUnrealizedLossPositionGrossLoss_5ae53779-d860-468c-8d20-f891759c3564" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearUnrealizedLossPositionGrossLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearUnrealizedLossPositionGrossLoss_5ae53779-d860-468c-8d20-f891759c3564" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsUnrealizedLossPositionGrossLoss_151832fe-0001-460d-b307-a62de61d7826" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsUnrealizedLossPositionGrossLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsUnrealizedLossPositionGrossLoss_151832fe-0001-460d-b307-a62de61d7826" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsUnrealizedLossPositionGrossLoss_e8a69774-7c9a-44f0-b338-00d311acf355" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsUnrealizedLossPositionGrossLoss"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsUnrealizedLossPositionGrossLoss_e8a69774-7c9a-44f0-b338-00d311acf355" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsUnrealizedLossPositionGrossLoss_84c5a8ea-bb76-4b94-b584-aad7eabc03dd" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsUnrealizedLossPositionGrossLoss"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsUnrealizedLossPositionGrossLoss_84c5a8ea-bb76-4b94-b584-aad7eabc03dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossLossGrossSubtotal_d414c0ae-10fe-4c6f-9095-68328dd241c6" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossLossGrossSubtotal"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesUnrealizedGainPositionGrossLossGrossSubtotal_d414c0ae-10fe-4c6f-9095-68328dd241c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateUnrealizedLossPositionGrossLoss_6b41d843-af25-45b0-9dde-2a7d642c13b5" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateUnrealizedLossPositionGrossLoss"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateUnrealizedLossPositionGrossLoss_6b41d843-af25-45b0-9dde-2a7d642c13b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLossSubtotal_cfd3fc3c-db45-496f-9e96-ebbda8f864c2" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLossSubtotal"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLoss_5c803ad7-dbf6-400e-807c-723c02b728b2" xlink:to="loc_unm_AvailableForSaleSecuritiesUnrealizedLossPositionGrossLossSubtotal_cfd3fc3c-db45-496f-9e96-ebbda8f864c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:href="unm-20200930.xsd#unm_FairValueMaturityDistributionAbstract"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_6fa0f529-9726-4535-b8ed-53e05db858d4" xlink:to="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_7932613f-7d41-47d2-8d3b-2d1574827c10" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_7932613f-7d41-47d2-8d3b-2d1574827c10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_4e85b713-8ca1-438c-a758-544d65b1b31b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_4e85b713-8ca1-438c-a758-544d65b1b31b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_b7280464-68f2-414b-804f-92ccd3caf125" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_b7280464-68f2-414b-804f-92ccd3caf125" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_68547918-de8a-43cc-96cf-d15a1b23a1b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_68547918-de8a-43cc-96cf-d15a1b23a1b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesFairValueGrossSubtotal_9aa7219a-1dcf-408d-8ad0-571b791cc2cd" xlink:href="unm-20200930.xsd#unm_AvailableForSaleSecuritiesDebtMaturitiesFairValueGrossSubtotal"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_unm_AvailableForSaleSecuritiesDebtMaturitiesFairValueGrossSubtotal_9aa7219a-1dcf-408d-8ad0-571b791cc2cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_1f926c6f-38e2-48a4-8ca6-63a33895b47f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_1f926c6f-38e2-48a4-8ca6-63a33895b47f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_97203410-392a-4126-90d1-af683d1657f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FairValueMaturityDistributionAbstract_3187e971-d08b-4839-9a54-effc7d1cfc2d" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_97203410-392a-4126-90d1-af683d1657f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsDistributionbyExternalCreditRatingforFixedMaturitySecuritiesDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsDistributionbyExternalCreditRatingforFixedMaturitySecuritiesDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsDistributionbyExternalCreditRatingforFixedMaturitySecuritiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_DistributionbyExternalCreditRatingforFixedMaturitySecuritiesAbstract_a3e4dc76-32fc-43b3-92e0-32361d457e69" xlink:href="unm-20200930.xsd#unm_DistributionbyExternalCreditRatingforFixedMaturitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_50fa39d8-273e-4cbd-828c-eb31dbb1d08f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DistributionbyExternalCreditRatingforFixedMaturitySecuritiesAbstract_a3e4dc76-32fc-43b3-92e0-32361d457e69" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_50fa39d8-273e-4cbd-828c-eb31dbb1d08f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingByGroupingAxis_ca642b64-52ec-46e9-8368-1ab88dcf1f8f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingByGroupingAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_50fa39d8-273e-4cbd-828c-eb31dbb1d08f" xlink:to="loc_us-gaap_ExternalCreditRatingByGroupingAxis_ca642b64-52ec-46e9-8368-1ab88dcf1f8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingByGroupingDomain_a5ea7af9-6132-46d0-966e-96a1450f6417" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingByGroupingDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExternalCreditRatingByGroupingAxis_ca642b64-52ec-46e9-8368-1ab88dcf1f8f" xlink:to="loc_us-gaap_ExternalCreditRatingByGroupingDomain_a5ea7af9-6132-46d0-966e-96a1450f6417" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingInvestmentGradeMember_635f3500-c234-47a0-9093-048c3eabfb81" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingInvestmentGradeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExternalCreditRatingByGroupingDomain_a5ea7af9-6132-46d0-966e-96a1450f6417" xlink:to="loc_us-gaap_ExternalCreditRatingInvestmentGradeMember_635f3500-c234-47a0-9093-048c3eabfb81" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingNonInvestmentGradeMember_f82f0dd0-5d62-4151-92fb-afadd1f795cf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingNonInvestmentGradeMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExternalCreditRatingByGroupingDomain_a5ea7af9-6132-46d0-966e-96a1450f6417" xlink:to="loc_us-gaap_ExternalCreditRatingNonInvestmentGradeMember_f82f0dd0-5d62-4151-92fb-afadd1f795cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d0a8aba7-2c8d-44c2-87a6-bcb2cf5c3d85" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_50fa39d8-273e-4cbd-828c-eb31dbb1d08f" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d0a8aba7-2c8d-44c2-87a6-bcb2cf5c3d85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_d3f1fc52-11e1-4d76-90fb-8a6a710e57e6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d0a8aba7-2c8d-44c2-87a6-bcb2cf5c3d85" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_d3f1fc52-11e1-4d76-90fb-8a6a710e57e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_937c8098-79b5-4b82-8c8c-9a8ee3ca7cc7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d0a8aba7-2c8d-44c2-87a6-bcb2cf5c3d85" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_937c8098-79b5-4b82-8c8c-9a8ee3ca7cc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_1cbabdb1-6cae-46fb-b462-819c15d2fb88" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d0a8aba7-2c8d-44c2-87a6-bcb2cf5c3d85" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_1cbabdb1-6cae-46fb-b462-819c15d2fb88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FixedMaturitySecuritiesInUnrealizedLossPositionPercentOfTotal_11ca2a01-59e5-4fd3-a608-2d4119a07133" xlink:href="unm-20200930.xsd#unm_FixedMaturitySecuritiesInUnrealizedLossPositionPercentOfTotal"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d0a8aba7-2c8d-44c2-87a6-bcb2cf5c3d85" xlink:to="loc_unm_FixedMaturitySecuritiesInUnrealizedLossPositionPercentOfTotal_11ca2a01-59e5-4fd3-a608-2d4119a07133" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DebtSecuritiesAvailableforsaleAllowanceforCreditLossesRollforwardDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#DebtSecuritiesAvailableforsaleAllowanceforCreditLossesRollforwardDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DebtSecuritiesAvailableforsaleAllowanceforCreditLossesRollforwardDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_08d761c2-d2ef-4341-bf14-5bbd41e6f14d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTable_d1cacfa3-c199-49af-9b06-7c1359c9d130" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_08d761c2-d2ef-4341-bf14-5bbd41e6f14d" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTable_d1cacfa3-c199-49af-9b06-7c1359c9d130" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_b5b1d7b5-02a4-447b-9b57-161373217a11" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTable_d1cacfa3-c199-49af-9b06-7c1359c9d130" xlink:to="loc_us-gaap_FinancialInstrumentAxis_b5b1d7b5-02a4-447b-9b57-161373217a11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_c4e02996-5a41-4ad2-806c-7624afaad18d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_b5b1d7b5-02a4-447b-9b57-161373217a11" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_c4e02996-5a41-4ad2-806c-7624afaad18d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherCorporateBondsMember_30210044-e91f-42a7-9f3a-6ea03d8d7824" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllOtherCorporateBondsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_c4e02996-5a41-4ad2-806c-7624afaad18d" xlink:to="loc_us-gaap_AllOtherCorporateBondsMember_30210044-e91f-42a7-9f3a-6ea03d8d7824" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossTable_d1cacfa3-c199-49af-9b06-7c1359c9d130" xlink:to="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_010f703d-c97a-4333-ac88-d9085e9621a9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_010f703d-c97a-4333-ac88-d9085e9621a9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded_dc787049-c05d-494f-8bc4-d9f699fb8867" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotPreviouslyRecorded_dc787049-c05d-494f-8bc4-d9f699fb8867" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal_7a17deca-494d-4a0d-bf4d-a8a245a80882" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal_7a17deca-494d-4a0d-bf4d-a8a245a80882" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal_aa641e8c-ea4d-479b-94cc-63ff20eb8ae9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleChangeInPresentValueExpenseReversal_aa641e8c-ea4d-479b-94cc-63ff20eb8ae9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_03b3ec0d-39ab-41a5-94b4-b3c236c653bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtSecuritiesAvailableforsaleAllowanceForCreditLossLineItems_7c616706-1aeb-470c-94ed-efc4402d5d65" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLoss_03b3ec0d-39ab-41a5-94b4-b3c236c653bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsLowIncomeHousingTaxCreditsDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsLowIncomeHousingTaxCreditsDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsLowIncomeHousingTaxCreditsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_LowIncomeHousingTaxCreditsAbstract_0763de87-5aa7-4ae8-ac7b-fa7dc0f156ad" xlink:href="unm-20200930.xsd#unm_LowIncomeHousingTaxCreditsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount_d54f4ef9-943c-4650-a394-05184c03d555" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_LowIncomeHousingTaxCreditsAbstract_0763de87-5aa7-4ae8-ac7b-fa7dc0f156ad" xlink:to="loc_us-gaap_AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount_d54f4ef9-943c-4650-a394-05184c03d555" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization_355106a5-6a00-4720-b19d-7aa45ebc67c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_LowIncomeHousingTaxCreditsAbstract_0763de87-5aa7-4ae8-ac7b-fa7dc0f156ad" xlink:to="loc_us-gaap_AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization_355106a5-6a00-4720-b19d-7aa45ebc67c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TaxBenefitsfromLowIncomeHousingInvestments_cb4d315b-921e-4aa0-9a4d-9b3cef859775" xlink:href="unm-20200930.xsd#unm_TaxBenefitsfromLowIncomeHousingInvestments"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_LowIncomeHousingTaxCreditsAbstract_0763de87-5aa7-4ae8-ac7b-fa7dc0f156ad" xlink:to="loc_unm_TaxBenefitsfromLowIncomeHousingInvestments_cb4d315b-921e-4aa0-9a4d-9b3cef859775" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/MortgageLoansbyPropertyTypeandGeographicRegionDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#MortgageLoansbyPropertyTypeandGeographicRegionDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/MortgageLoansbyPropertyTypeandGeographicRegionDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_DisclosureMortgageLoansByPropertyTypeAbstract_20c2384f-7f1f-412f-811b-ad63ba3ec3da" xlink:href="unm-20200930.xsd#unm_DisclosureMortgageLoansByPropertyTypeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateScheduleTable_1ed11248-f2da-4d46-9ae3-0e0ec80dc8b1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateScheduleTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DisclosureMortgageLoansByPropertyTypeAbstract_20c2384f-7f1f-412f-811b-ad63ba3ec3da" xlink:to="loc_srt_MortgageLoansOnRealEstateScheduleTable_1ed11248-f2da-4d46-9ae3-0e0ec80dc8b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_bc391c16-9542-4bb3-8045-09955cd4edc3" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateScheduleTable_1ed11248-f2da-4d46-9ae3-0e0ec80dc8b1" xlink:to="loc_srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_bc391c16-9542-4bb3-8045-09955cd4edc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateNamePropertyTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis_bc391c16-9542-4bb3-8045-09955cd4edc3" xlink:to="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ApartmentBuildingMember_e9f756d5-888d-4edc-a156-51f53328b407" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ApartmentBuildingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:to="loc_srt_ApartmentBuildingMember_e9f756d5-888d-4edc-a156-51f53328b407" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_IndustrialPropertyMember_cf75aca0-9d23-4ab8-9e46-f83ccfcc222b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_IndustrialPropertyMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:to="loc_srt_IndustrialPropertyMember_cf75aca0-9d23-4ab8-9e46-f83ccfcc222b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_OfficeBuildingMember_71990ddd-678c-405d-a238-5652dc521e9e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OfficeBuildingMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:to="loc_srt_OfficeBuildingMember_71990ddd-678c-405d-a238-5652dc521e9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RetailSiteMember_92cd6c47-00a3-41e3-8d2f-f6418e24220e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RetailSiteMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:to="loc_srt_RetailSiteMember_92cd6c47-00a3-41e3-8d2f-f6418e24220e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_OtherPropertyMember_0bad12de-3ced-4fb6-9353-b8da9dd62e71" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OtherPropertyMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:to="loc_srt_OtherPropertyMember_0bad12de-3ced-4fb6-9353-b8da9dd62e71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TotalMember_c1368592-07b2-46a6-aaa1-d64eb13c25e4" xlink:href="unm-20200930.xsd#unm_TotalMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateNamePropertyTypeDomain_46ec14f3-fe2e-4983-801f-dc46c6be072b" xlink:to="loc_unm_TotalMember_c1368592-07b2-46a6-aaa1-d64eb13c25e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_73b72bd6-7f22-4d83-8289-3e7e2360d3b0" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateScheduleTable_1ed11248-f2da-4d46-9ae3-0e0ec80dc8b1" xlink:to="loc_srt_StatementGeographicalAxis_73b72bd6-7f22-4d83-8289-3e7e2360d3b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementGeographicalAxis_73b72bd6-7f22-4d83-8289-3e7e2360d3b0" xlink:to="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NewEnglandMember_93e02c23-281c-43bd-915a-837010c56a5b" xlink:href="unm-20200930.xsd#unm_NewEnglandMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_NewEnglandMember_93e02c23-281c-43bd-915a-837010c56a5b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_MiddleAtlanticMember_456329c4-c80b-44db-995d-b644add27c05" xlink:href="unm-20200930.xsd#unm_MiddleAtlanticMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_MiddleAtlanticMember_456329c4-c80b-44db-995d-b644add27c05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_EastNorthCentralMember_21228e5c-9b9c-4d17-b1f4-3b32749aa812" xlink:href="unm-20200930.xsd#unm_EastNorthCentralMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_EastNorthCentralMember_21228e5c-9b9c-4d17-b1f4-3b32749aa812" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_WestNorthCentralMember_91e14567-ade0-4c11-aa1f-82b54ff3b957" xlink:href="unm-20200930.xsd#unm_WestNorthCentralMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_WestNorthCentralMember_91e14567-ade0-4c11-aa1f-82b54ff3b957" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_SouthAtlanticMember_3e99fa53-68bf-4776-b115-71748cf1d3b0" xlink:href="unm-20200930.xsd#unm_SouthAtlanticMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_SouthAtlanticMember_3e99fa53-68bf-4776-b115-71748cf1d3b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_EastSouthCentralMember_e8f9d321-2a72-4541-a791-ef0af66346c7" xlink:href="unm-20200930.xsd#unm_EastSouthCentralMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_EastSouthCentralMember_e8f9d321-2a72-4541-a791-ef0af66346c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_WestSouthCentralMember_a2eff902-b428-4d00-b743-d72b3ea617fc" xlink:href="unm-20200930.xsd#unm_WestSouthCentralMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_WestSouthCentralMember_a2eff902-b428-4d00-b743-d72b3ea617fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_MountainMember_f4b4b60b-7727-4efc-b920-41a7f4f99c63" xlink:href="unm-20200930.xsd#unm_MountainMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_MountainMember_f4b4b60b-7727-4efc-b920-41a7f4f99c63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PacificMember_2283b75b-44b4-4440-b1e3-97a5b6e33a73" xlink:href="unm-20200930.xsd#unm_PacificMember"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_PacificMember_2283b75b-44b4-4440-b1e3-97a5b6e33a73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TotalMember_ed290d97-8d4c-4225-a0f6-48d1e37cee21" xlink:href="unm-20200930.xsd#unm_TotalMember"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_74258434-cc53-4c3d-a5d8-5062ebddfede" xlink:to="loc_unm_TotalMember_ed290d97-8d4c-4225-a0f6-48d1e37cee21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateLineItems_c0fd40b2-12a9-4634-a74f-6dfed3cb2330" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateScheduleTable_1ed11248-f2da-4d46-9ae3-0e0ec80dc8b1" xlink:to="loc_srt_MortgageLoansOnRealEstateLineItems_c0fd40b2-12a9-4634-a74f-6dfed3cb2330" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_074729bd-f996-4064-8692-7e09217c344e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_c0fd40b2-12a9-4634-a74f-6dfed3cb2330" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_074729bd-f996-4064-8692-7e09217c344e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PercentageOfLoanPortfolio_45efd60f-1ccd-49f4-aa73-dccfde805507" xlink:href="unm-20200930.xsd#unm_PercentageOfLoanPortfolio"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_c0fd40b2-12a9-4634-a74f-6dfed3cb2330" xlink:to="loc_unm_PercentageOfLoanPortfolio_45efd60f-1ccd-49f4-aa73-dccfde805507" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ScheduleofParticipatingMortgageLoansbyInternalCreditRatingandLoantoValueDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#ScheduleofParticipatingMortgageLoansbyInternalCreditRatingandLoantoValueDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ScheduleofParticipatingMortgageLoansbyInternalCreditRatingandLoantoValueDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6606e2c6-4aad-4c03-a803-65577968452a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateScheduleTable_6ef7c8aa-44b5-4992-b986-07558365600b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateScheduleTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_6606e2c6-4aad-4c03-a803-65577968452a" xlink:to="loc_srt_MortgageLoansOnRealEstateScheduleTable_6ef7c8aa-44b5-4992-b986-07558365600b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentAxis_32785e2b-35bb-4f5d-9999-5bc67083994b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InternalCreditAssessmentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateScheduleTable_6ef7c8aa-44b5-4992-b986-07558365600b" xlink:to="loc_us-gaap_InternalCreditAssessmentAxis_32785e2b-35bb-4f5d-9999-5bc67083994b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InternalCreditAssessmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_32785e2b-35bb-4f5d-9999-5bc67083994b" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CreditRatingMember_f1973e8e-5130-4708-9cf4-5a1f234b0bee" xlink:href="unm-20200930.xsd#unm_CreditRatingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:to="loc_unm_CreditRatingMember_f1973e8e-5130-4708-9cf4-5a1f234b0bee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_BBBCreditRatingMember_20a9e256-6d5d-4b23-9810-478db2e8948c" xlink:href="unm-20200930.xsd#unm_BBBCreditRatingMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:to="loc_unm_BBBCreditRatingMember_20a9e256-6d5d-4b23-9810-478db2e8948c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_BBCreditRatingMember_7f2d6f69-a442-43c0-8ef2-30c52a14e6e6" xlink:href="unm-20200930.xsd#unm_BBCreditRatingMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:to="loc_unm_BBCreditRatingMember_7f2d6f69-a442-43c0-8ef2-30c52a14e6e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_BCreditRatingMember_d837a667-4589-4ad1-8b6f-e764a9a3b142" xlink:href="unm-20200930.xsd#unm_BCreditRatingMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:to="loc_unm_BCreditRatingMember_d837a667-4589-4ad1-8b6f-e764a9a3b142" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TotalMember_85806a58-63be-463d-a0ef-4a9e7190438c" xlink:href="unm-20200930.xsd#unm_TotalMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_3f6e2f1f-c016-4d2b-8d86-d9711e6b70ea" xlink:to="loc_unm_TotalMember_85806a58-63be-463d-a0ef-4a9e7190438c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueAxis_28b698f4-9922-4b54-b26f-fc82a87a8ac7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanToValueAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateScheduleTable_6ef7c8aa-44b5-4992-b986-07558365600b" xlink:to="loc_us-gaap_LoanToValueAxis_28b698f4-9922-4b54-b26f-fc82a87a8ac7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanToValueDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueAxis_28b698f4-9922-4b54-b26f-fc82a87a8ac7" xlink:to="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioBelowOrEqualTo65PercentMember_6148ec86-534b-4186-9224-bc6696d00e05" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioBelowOrEqualTo65PercentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:to="loc_unm_LoanToValueRatioBelowOrEqualTo65PercentMember_6148ec86-534b-4186-9224-bc6696d00e05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove65To75PercentMember_17843a6f-6c78-4db4-85a8-0ef3c9265c60" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove65To75PercentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:to="loc_unm_LoanToValueRatioAbove65To75PercentMember_17843a6f-6c78-4db4-85a8-0ef3c9265c60" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove75To85PercentMember_046e025b-29bb-45f4-ad36-fad4df6b258e" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove75To85PercentMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:to="loc_unm_LoanToValueRatioAbove75To85PercentMember_046e025b-29bb-45f4-ad36-fad4df6b258e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove85PercentMember_1f471bc5-44c5-405f-ba2b-40721f1f0f30" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove85PercentMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:to="loc_unm_LoanToValueRatioAbove85PercentMember_1f471bc5-44c5-405f-ba2b-40721f1f0f30" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TotalMember_c2a95aae-1680-421a-baeb-a915c3f62f2e" xlink:href="unm-20200930.xsd#unm_TotalMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_281628af-b18c-4db3-9b16-0de4335e1544" xlink:to="loc_unm_TotalMember_c2a95aae-1680-421a-baeb-a915c3f62f2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateLineItems_1af77981-f362-47e8-a06d-06ab610bae8f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateScheduleTable_6ef7c8aa-44b5-4992-b986-07558365600b" xlink:to="loc_srt_MortgageLoansOnRealEstateLineItems_1af77981-f362-47e8-a06d-06ab610bae8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_2ab5519b-3e61-4782-a96f-2801edd58b96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_1af77981-f362-47e8-a06d-06ab610bae8f" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_2ab5519b-3e61-4782-a96f-2801edd58b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PercentageOfLoanPortfolio_5b5425e7-2f1d-4980-8f26-d9f237356537" xlink:href="unm-20200930.xsd#unm_PercentageOfLoanPortfolio"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_1af77981-f362-47e8-a06d-06ab610bae8f" xlink:to="loc_unm_PercentageOfLoanPortfolio_5b5425e7-2f1d-4980-8f26-d9f237356537" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/MortgageLoansSortedbyApplicableCreditQualityIndicatorsDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#MortgageLoansSortedbyApplicableCreditQualityIndicatorsDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/MortgageLoansSortedbyApplicableCreditQualityIndicatorsDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_MortgageLoansSortedByApplicableCreditQualityIndicatorsInternalRatingAbstract_fe79f0d8-12b0-49b6-b31d-69c088970242" xlink:href="unm-20200930.xsd#unm_MortgageLoansSortedByApplicableCreditQualityIndicatorsInternalRatingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_MortgageLoansSortedByApplicableCreditQualityIndicatorsInternalRatingAbstract_fe79f0d8-12b0-49b6-b31d-69c088970242" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentAxis_3b49c265-7454-4d94-b855-9dd6a208fc17" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InternalCreditAssessmentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:to="loc_us-gaap_InternalCreditAssessmentAxis_3b49c265-7454-4d94-b855-9dd6a208fc17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_5b3845af-b6a5-4062-a576-25fe16c99a0f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InternalCreditAssessmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_3b49c265-7454-4d94-b855-9dd6a208fc17" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_5b3845af-b6a5-4062-a576-25fe16c99a0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CreditRatingMember_7acd31d0-0992-4c46-9c50-c8da7b21cb48" xlink:href="unm-20200930.xsd#unm_CreditRatingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_5b3845af-b6a5-4062-a576-25fe16c99a0f" xlink:to="loc_unm_CreditRatingMember_7acd31d0-0992-4c46-9c50-c8da7b21cb48" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_BBBCreditRatingMember_8ea4b4d7-80c1-4c9d-a8b5-0d938b339d5f" xlink:href="unm-20200930.xsd#unm_BBBCreditRatingMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_5b3845af-b6a5-4062-a576-25fe16c99a0f" xlink:to="loc_unm_BBBCreditRatingMember_8ea4b4d7-80c1-4c9d-a8b5-0d938b339d5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_BBCreditRatingMember_a9fb6011-cb66-4a9f-9bb1-2731a744370a" xlink:href="unm-20200930.xsd#unm_BBCreditRatingMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_5b3845af-b6a5-4062-a576-25fe16c99a0f" xlink:to="loc_unm_BBCreditRatingMember_a9fb6011-cb66-4a9f-9bb1-2731a744370a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_BCreditRatingMember_9e6da406-344d-40e6-b8aa-301e2038277c" xlink:href="unm-20200930.xsd#unm_BCreditRatingMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_5b3845af-b6a5-4062-a576-25fe16c99a0f" xlink:to="loc_unm_BCreditRatingMember_9e6da406-344d-40e6-b8aa-301e2038277c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_b0dd0d93-4701-48f8-ab34-0dc8cde6e802" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_b0dd0d93-4701-48f8-ab34-0dc8cde6e802" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_48669e00-ba4c-45e7-a5f7-5d38c18ad26d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_b0dd0d93-4701-48f8-ab34-0dc8cde6e802" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_48669e00-ba4c-45e7-a5f7-5d38c18ad26d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialRealEstateMember_fd931025-503f-46e9-9905-f007fbc6f874" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommercialRealEstateMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_48669e00-ba4c-45e7-a5f7-5d38c18ad26d" xlink:to="loc_us-gaap_CommercialRealEstateMember_fd931025-503f-46e9-9905-f007fbc6f874" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FinancingReceivableOriginationPeriodAxis_29336a42-fa02-4ce4-a84a-976338c4a41f" xlink:href="unm-20200930.xsd#unm_FinancingReceivableOriginationPeriodAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:to="loc_unm_FinancingReceivableOriginationPeriodAxis_29336a42-fa02-4ce4-a84a-976338c4a41f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:href="unm-20200930.xsd#unm_FinancingReceivableOriginationPeriodDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodAxis_29336a42-fa02-4ce4-a84a-976338c4a41f" xlink:to="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OriginatedFiveOrMoreYearsBeforeLastFiscalYearMember_3a844f97-c55c-46d1-b6f8-e41856fdcf3c" xlink:href="unm-20200930.xsd#unm_OriginatedFiveOrMoreYearsBeforeLastFiscalYearMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:to="loc_unm_OriginatedFiveOrMoreYearsBeforeLastFiscalYearMember_3a844f97-c55c-46d1-b6f8-e41856fdcf3c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OriginatedFourYearsBeforeLastFiscalYearMember_2fedeb2c-a2af-4404-a740-c5c85850bd85" xlink:href="unm-20200930.xsd#unm_OriginatedFourYearsBeforeLastFiscalYearMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:to="loc_unm_OriginatedFourYearsBeforeLastFiscalYearMember_2fedeb2c-a2af-4404-a740-c5c85850bd85" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OriginatedThreeYearsBeforeLastFiscalYearMember_dcf5ffab-1260-4fbf-a822-20b200ab3169" xlink:href="unm-20200930.xsd#unm_OriginatedThreeYearsBeforeLastFiscalYearMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:to="loc_unm_OriginatedThreeYearsBeforeLastFiscalYearMember_dcf5ffab-1260-4fbf-a822-20b200ab3169" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OriginatedTwoYearsBeforeLastFiscalYearMember_f01356ca-8123-42af-8473-212b36b5addb" xlink:href="unm-20200930.xsd#unm_OriginatedTwoYearsBeforeLastFiscalYearMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:to="loc_unm_OriginatedTwoYearsBeforeLastFiscalYearMember_f01356ca-8123-42af-8473-212b36b5addb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OriginatedInFiscalYearBeforeLatestFiscalYearMember_337004ee-9733-421e-a269-c8401df9ed11" xlink:href="unm-20200930.xsd#unm_OriginatedInFiscalYearBeforeLatestFiscalYearMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:to="loc_unm_OriginatedInFiscalYearBeforeLatestFiscalYearMember_337004ee-9733-421e-a269-c8401df9ed11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OriginatedInCurrentFiscalYearMember_3469c43d-2a13-4e64-b809-0c9fea0fc1f6" xlink:href="unm-20200930.xsd#unm_OriginatedInCurrentFiscalYearMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FinancingReceivableOriginationPeriodDomain_ce20de77-99c7-49b7-badd-b9ac103cd891" xlink:to="loc_unm_OriginatedInCurrentFiscalYearMember_3469c43d-2a13-4e64-b809-0c9fea0fc1f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueAxis_49e18bec-5ba1-486c-b405-f4a63287238d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanToValueAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:to="loc_us-gaap_LoanToValueAxis_49e18bec-5ba1-486c-b405-f4a63287238d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueDomain_e7850a00-2b14-4092-8f81-94f2cada41b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanToValueDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueAxis_49e18bec-5ba1-486c-b405-f4a63287238d" xlink:to="loc_us-gaap_LoanToValueDomain_e7850a00-2b14-4092-8f81-94f2cada41b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioBelowOrEqualTo65PercentMember_545a4bdc-81f5-472c-b582-d42b5f2e6b1b" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioBelowOrEqualTo65PercentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_e7850a00-2b14-4092-8f81-94f2cada41b4" xlink:to="loc_unm_LoanToValueRatioBelowOrEqualTo65PercentMember_545a4bdc-81f5-472c-b582-d42b5f2e6b1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove65To75PercentMember_cb3fe5c5-c4f9-4629-ba83-006ea0c202f5" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove65To75PercentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_e7850a00-2b14-4092-8f81-94f2cada41b4" xlink:to="loc_unm_LoanToValueRatioAbove65To75PercentMember_cb3fe5c5-c4f9-4629-ba83-006ea0c202f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove75To85PercentMember_b47a2b88-4402-4509-97e4-2ef3bb9d54d4" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove75To85PercentMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_e7850a00-2b14-4092-8f81-94f2cada41b4" xlink:to="loc_unm_LoanToValueRatioAbove75To85PercentMember_b47a2b88-4402-4509-97e4-2ef3bb9d54d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove85PercentMember_aa2236f5-e3dd-48a5-a644-75beb2386066" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove85PercentMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_e7850a00-2b14-4092-8f81-94f2cada41b4" xlink:to="loc_unm_LoanToValueRatioAbove85PercentMember_aa2236f5-e3dd-48a5-a644-75beb2386066" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MortgageLoansOnRealEstateLineItems"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9b2e7809-8c05-4927-8bbb-d44fa957c04e" xlink:to="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_df959061-4a60-4566-ba62-081067fb0d64" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_df959061-4a60-4566-ba62-081067fb0d64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_30c92d3b-580f-4627-8728-1b26b70d260e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_30c92d3b-580f-4627-8728-1b26b70d260e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_62f48ace-0433-4c62-9e9b-652b129890bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_62f48ace-0433-4c62-9e9b-652b129890bd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_0878376d-93b0-44dc-8ada-eeac2d9c86ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_0878376d-93b0-44dc-8ada-eeac2d9c86ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_dfb4f6b5-daad-4fb2-877e-5f54d3eef273" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_dfb4f6b5-daad-4fb2-877e-5f54d3eef273" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_e6e356c3-ca36-4297-bbdb-8523005cda7d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_e6e356c3-ca36-4297-bbdb-8523005cda7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_0879173e-365a-4dc0-8b9a-a3134caa7d5f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableGross"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_NotesReceivableGross_0879173e-365a-4dc0-8b9a-a3134caa7d5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_5221ede4-72a5-4eb9-af4a-b159d5e8ce32" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_5221ede4-72a5-4eb9-af4a-b159d5e8ce32" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_07e90ae4-afd3-4749-9ee3-e52a46c09248" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MortgageLoansOnRealEstateLineItems_a30e1d72-1927-42b3-8cf3-1b8eff964384" xlink:to="loc_us-gaap_MortgageLoansOnRealEstateCommercialAndConsumerNet_07e90ae4-afd3-4749-9ee3-e52a46c09248" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/MortgageLoansAllowanceforCreditLossesRollforwardDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#MortgageLoansAllowanceforCreditLossesRollforwardDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/MortgageLoansAllowanceforCreditLossesRollforwardDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_cda16e06-e03e-4f92-bc06-5c817388fed2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_a0a36fec-6d57-4939-a1d8-1197c259a5c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract_cda16e06-e03e-4f92-bc06-5c817388fed2" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_a0a36fec-6d57-4939-a1d8-1197c259a5c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_4c32bc9c-2e9e-486b-969e-b8d21f96dd9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_a0a36fec-6d57-4939-a1d8-1197c259a5c6" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_4c32bc9c-2e9e-486b-969e-b8d21f96dd9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_45751bcd-7301-4f3f-98b8-4c098e8d0b17" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_4c32bc9c-2e9e-486b-969e-b8d21f96dd9e" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_45751bcd-7301-4f3f-98b8-4c098e8d0b17" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialRealEstateMember_1695f407-3a6c-4478-b9b9-fbb31b894e72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommercialRealEstateMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_45751bcd-7301-4f3f-98b8-4c098e8d0b17" xlink:to="loc_us-gaap_CommercialRealEstateMember_1695f407-3a6c-4478-b9b9-fbb31b894e72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueAxis_7ed3fb59-820f-40e8-ae2c-613cc8b2afef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanToValueAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_a0a36fec-6d57-4939-a1d8-1197c259a5c6" xlink:to="loc_us-gaap_LoanToValueAxis_7ed3fb59-820f-40e8-ae2c-613cc8b2afef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoanToValueDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueAxis_7ed3fb59-820f-40e8-ae2c-613cc8b2afef" xlink:to="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioBelowOrEqualTo65PercentMember_0f136cef-94cc-47a4-bd50-349cb074338b" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioBelowOrEqualTo65PercentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:to="loc_unm_LoanToValueRatioBelowOrEqualTo65PercentMember_0f136cef-94cc-47a4-bd50-349cb074338b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove65To75PercentMember_29dd349f-c472-451d-a5fa-95937443d05e" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove65To75PercentMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:to="loc_unm_LoanToValueRatioAbove65To75PercentMember_29dd349f-c472-451d-a5fa-95937443d05e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove75To85PercentMember_b90970ed-3c51-4683-92b5-eccef5e9dad7" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove75To85PercentMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:to="loc_unm_LoanToValueRatioAbove75To85PercentMember_b90970ed-3c51-4683-92b5-eccef5e9dad7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioAbove85PercentMember_d59789ee-b8c6-4a29-b07f-10a276cc64d0" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioAbove85PercentMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:to="loc_unm_LoanToValueRatioAbove85PercentMember_d59789ee-b8c6-4a29-b07f-10a276cc64d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LoanToValueRatioTotalMember_0766edef-917f-41f0-8327-c283801bd64a" xlink:href="unm-20200930.xsd#unm_LoanToValueRatioTotalMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LoanToValueDomain_fbb40176-76b8-433e-92e9-8f3385869df3" xlink:to="loc_unm_LoanToValueRatioTotalMember_0766edef-917f-41f0-8327-c283801bd64a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_a0a36fec-6d57-4939-a1d8-1197c259a5c6" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_354ed206-d802-4df9-b73c-af3e1e8e37a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_354ed206-d802-4df9-b73c-af3e1e8e37a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLossesExpensed_c8d31117-91aa-48cf-ad13-8986046e1106" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProvisionForLoanLossesExpensed"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:to="loc_us-gaap_ProvisionForLoanLossesExpensed_c8d31117-91aa-48cf-ad13-8986046e1106" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_b93e83d1-e082-4dde-9215-40c026394bf2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_b93e83d1-e082-4dde-9215-40c026394bf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_5880cb25-d97c-4ceb-bec5-ee9dcd2a76a6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery_5880cb25-d97c-4ceb-bec5-ee9dcd2a76a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_caa00e38-0bb7-4342-a88e-77e578e0a25f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_87fc7b81-ff86-464e-9d3b-dd32d3e5caf1" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_caa00e38-0bb7-4342-a88e-77e578e0a25f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsFederalHomeLoanBankCarryingAmountCollateralPostedandAdvancesReceivedDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsFederalHomeLoanBankCarryingAmountCollateralPostedandAdvancesReceivedDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsFederalHomeLoanBankCarryingAmountCollateralPostedandAdvancesReceivedDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBanksAbstract_31f6e5b8-8042-4b9a-93bb-b48340d83949" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FederalHomeLoanBanksAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesTable_ec575a15-198d-4848-9dc5-e19814348816" xlink:href="unm-20200930.xsd#unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FederalHomeLoanBanksAbstract_31f6e5b8-8042-4b9a-93bb-b48340d83949" xlink:to="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesTable_ec575a15-198d-4848-9dc5-e19814348816" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_b21ff4d7-3c41-439a-a730-0d8f1583b62b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesTable_ec575a15-198d-4848-9dc5-e19814348816" xlink:to="loc_us-gaap_FinancialInstrumentAxis_b21ff4d7-3c41-439a-a730-0d8f1583b62b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_11d12f21-233a-40aa-8413-c284223656c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_b21ff4d7-3c41-439a-a730-0d8f1583b62b" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_11d12f21-233a-40aa-8413-c284223656c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesMember_1455b221-8a48-487a-927e-d082547a9de1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_11d12f21-233a-40aa-8413-c284223656c4" xlink:to="loc_us-gaap_DebtSecuritiesMember_1455b221-8a48-487a-927e-d082547a9de1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageBackedSecuritiesMember_36e2c893-8d24-426f-a6f3-a874b882ce3b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageBackedSecuritiesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_11d12f21-233a-40aa-8413-c284223656c4" xlink:to="loc_us-gaap_MortgageBackedSecuritiesMember_36e2c893-8d24-426f-a6f3-a874b882ce3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesLineItems_f6d215f7-f18c-4b2d-b54d-74fe74bab4b7" xlink:href="unm-20200930.xsd#unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesTable_ec575a15-198d-4848-9dc5-e19814348816" xlink:to="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesLineItems_f6d215f7-f18c-4b2d-b54d-74fe74bab4b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankStock_733cfc10-f9e8-459c-b373-ec6aab57106f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FederalHomeLoanBankStock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesLineItems_f6d215f7-f18c-4b2d-b54d-74fe74bab4b7" xlink:to="loc_us-gaap_FederalHomeLoanBankStock_733cfc10-f9e8-459c-b373-ec6aab57106f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch_e21456e1-2997-43b8-8b8a-07438a7f6e8e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesLineItems_f6d215f7-f18c-4b2d-b54d-74fe74bab4b7" xlink:to="loc_us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch_e21456e1-2997-43b8-8b8a-07438a7f6e8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1_5b19d708-94a2-49ee-bbed-d8a2a3722c05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_FederalHomeLoanBankCarryingValueofCommonStockCollateralPostedandAdvancesLineItems_f6d215f7-f18c-4b2d-b54d-74fe74bab4b7" xlink:to="loc_us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1_5b19d708-94a2-49ee-bbed-d8a2a3722c05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsScheduleofFinancialInstrumentandDerivativeOffsettingDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsScheduleofFinancialInstrumentandDerivativeOffsettingDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsScheduleofFinancialInstrumentandDerivativeOffsettingDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_OffsettingForDerivativesAndSecuritiesLendingBalancesAbstract_339602a1-f1b3-42fc-9cf8-e505b0d9e81e" xlink:href="unm-20200930.xsd#unm_OffsettingForDerivativesAndSecuritiesLendingBalancesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingLiabilitiesTable_f459f4f9-d871-4801-951b-4bd4b7c0554d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffsettingLiabilitiesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_OffsettingForDerivativesAndSecuritiesLendingBalancesAbstract_339602a1-f1b3-42fc-9cf8-e505b0d9e81e" xlink:to="loc_us-gaap_OffsettingLiabilitiesTable_f459f4f9-d871-4801-951b-4bd4b7c0554d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransactionTypeAxis_152b5bad-8b69-4f68-ac5a-8f8f59220e4e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransactionTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingLiabilitiesTable_f459f4f9-d871-4801-951b-4bd4b7c0554d" xlink:to="loc_us-gaap_TransactionTypeAxis_152b5bad-8b69-4f68-ac5a-8f8f59220e4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransactionDomain_c880d1e7-7472-43f4-b983-f4cfc79efe1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransactionDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransactionTypeAxis_152b5bad-8b69-4f68-ac5a-8f8f59220e4e" xlink:to="loc_us-gaap_TransactionDomain_c880d1e7-7472-43f4-b983-f4cfc79efe1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OverTheCounterMember_3cb8ccfd-2408-4da4-b90b-0e45c426d29f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OverTheCounterMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransactionDomain_c880d1e7-7472-43f4-b983-f4cfc79efe1b" xlink:to="loc_us-gaap_OverTheCounterMember_3cb8ccfd-2408-4da4-b90b-0e45c426d29f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingLiabilitiesLineItems_da90ec4f-3739-45aa-a1a3-880b6b82252f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffsettingLiabilitiesLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingLiabilitiesTable_f459f4f9-d871-4801-951b-4bd4b7c0554d" xlink:to="loc_us-gaap_OffsettingLiabilitiesLineItems_da90ec4f-3739-45aa-a1a3-880b6b82252f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffsettingDerivativeAssetsAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingLiabilitiesLineItems_da90ec4f-3739-45aa-a1a3-880b6b82252f" xlink:to="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_7234b5f4-c27c-46f4-ac3c-63511f2e06b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_7234b5f4-c27c-46f4-ac3c-63511f2e06b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_eb237acf-22cf-477a-9da5-4a5650230e3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetFairValueGrossLiability"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:to="loc_us-gaap_DerivativeAssetFairValueGrossLiability_eb237acf-22cf-477a-9da5-4a5650230e3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_c58346e2-363f-4574-a8e9-e28fb6dbc06d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssets"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:to="loc_us-gaap_DerivativeAssets_c58346e2-363f-4574-a8e9-e28fb6dbc06d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnSecurities_277605cd-796d-40f1-8e2b-1e2d865b1b0c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnSecurities"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:to="loc_us-gaap_DerivativeCollateralObligationToReturnSecurities_277605cd-796d-40f1-8e2b-1e2d865b1b0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnCash_a7024748-5ead-4eac-846b-18a1ab238afe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:to="loc_us-gaap_DerivativeCollateralObligationToReturnCash_a7024748-5ead-4eac-846b-18a1ab238afe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_c30efa5b-0687-4598-a4df-d5820047101d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetsAbstract_4b4dd48b-5c7f-475e-8e9b-0af197ced952" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_c30efa5b-0687-4598-a4df-d5820047101d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffsettingSecuritiesBorrowedAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingLiabilitiesLineItems_da90ec4f-3739-45aa-a1a3-880b6b82252f" xlink:to="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowedGross_2106569d-0ac6-435c-8258-1fcaead9ac27" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowedGross"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:to="loc_us-gaap_SecuritiesBorrowedGross_2106569d-0ac6-435c-8258-1fcaead9ac27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowedLiability_76f62bdd-19c4-4596-9db4-8e6d518a35ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowedLiability"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:to="loc_us-gaap_SecuritiesBorrowedLiability_76f62bdd-19c4-4596-9db4-8e6d518a35ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowed_43c51941-6be1-4464-8c6d-09b0333cead5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowed"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:to="loc_us-gaap_SecuritiesBorrowed_43c51941-6be1-4464-8c6d-09b0333cead5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowedCollateralObligationToReturnSecurities_cfbbc2aa-64b3-4400-84e8-51ec08abbdb4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowedCollateralObligationToReturnSecurities"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:to="loc_us-gaap_SecuritiesBorrowedCollateralObligationToReturnSecurities_cfbbc2aa-64b3-4400-84e8-51ec08abbdb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowedCollateralObligationToReturnCash_ce38c89a-1884-431a-be48-352a65c7da71" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowedCollateralObligationToReturnCash"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:to="loc_us-gaap_SecuritiesBorrowedCollateralObligationToReturnCash_ce38c89a-1884-431a-be48-352a65c7da71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowedAmountOffsetAgainstCollateral_acf463bf-0f59-4f0e-a31e-26914882a6e9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowedAmountOffsetAgainstCollateral"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingSecuritiesBorrowedAbstract_27876488-fa1d-4de4-a988-d58cf0f12f93" xlink:to="loc_us-gaap_SecuritiesBorrowedAmountOffsetAgainstCollateral_acf463bf-0f59-4f0e-a31e-26914882a6e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingLiabilitiesLineItems_da90ec4f-3739-45aa-a1a3-880b6b82252f" xlink:to="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross_283d2b0a-9c2d-4b92-a076-5961c11e0229" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:to="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedGross_283d2b0a-9c2d-4b92-a076-5961c11e0229" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability_52ed13f9-c334-425b-a5f7-4f976483a76c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:to="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedLiability_52ed13f9-c334-425b-a5f7-4f976483a76c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed_321ded97-8847-49fc-8aa8-3d3180d83b14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:to="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowed_321ded97-8847-49fc-8aa8-3d3180d83b14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities_7a6fdd3b-ce67-492f-b70a-44a0ef79a3ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:to="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnSecurities_7a6fdd3b-ce67-492f-b70a-44a0ef79a3ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash_c49fd96e-1942-4899-9b30-5de9aa477330" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:to="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedCollateralObligationToReturnCash_c49fd96e-1942-4899-9b30-5de9aa477330" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral_ccaec059-19da-4b85-a53c-a5c3c6068f73" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAbstract_9813f179-3ddc-4837-8e6c-71c20a278049" xlink:to="loc_us-gaap_DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedAmountOffsetAgainstCollateral_ccaec059-19da-4b85-a53c-a5c3c6068f73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OffsettingLiabilitiesAbstract_3579345e-8206-4a9c-a5fc-98ffdcf266b1" xlink:href="unm-20200930.xsd#unm_OffsettingLiabilitiesAbstract"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingLiabilitiesLineItems_da90ec4f-3739-45aa-a1a3-880b6b82252f" xlink:to="loc_unm_OffsettingLiabilitiesAbstract_3579345e-8206-4a9c-a5fc-98ffdcf266b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OffsettingDerivativeLiabilitiesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_OffsettingLiabilitiesAbstract_3579345e-8206-4a9c-a5fc-98ffdcf266b1" xlink:to="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_eb92cc54-bfee-46d8-8116-bc64df31559c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_eb92cc54-bfee-46d8-8116-bc64df31559c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_7718f5ab-7e35-4b74-b901-dbc0da9b548f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_7718f5ab-7e35-4b74-b901-dbc0da9b548f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_2f535d1a-0e64-446e-8512-ece026306714" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilities"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:to="loc_us-gaap_DerivativeLiabilities_2f535d1a-0e64-446e-8512-ece026306714" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralRightToReclaimSecurities_4c44e3a7-f36b-4228-a603-2c646d188656" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimSecurities"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:to="loc_us-gaap_DerivativeCollateralRightToReclaimSecurities_4c44e3a7-f36b-4228-a603-2c646d188656" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralRightToReclaimCash_12337551-7cce-4809-b8d6-beb3039d7a2a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCollateralRightToReclaimCash"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:to="loc_us-gaap_DerivativeCollateralRightToReclaimCash_12337551-7cce-4809-b8d6-beb3039d7a2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_92b16387-92d2-435e-b78e-fe39e6aa788e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OffsettingDerivativeLiabilitiesAbstract_5ab07830-e523-42a0-b989-8c616e68cd6c" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountOffsetAgainstCollateral_92b16387-92d2-435e-b78e-fe39e6aa788e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsInvestmentIncomeDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsInvestmentIncomeDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsInvestmentIncomeDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_InvestmentIncomeAbstract_753afe18-6e32-4bdb-884e-483d7310e71e" xlink:href="unm-20200930.xsd#unm_InvestmentIncomeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_dc5039d0-7b8c-47b5-bff2-86da0d0c3c91" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InvestmentIncomeAbstract_753afe18-6e32-4bdb-884e-483d7310e71e" xlink:to="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_dc5039d0-7b8c-47b5-bff2-86da0d0c3c91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_2e561d45-49c4-463f-8387-0722308a5f3f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_dc5039d0-7b8c-47b5-bff2-86da0d0c3c91" xlink:to="loc_us-gaap_InvestmentTypeAxis_2e561d45-49c4-463f-8387-0722308a5f3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_2e561d45-49c4-463f-8387-0722308a5f3f" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesMember_0013e824-f728-4d7e-a1cf-d54479722f05" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_DebtSecuritiesMember_0013e824-f728-4d7e-a1cf-d54479722f05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeMember_a54a3597-9595-48d3-9208-ca5152266c54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_DerivativeMember_a54a3597-9595-48d3-9208-ca5152266c54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageReceivablesMember_a1e4a734-188a-45bf-8e73-bdac80dc3651" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MortgageReceivablesMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_MortgageReceivablesMember_a1e4a734-188a-45bf-8e73-bdac80dc3651" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyLoansMember_dcdf8ab1-f0eb-4803-9d47-5922f781801b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PolicyLoansMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_PolicyLoansMember_dcdf8ab1-f0eb-4803-9d47-5922f781801b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_c629b586-06be-4cbe-a782-388714632db0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_EquitySecuritiesMember_c629b586-06be-4cbe-a782-388714632db0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_PartnershipInterestMember_aef08875-7a7c-40c4-9bf1-191989c7c9a4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_PartnershipInterestMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_srt_PartnershipInterestMember_aef08875-7a7c-40c4-9bf1-191989c7c9a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestmentsMember_0bc4eba7-26e4-4325-a6ae-84958b6cde42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestmentsMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_OtherLongTermInvestmentsMember_0bc4eba7-26e4-4325-a6ae-84958b6cde42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestmentsMember_d9bbd14d-648e-47ae-80cf-5ec95b46c9bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShortTermInvestmentsMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba4365fc-1082-46b3-8602-470e7465469c" xlink:to="loc_us-gaap_ShortTermInvestmentsMember_d9bbd14d-648e-47ae-80cf-5ec95b46c9bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_780d4a80-0751-4310-9ca7-5800cf82911e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_dc5039d0-7b8c-47b5-bff2-86da0d0c3c91" xlink:to="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_780d4a80-0751-4310-9ca7-5800cf82911e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterestAndDividend_80f15a81-4b6d-402a-8fcc-f5558a3d5d49" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeInterestAndDividend"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_780d4a80-0751-4310-9ca7-5800cf82911e" xlink:to="loc_us-gaap_InvestmentIncomeInterestAndDividend_80f15a81-4b6d-402a-8fcc-f5558a3d5d49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInvestmentExpense_ee277dec-1463-4fa4-b656-74b2ed23801e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeInvestmentExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_780d4a80-0751-4310-9ca7-5800cf82911e" xlink:to="loc_us-gaap_InvestmentIncomeInvestmentExpense_ee277dec-1463-4fa4-b656-74b2ed23801e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InvestmentIncomeOnPfaAssets_1338fa35-2f93-4af8-880e-f9f94b8dbe7e" xlink:href="unm-20200930.xsd#unm_InvestmentIncomeOnPfaAssets"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_780d4a80-0751-4310-9ca7-5800cf82911e" xlink:to="loc_unm_InvestmentIncomeOnPfaAssets_1338fa35-2f93-4af8-880e-f9f94b8dbe7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_f1e73afb-e3af-418f-a8d3-5c91cb6cc8db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetInvestmentIncome"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_780d4a80-0751-4310-9ca7-5800cf82911e" xlink:to="loc_us-gaap_NetInvestmentIncome_f1e73afb-e3af-418f-a8d3-5c91cb6cc8db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/RealizedInvestmentGainsandLossesReportedinConsolidatedStatementsofIncomeDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#RealizedInvestmentGainsandLossesReportedinConsolidatedStatementsofIncomeDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/RealizedInvestmentGainsandLossesReportedinConsolidatedStatementsofIncomeDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:href="unm-20200930.xsd#unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAbstract_da8b9894-ba7a-4360-b1db-0422aee7a173" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesAbstract_da8b9894-ba7a-4360-b1db-0422aee7a173" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGain_2ec736fc-9762-480c-8801-4d7f3e06921d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_da8b9894-ba7a-4360-b1db-0422aee7a173" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGain_2ec736fc-9762-480c-8801-4d7f3e06921d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss_344789d8-247c-4925-9a87-537235305e4f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_da8b9894-ba7a-4360-b1db-0422aee7a173" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss_344789d8-247c-4925-9a87-537235305e4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtSecuritiesAvailableForSaleAllowanceForCreditLossPeriodIncreaseDecreaseAndOtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_f1cb037d-2803-49e6-a04a-c9f31ed07b4d" xlink:href="unm-20200930.xsd#unm_DebtSecuritiesAvailableForSaleAllowanceForCreditLossPeriodIncreaseDecreaseAndOtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesAbstract_da8b9894-ba7a-4360-b1db-0422aee7a173" xlink:to="loc_unm_DebtSecuritiesAvailableForSaleAllowanceForCreditLossPeriodIncreaseDecreaseAndOtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_f1cb037d-2803-49e6-a04a-c9f31ed07b4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsAbstract_af18ac18-6ffc-47d6-85e3-1b70b6f2c1f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherInvestmentsAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:to="loc_us-gaap_OtherInvestmentsAbstract_af18ac18-6ffc-47d6-85e3-1b70b6f2c1f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OtherInvestmentsGrossRealizedGains_3d547c56-cbfa-4b0b-a0d9-2e5f608baef4" xlink:href="unm-20200930.xsd#unm_OtherInvestmentsGrossRealizedGains"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_af18ac18-6ffc-47d6-85e3-1b70b6f2c1f2" xlink:to="loc_unm_OtherInvestmentsGrossRealizedGains_3d547c56-cbfa-4b0b-a0d9-2e5f608baef4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OtherInvestmentsGrossRealizedLosses_1dfbf027-c160-405c-89b9-39c8cb86dd84" xlink:href="unm-20200930.xsd#unm_OtherInvestmentsGrossRealizedLosses"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_af18ac18-6ffc-47d6-85e3-1b70b6f2c1f2" xlink:to="loc_unm_OtherInvestmentsGrossRealizedLosses_1dfbf027-c160-405c-89b9-39c8cb86dd84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfRealEstate_4f5b2d87-348c-48c0-b292-c15fee4eb927" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfRealEstate"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_af18ac18-6ffc-47d6-85e3-1b70b6f2c1f2" xlink:to="loc_us-gaap_ImpairmentOfRealEstate_4f5b2d87-348c-48c0-b292-c15fee4eb927" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FinancingReceivablesAllowanceForCreditLossesPeriodIncreaseDecreaseCommercialMortgageLoansAndUnfundedLoanCommitments_2e2ed133-3a9e-49e2-afe5-04337397cfac" xlink:href="unm-20200930.xsd#unm_FinancingReceivablesAllowanceForCreditLossesPeriodIncreaseDecreaseCommercialMortgageLoansAndUnfundedLoanCommitments"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherInvestmentsAbstract_af18ac18-6ffc-47d6-85e3-1b70b6f2c1f2" xlink:to="loc_unm_FinancingReceivablesAllowanceForCreditLossesPeriodIncreaseDecreaseCommercialMortgageLoansAndUnfundedLoanCommitments_2e2ed133-3a9e-49e2-afe5-04337397cfac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet_557cd689-3eee-425e-b948-ea73f3ef062d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:to="loc_us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet_557cd689-3eee-425e-b948-ea73f3ef062d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_23ab4176-c4cd-43f6-8cbb-a20e0c2f3f07" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_23ab4176-c4cd-43f6-8cbb-a20e0c2f3f07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_a2c059d7-c54f-4431-ada5-07eed04009e8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_a2c059d7-c54f-4431-ada5-07eed04009e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_f72b3a9b-efe1-487b-89fc-ab5fcc20c9ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestments"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_RealizedInvestmentGainsAndLossesReportedInConsolidatedStatementsOfIncomeAbstract_4f2c7a3f-1d4a-432c-bbf9-66f15aab7e65" xlink:to="loc_us-gaap_GainLossOnInvestments_f72b3a9b-efe1-487b-89fc-ab5fcc20c9ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/InvestmentsAdditionalInformationDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#InvestmentsAdditionalInformationDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/InvestmentsAdditionalInformationDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_InvestmentsAdditionalInformationAbstract_6402135d-5dc9-468e-a35a-0e4b6a73bbfd" xlink:href="unm-20200930.xsd#unm_InvestmentsAdditionalInformationAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInvestmentsTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InvestmentsAdditionalInformationAbstract_6402135d-5dc9-468e-a35a-0e4b6a73bbfd" xlink:to="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingByGroupingAxis_92e4da53-af13-4289-ab1d-3de38de858de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingByGroupingAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_ExternalCreditRatingByGroupingAxis_92e4da53-af13-4289-ab1d-3de38de858de" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingByGroupingDomain_3af06369-5c5d-416c-aed9-c5de02c5f4ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingByGroupingDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExternalCreditRatingByGroupingAxis_92e4da53-af13-4289-ab1d-3de38de858de" xlink:to="loc_us-gaap_ExternalCreditRatingByGroupingDomain_3af06369-5c5d-416c-aed9-c5de02c5f4ca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingInvestmentGradeMember_d532d83b-182d-4f7f-8632-e4186c2f8206" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingInvestmentGradeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExternalCreditRatingByGroupingDomain_3af06369-5c5d-416c-aed9-c5de02c5f4ca" xlink:to="loc_us-gaap_ExternalCreditRatingInvestmentGradeMember_d532d83b-182d-4f7f-8632-e4186c2f8206" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExternalCreditRatingNonInvestmentGradeMember_f2a965ee-1e8f-488d-ae85-a7f008c8636f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExternalCreditRatingNonInvestmentGradeMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExternalCreditRatingByGroupingDomain_3af06369-5c5d-416c-aed9-c5de02c5f4ca" xlink:to="loc_us-gaap_ExternalCreditRatingNonInvestmentGradeMember_f2a965ee-1e8f-488d-ae85-a7f008c8636f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_ec37165b-2d6a-4ede-9bf5-a0d2860d3ab4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_FinancialInstrumentAxis_ec37165b-2d6a-4ede-9bf5-a0d2860d3ab4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_447598ef-c040-458f-a671-137721d7fc00" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_ec37165b-2d6a-4ede-9bf5-a0d2860d3ab4" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_447598ef-c040-458f-a671-137721d7fc00" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TaxCreditPartnershipMember_feec58ec-e5b8-40f6-bbee-f892a591509b" xlink:href="unm-20200930.xsd#unm_TaxCreditPartnershipMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_447598ef-c040-458f-a671-137721d7fc00" xlink:to="loc_unm_TaxCreditPartnershipMember_feec58ec-e5b8-40f6-bbee-f892a591509b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentsMember_01d7c6fd-5cb4-4c2b-80ec-ac60b05bf9e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestmentsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_447598ef-c040-458f-a671-137721d7fc00" xlink:to="loc_us-gaap_EquityMethodInvestmentsMember_01d7c6fd-5cb4-4c2b-80ec-ac60b05bf9e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesAxis_65bfca6e-8281-44db-ba2b-2f071f6ee42a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesAxis_65bfca6e-8281-44db-ba2b-2f071f6ee42a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesDomain_d22648a4-c85f-43ae-b023-7ddd9663b048" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesAxis_65bfca6e-8281-44db-ba2b-2f071f6ee42a" xlink:to="loc_us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesDomain_d22648a4-c85f-43ae-b023-7ddd9663b048" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_f3519299-0cf9-470f-8b22-97a887214d57" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentsByConsolidatedAndNonconsolidatedEntitiesDomain_d22648a4-c85f-43ae-b023-7ddd9663b048" xlink:to="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_f3519299-0cf9-470f-8b22-97a887214d57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_6c72e28c-8d40-49d2-9d61-3aa9a59cb98d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_6c72e28c-8d40-49d2-9d61-3aa9a59cb98d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_8c113a68-4140-4798-9ba6-e882ae340120" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_6c72e28c-8d40-49d2-9d61-3aa9a59cb98d" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_8c113a68-4140-4798-9ba6-e882ae340120" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialRealEstateMember_69e445fa-e1f2-4feb-be22-29f7667a5350" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommercialRealEstateMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_8c113a68-4140-4798-9ba6-e882ae340120" xlink:to="loc_us-gaap_CommercialRealEstateMember_69e445fa-e1f2-4feb-be22-29f7667a5350" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnfundedMortgageLoanCommitmentsMember_776dadce-78ba-4733-8f5b-245aec52a586" xlink:href="unm-20200930.xsd#unm_UnfundedMortgageLoanCommitmentsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_8c113a68-4140-4798-9ba6-e882ae340120" xlink:to="loc_unm_UnfundedMortgageLoanCommitmentsMember_776dadce-78ba-4733-8f5b-245aec52a586" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_754bcfb2-c013-4082-825a-f314f1fff404" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_754bcfb2-c013-4082-825a-f314f1fff404" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_927ba5c4-1feb-4869-8df1-d53afd0928ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_754bcfb2-c013-4082-825a-f314f1fff404" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_927ba5c4-1feb-4869-8df1-d53afd0928ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OffBalanceSheetAmountMember_45bf44e8-08f2-4a2a-9621-c804f2b3b722" xlink:href="unm-20200930.xsd#unm_OffBalanceSheetAmountMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_927ba5c4-1feb-4869-8df1-d53afd0928ae" xlink:to="loc_unm_OffBalanceSheetAmountMember_45bf44e8-08f2-4a2a-9621-c804f2b3b722" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_41b1e45b-8d93-481d-9f41-4e11a91b021a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentTypeAxis"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_InvestmentTypeAxis_41b1e45b-8d93-481d-9f41-4e11a91b021a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_f9da640f-4ff4-4a58-a670-7344c60bfe06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeAxis_41b1e45b-8d93-481d-9f41-4e11a91b021a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_f9da640f-4ff4-4a58-a670-7344c60bfe06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_TaxCreditPartnershipMember_d3514105-7af5-4a63-8f70-5b524f4371c7" xlink:href="unm-20200930.xsd#unm_TaxCreditPartnershipMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f9da640f-4ff4-4a58-a670-7344c60bfe06" xlink:to="loc_unm_TaxCreditPartnershipMember_d3514105-7af5-4a63-8f70-5b524f4371c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInvestmentsLineItems"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsTable_2846b025-6de3-41f1-8a9c-b9ad16519421" xlink:to="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1_673a62ef-e19b-4626-8040-29643f4e80ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions1_673a62ef-e19b-4626-8040-29643f4e80ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NumberOfFixedMaturitySecuritiesInUnrealizedLossPositionContinuouslyForOverOneYear_22bc0eb6-1d37-4c6c-a72a-343d6ea03709" xlink:href="unm-20200930.xsd#unm_NumberOfFixedMaturitySecuritiesInUnrealizedLossPositionContinuouslyForOverOneYear"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_unm_NumberOfFixedMaturitySecuritiesInUnrealizedLossPositionContinuouslyForOverOneYear_22bc0eb6-1d37-4c6c-a72a-343d6ea03709" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CommitmentToFundPrivatePlacementFixedMaturitySecurities_10d4399a-095b-4887-b0ca-26ff936c8119" xlink:href="unm-20200930.xsd#unm_CommitmentToFundPrivatePlacementFixedMaturitySecurities"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_unm_CommitmentToFundPrivatePlacementFixedMaturitySecurities_10d4399a-095b-4887-b0ca-26ff936c8119" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestments_7b8e512a-ed5d-446b-9472-2851dfe75099" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestments"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_OtherLongTermInvestments_7b8e512a-ed5d-446b-9472-2851dfe75099" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_QualifiedAffordableHousingProjectInvestmentsCommitment_7c8610be-8071-46db-902d-d1eb45822b93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_QualifiedAffordableHousingProjectInvestmentsCommitment"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_QualifiedAffordableHousingProjectInvestmentsCommitment_7c8610be-8071-46db-902d-d1eb45822b93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_7d21e6b5-30c8-48d6-93dd-f6b78e449984" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableGross"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_NotesReceivableGross_7d21e6b5-30c8-48d6-93dd-f6b78e449984" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_00f43f7e-ce7a-41bb-aef8-52202a4f0faa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_00f43f7e-ce7a-41bb-aef8-52202a4f0faa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedInvestmentIncomeReceivable_e25e780a-cb51-4d00-9497-19cbe6b36348" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccruedInvestmentIncomeReceivable"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_AccruedInvestmentIncomeReceivable_e25e780a-cb51-4d00-9497-19cbe6b36348" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableModificationsNumberOfContracts2_f1423a56-610a-429d-a0c1-4b4ab50691ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableModificationsNumberOfContracts2"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_FinancingReceivableModificationsNumberOfContracts2_f1423a56-610a-429d-a0c1-4b4ab50691ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_f0e27f64-a8b9-49ad-915e-af12c72dcb0c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_f0e27f64-a8b9-49ad-915e-af12c72dcb0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnSalesOfOtherRealEstate_25b1a5d1-7862-46f2-944b-b93bc627ebbc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainsLossesOnSalesOfOtherRealEstate"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_GainsLossesOnSalesOfOtherRealEstate_25b1a5d1-7862-46f2-944b-b93bc627ebbc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_374591ab-035c-4f2f-a7c8-6e8c60268d13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment_374591ab-035c-4f2f-a7c8-6e8c60268d13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CommitmentsToFundCommercialMortgageLoans_a8a77efa-bdf6-4a70-a287-8a0dc3277089" xlink:href="unm-20200930.xsd#unm_CommitmentsToFundCommercialMortgageLoans"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_unm_CommitmentsToFundCommercialMortgageLoans_a8a77efa-bdf6-4a70-a287-8a0dc3277089" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsAndFinancingReceivableAllowanceForCreditLoss_c7c6c4de-1f16-49f3-81b8-2d443d1857aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsAndFinancingReceivableAllowanceForCreditLoss"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_AccountsAndFinancingReceivableAllowanceForCreditLoss_c7c6c4de-1f16-49f3-81b8-2d443d1857aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepurchaseAgreementsMaturities_ba4ddac0-d888-4468-bdf0-1cafbb26c49d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepurchaseAgreementsMaturities"/>
<link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_RepurchaseAgreementsMaturities_ba4ddac0-d888-4468-bdf0-1cafbb26c49d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CollateralRequirementsMinimumPercentageCollateralToFairValueOfSecuritiesLoanedOrPurchasedUnderRepurchaseAgreements_21f67ee3-fbfe-4219-8371-2cfbabc9740d" xlink:href="unm-20200930.xsd#unm_CollateralRequirementsMinimumPercentageCollateralToFairValueOfSecuritiesLoanedOrPurchasedUnderRepurchaseAgreements"/>
<link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_unm_CollateralRequirementsMinimumPercentageCollateralToFairValueOfSecuritiesLoanedOrPurchasedUnderRepurchaseAgreements_21f67ee3-fbfe-4219-8371-2cfbabc9740d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesBorrowedGross_d8bdd73f-975d-4f20-bb7c-79c4ac9140f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesBorrowedGross"/>
<link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_SecuritiesBorrowedGross_d8bdd73f-975d-4f20-bb7c-79c4ac9140f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesReceivedAsCollateral_6b12ae72-6115-4384-8352-1c900354ebea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesReceivedAsCollateral"/>
<link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_SecuritiesReceivedAsCollateral_6b12ae72-6115-4384-8352-1c900354ebea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_1c430e4f-3d32-4a8c-8450-eda670caf79b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchase"/>
<link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfInvestmentsLineItems_81440425-d791-412a-9d8a-47d338043395" xlink:to="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_1c430e4f-3d32-4a8c-8450-eda670caf79b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DerivativeFinancialInstruments" xlink:type="simple" xlink:href="unm-20200930.xsd#DerivativeFinancialInstruments"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DerivativeFinancialInstruments" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_677a191f-1647-486e-bb0e-fa69a88955ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_beff14d7-054a-468e-ac62-a52762881618" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_677a191f-1647-486e-bb0e-fa69a88955ef" xlink:to="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_beff14d7-054a-468e-ac62-a52762881618" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DerivativeFinancialInstrumentsTables" xlink:type="simple" xlink:href="unm-20200930.xsd#DerivativeFinancialInstrumentsTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DerivativeFinancialInstrumentsTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NatureandAmountofCollateralReceivedFromandPostedToDerivativeCounterpartyTableTextBlock_32a8b14f-c6fd-40a7-8bb7-06ff9e7fc0e9" xlink:href="unm-20200930.xsd#unm_NatureandAmountofCollateralReceivedFromandPostedToDerivativeCounterpartyTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_unm_NatureandAmountofCollateralReceivedFromandPostedToDerivativeCounterpartyTableTextBlock_32a8b14f-c6fd-40a7-8bb7-06ff9e7fc0e9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_8f545bee-76e2-4dd8-9d07-b21899d2b947" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_8f545bee-76e2-4dd8-9d07-b21899d2b947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_FairValueHedgesCarryingAmountofHedgedAssetsandLiabilitiesandCumulativeBasisAdjustmentsTableTextBlock_75897024-1698-4160-af15-80042b91d8cd" xlink:href="unm-20200930.xsd#unm_FairValueHedgesCarryingAmountofHedgedAssetsandLiabilitiesandCumulativeBasisAdjustmentsTableTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_unm_FairValueHedgesCarryingAmountofHedgedAssetsandLiabilitiesandCumulativeBasisAdjustmentsTableTextBlock_75897024-1698-4160-af15-80042b91d8cd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_35330b4f-41a2-4ef8-967e-143f62549132" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_35330b4f-41a2-4ef8-967e-143f62549132" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_4f9799c8-44e6-4ac9-acef-459499a04558" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_4f9799c8-44e6-4ac9-acef-459499a04558" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock_0992b829-544a-4135-b86e-13101c3b6c76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_us-gaap_ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock_0992b829-544a-4135-b86e-13101c3b6c76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_e51fcc75-0044-4b17-98a6-31b1f5e5ad3f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_dc21b72d-5baf-45df-9ba6-c7d885e7a8d2" xlink:to="loc_us-gaap_ScheduleOfOtherDerivativesNotDesignatedAsHedgingInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock_e51fcc75-0044-4b17-98a6-31b1f5e5ad3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DerivativeFinancialInstrumentsNatureandAmountofCollateralReceivedFromandPostedToOurDerivativeCounterpartiesDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#DerivativeFinancialInstrumentsNatureandAmountofCollateralReceivedFromandPostedToOurDerivativeCounterpartiesDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DerivativeFinancialInstrumentsNatureandAmountofCollateralReceivedFromandPostedToOurDerivativeCounterpartiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_c4baafe4-698c-423b-a385-91db57f0606c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_ab39db7b-3c4d-420b-9615-4b07c2e8930c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_c4baafe4-698c-423b-a385-91db57f0606c" xlink:to="loc_us-gaap_DerivativeTable_ab39db7b-3c4d-420b-9615-4b07c2e8930c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_63818984-feb4-4c60-8169-27442b1ad061" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_ab39db7b-3c4d-420b-9615-4b07c2e8930c" xlink:to="loc_us-gaap_FinancialInstrumentAxis_63818984-feb4-4c60-8169-27442b1ad061" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_997e49d1-1630-4097-b76c-b81ede8290f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentAxis_63818984-feb4-4c60-8169-27442b1ad061" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_997e49d1-1630-4097-b76c-b81ede8290f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashMember_19518039-b757-4ea3-b24a-073e78e72b0f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_997e49d1-1630-4097-b76c-b81ede8290f4" xlink:to="loc_us-gaap_CashMember_19518039-b757-4ea3-b24a-073e78e72b0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_f5082c88-6c89-4b61-9a95-edd69ed86d70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_997e49d1-1630-4097-b76c-b81ede8290f4" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_f5082c88-6c89-4b61-9a95-edd69ed86d70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_7f818161-5036-43d0-8be9-8f3ff26020af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_ab39db7b-3c4d-420b-9615-4b07c2e8930c" xlink:to="loc_us-gaap_DerivativeLineItems_7f818161-5036-43d0-8be9-8f3ff26020af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnCash_15486c73-b85f-4f55-908b-d4229d1a0a68" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_7f818161-5036-43d0-8be9-8f3ff26020af" xlink:to="loc_us-gaap_DerivativeCollateralObligationToReturnCash_15486c73-b85f-4f55-908b-d4229d1a0a68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCollateralObligationToReturnSecurities_39410905-e9d9-48e0-ba01-a330bdb8cb14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnSecurities"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_7f818161-5036-43d0-8be9-8f3ff26020af" xlink:to="loc_us-gaap_DerivativeCollateralObligationToReturnSecurities_39410905-e9d9-48e0-ba01-a330bdb8cb14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/NotionalAmountsforEachCategoryofDerivativeActivityDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#NotionalAmountsforEachCategoryofDerivativeActivityDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/NotionalAmountsforEachCategoryofDerivativeActivityDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_NotionalAmountsForEachCategoryOfDerivativeActivityAbstract_79906ed5-198f-4bfc-ab51-611134059bc6" xlink:href="unm-20200930.xsd#unm_NotionalAmountsForEachCategoryOfDerivativeActivityAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_3857c427-78cf-4d9e-8d36-3fc00eacffda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_NotionalAmountsForEachCategoryOfDerivativeActivityAbstract_79906ed5-198f-4bfc-ab51-611134059bc6" xlink:to="loc_us-gaap_DerivativeTable_3857c427-78cf-4d9e-8d36-3fc00eacffda" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_353ffda5-919e-488f-9e77-a66c9311d0d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_3857c427-78cf-4d9e-8d36-3fc00eacffda" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_353ffda5-919e-488f-9e77-a66c9311d0d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_58b37457-89d9-484e-8543-4f5efb91b62c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_353ffda5-919e-488f-9e77-a66c9311d0d6" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_58b37457-89d9-484e-8543-4f5efb91b62c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_85d00621-2c8e-4311-810a-ab9dbfeffade" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_58b37457-89d9-484e-8543-4f5efb91b62c" xlink:to="loc_us-gaap_InterestRateSwapMember_85d00621-2c8e-4311-810a-ab9dbfeffade" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_4989793a-8501-44b3-9aee-23cdaa4cde3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditRiskContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_58b37457-89d9-484e-8543-4f5efb91b62c" xlink:to="loc_us-gaap_CreditRiskContractMember_4989793a-8501-44b3-9aee-23cdaa4cde3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForwardContractsMember_e80c3859-710a-40df-9bed-029eed5f16c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForwardContractsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_58b37457-89d9-484e-8543-4f5efb91b62c" xlink:to="loc_us-gaap_ForwardContractsMember_e80c3859-710a-40df-9bed-029eed5f16c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InterestRateDerivativesContractTypeAxis_201e47b9-db47-45a5-a9fa-02b7b104c637" xlink:href="unm-20200930.xsd#unm_InterestRateDerivativesContractTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_3857c427-78cf-4d9e-8d36-3fc00eacffda" xlink:to="loc_unm_InterestRateDerivativesContractTypeAxis_201e47b9-db47-45a5-a9fa-02b7b104c637" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InterestRateDerivativeContractTypeDomain_32ac1058-7140-472c-8014-fd4b5d03d7e0" xlink:href="unm-20200930.xsd#unm_InterestRateDerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativesContractTypeAxis_201e47b9-db47-45a5-a9fa-02b7b104c637" xlink:to="loc_unm_InterestRateDerivativeContractTypeDomain_32ac1058-7140-472c-8014-fd4b5d03d7e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember_c41fe1de-e61b-4763-83d0-98a6b3ee58f6" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativeContractTypeDomain_32ac1058-7140-472c-8014-fd4b5d03d7e0" xlink:to="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember_c41fe1de-e61b-4763-83d0-98a6b3ee58f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember_4af232cf-b229-493b-b777-0e3fd9e03155" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativeContractTypeDomain_32ac1058-7140-472c-8014-fd4b5d03d7e0" xlink:to="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember_4af232cf-b229-493b-b777-0e3fd9e03155" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesByContractTypeAxis_0917ebaf-963d-4d4f-9d0c-c958c55f5db6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDerivativesByContractTypeAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_3857c427-78cf-4d9e-8d36-3fc00eacffda" xlink:to="loc_us-gaap_CreditDerivativesByContractTypeAxis_0917ebaf-963d-4d4f-9d0c-c958c55f5db6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesContractTypeDomain_a8b9a0ba-58f0-4a32-aa63-7d97043dc9f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDerivativesContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditDerivativesByContractTypeAxis_0917ebaf-963d-4d4f-9d0c-c958c55f5db6" xlink:to="loc_us-gaap_CreditDerivativesContractTypeDomain_a8b9a0ba-58f0-4a32-aa63-7d97043dc9f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDefaultSwapMember_340ef0d9-f6fc-4eae-9e3d-db313569d93f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDefaultSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditDerivativesContractTypeDomain_a8b9a0ba-58f0-4a32-aa63-7d97043dc9f9" xlink:to="loc_us-gaap_CreditDefaultSwapMember_340ef0d9-f6fc-4eae-9e3d-db313569d93f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_3857c427-78cf-4d9e-8d36-3fc00eacffda" xlink:to="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_3b3cdfb4-39a7-4753-9c45-7a222c91fcf1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:to="loc_us-gaap_DerivativeNotionalAmount_3b3cdfb4-39a7-4753-9c45-7a222c91fcf1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NotionalAmountOfDerivativesAdditions_5c062aad-b2d6-4637-bc0f-0a58d7ade397" xlink:href="unm-20200930.xsd#unm_NotionalAmountOfDerivativesAdditions"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:to="loc_unm_NotionalAmountOfDerivativesAdditions_5c062aad-b2d6-4637-bc0f-0a58d7ade397" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NotionalAmountOfDerivativesTerminations_0d22e93b-6a80-404e-a073-21746619a17c" xlink:href="unm-20200930.xsd#unm_NotionalAmountOfDerivativesTerminations"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:to="loc_unm_NotionalAmountOfDerivativesTerminations_0d22e93b-6a80-404e-a073-21746619a17c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NotionalAmountOfDerivativesForeignCurrency_cb25635d-c107-40c0-b8fe-3c0246996686" xlink:href="unm-20200930.xsd#unm_NotionalAmountOfDerivativesForeignCurrency"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:to="loc_unm_NotionalAmountOfDerivativesForeignCurrency_cb25635d-c107-40c0-b8fe-3c0246996686" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_c7aa17e3-b12b-4205-8301-b80780cabff8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_81acb54c-98ec-4a0d-bf84-a7cd2f5fae5c" xlink:to="loc_us-gaap_DerivativeNotionalAmount_c7aa17e3-b12b-4205-8301-b80780cabff8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DerivativeFinancialInstrumentsFairValueHedgesCarryingAmountofHedgedAssetsandLiabilitiesandCumulativeBasisAdjustmentsDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#DerivativeFinancialInstrumentsFairValueHedgesCarryingAmountofHedgedAssetsandLiabilitiesandCumulativeBasisAdjustmentsDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DerivativeFinancialInstrumentsFairValueHedgesCarryingAmountofHedgedAssetsandLiabilitiesandCumulativeBasisAdjustmentsDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_f6cf6728-9a56-4bdc-959b-a2d30bfaa903" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_f6cf6728-9a56-4bdc-959b-a2d30bfaa903" xlink:to="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_b3b95b33-df0f-48b7-9ada-3d926170d237" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_b3b95b33-df0f-48b7-9ada-3d926170d237" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_13c57c37-45b1-4d13-8d95-e22df9f75f42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b3b95b33-df0f-48b7-9ada-3d926170d237" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_13c57c37-45b1-4d13-8d95-e22df9f75f42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_4e90efc2-c4dc-49cf-9120-e7d4f62bdb2f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_13c57c37-45b1-4d13-8d95-e22df9f75f42" xlink:to="loc_us-gaap_InterestRateSwapMember_4e90efc2-c4dc-49cf-9120-e7d4f62bdb2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_09ae23d6-0ac5-4845-a0c0-270b27686da6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_09ae23d6-0ac5-4845-a0c0-270b27686da6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_26729726-ec1e-46fe-9501-eafb04181f5a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_09ae23d6-0ac5-4845-a0c0-270b27686da6" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_26729726-ec1e-46fe-9501-eafb04181f5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_bf335a69-af47-4a8e-b048-0691bbf635b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_26729726-ec1e-46fe-9501-eafb04181f5a" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_bf335a69-af47-4a8e-b048-0691bbf635b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMember_e6178b5b-2156-4a97-908c-057e87041120" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_26729726-ec1e-46fe-9501-eafb04181f5a" xlink:to="loc_us-gaap_LongTermDebtMember_e6178b5b-2156-4a97-908c-057e87041120" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InterestRateDerivativesContractTypeAxis_745524e8-de7a-474b-ae29-9f6405529286" xlink:href="unm-20200930.xsd#unm_InterestRateDerivativesContractTypeAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:to="loc_unm_InterestRateDerivativesContractTypeAxis_745524e8-de7a-474b-ae29-9f6405529286" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InterestRateDerivativeContractTypeDomain_d3d100bd-06a5-4074-a69b-fc0b3d539cf0" xlink:href="unm-20200930.xsd#unm_InterestRateDerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativesContractTypeAxis_745524e8-de7a-474b-ae29-9f6405529286" xlink:to="loc_unm_InterestRateDerivativeContractTypeDomain_d3d100bd-06a5-4074-a69b-fc0b3d539cf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember_6b082b9c-1f02-4997-be74-25cccfb0334a" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativeContractTypeDomain_d3d100bd-06a5-4074-a69b-fc0b3d539cf0" xlink:to="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember_6b082b9c-1f02-4997-be74-25cccfb0334a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember_1c2e0d5b-388f-4e68-b2d7-9a8a2688e044" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativeContractTypeDomain_d3d100bd-06a5-4074-a69b-fc0b3d539cf0" xlink:to="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember_1c2e0d5b-388f-4e68-b2d7-9a8a2688e044" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_3c14d87c-bf90-4c11-9815-31becab78d63" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:to="loc_us-gaap_HedgingDesignationAxis_3c14d87c-bf90-4c11-9815-31becab78d63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_7c30000b-2627-4b21-a1d9-de98255bfb9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_3c14d87c-bf90-4c11-9815-31becab78d63" xlink:to="loc_us-gaap_HedgingDesignationDomain_7c30000b-2627-4b21-a1d9-de98255bfb9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_d2dec81d-cff0-449e-80f1-bea9c04be823" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_7c30000b-2627-4b21-a1d9-de98255bfb9f" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_d2dec81d-cff0-449e-80f1-bea9c04be823" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_09941fff-de08-4441-8959-37b1b32b01c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_09941fff-de08-4441-8959-37b1b32b01c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_3dab338b-208b-4dcc-bbd0-5306ba5387e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_09941fff-de08-4441-8959-37b1b32b01c7" xlink:to="loc_us-gaap_HedgingRelationshipDomain_3dab338b-208b-4dcc-bbd0-5306ba5387e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_b2bb9735-78bd-47d2-b6b3-618c4b8a9aeb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueHedgingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_3dab338b-208b-4dcc-bbd0-5306ba5387e3" xlink:to="loc_us-gaap_FairValueHedgingMember_b2bb9735-78bd-47d2-b6b3-618c4b8a9aeb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_8a86871e-d022-4cb0-b071-d1c3faa23faa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_5d784750-b5ef-46f8-b4b1-8577eff6021e" xlink:to="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_8a86871e-d022-4cb0-b071-d1c3faa23faa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgedAssetFairValueHedge_8c5321e7-7458-40f6-bf41-25b78629ddda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgedAssetFairValueHedge"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_8a86871e-d022-4cb0-b071-d1c3faa23faa" xlink:to="loc_us-gaap_HedgedAssetFairValueHedge_8c5321e7-7458-40f6-bf41-25b78629ddda" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgedAssetFairValueHedgeCumulativeIncreaseDecrease_5a62ae3e-15e1-40f0-9e1c-09b248229bcf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgedAssetFairValueHedgeCumulativeIncreaseDecrease"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_8a86871e-d022-4cb0-b071-d1c3faa23faa" xlink:to="loc_us-gaap_HedgedAssetFairValueHedgeCumulativeIncreaseDecrease_5a62ae3e-15e1-40f0-9e1c-09b248229bcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgedLiabilityFairValueHedge_b2d09d4f-329f-45ed-88d9-3bce292276ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgedLiabilityFairValueHedge"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_8a86871e-d022-4cb0-b071-d1c3faa23faa" xlink:to="loc_us-gaap_HedgedLiabilityFairValueHedge_b2d09d4f-329f-45ed-88d9-3bce292276ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease_23047752-59ae-414e-8c0d-99f28c24eb63" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_8a86871e-d022-4cb0-b071-d1c3faa23faa" xlink:to="loc_us-gaap_HedgedLiabilityFairValueHedgeCumulativeIncreaseDecrease_23047752-59ae-414e-8c0d-99f28c24eb63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LocationandFairValuesofDerivativeFinancialInstrumentsDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#LocationandFairValuesofDerivativeFinancialInstrumentsDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LocationandFairValuesofDerivativeFinancialInstrumentsDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_LocationAndFairValuesOfDerivativeFinancialInstrumentsAbstract_523d40e5-2810-4faa-a273-7244dddf470a" xlink:href="unm-20200930.xsd#unm_LocationAndFairValuesOfDerivativeFinancialInstrumentsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_LocationAndFairValuesOfDerivativeFinancialInstrumentsAbstract_523d40e5-2810-4faa-a273-7244dddf470a" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_91a3f31c-8237-4ee8-929e-9d0c0d4aae65" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:to="loc_us-gaap_HedgingDesignationAxis_91a3f31c-8237-4ee8-929e-9d0c0d4aae65" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_08a18d7f-59ad-4ca4-a99a-d7612712e523" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_91a3f31c-8237-4ee8-929e-9d0c0d4aae65" xlink:to="loc_us-gaap_HedgingDesignationDomain_08a18d7f-59ad-4ca4-a99a-d7612712e523" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_c5cba782-0a17-4193-a905-a14fc6c203e8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_08a18d7f-59ad-4ca4-a99a-d7612712e523" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_c5cba782-0a17-4193-a905-a14fc6c203e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_0a1fc297-2221-4974-b3b8-ab67e6e71235" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NondesignatedMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_08a18d7f-59ad-4ca4-a99a-d7612712e523" xlink:to="loc_us-gaap_NondesignatedMember_0a1fc297-2221-4974-b3b8-ab67e6e71235" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_566b49e9-ba6d-4c81-a1c0-7b852587e218" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_566b49e9-ba6d-4c81-a1c0-7b852587e218" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_e0a45365-3c24-4362-b7ab-8a226c8e736c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_566b49e9-ba6d-4c81-a1c0-7b852587e218" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_e0a45365-3c24-4362-b7ab-8a226c8e736c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestmentsMember_a4fcfb5d-ce54-4a87-b579-833614fb9dde" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_e0a45365-3c24-4362-b7ab-8a226c8e736c" xlink:to="loc_us-gaap_OtherLongTermInvestmentsMember_a4fcfb5d-ce54-4a87-b579-833614fb9dde" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesMember_0327d1e2-3414-4e0f-b575-e999de16e3c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_e0a45365-3c24-4362-b7ab-8a226c8e736c" xlink:to="loc_us-gaap_OtherLiabilitiesMember_0327d1e2-3414-4e0f-b575-e999de16e3c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_b8742a48-0ffa-4d97-9a88-0486c33d3ad6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_b8742a48-0ffa-4d97-9a88-0486c33d3ad6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b8742a48-0ffa-4d97-9a88-0486c33d3ad6" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForwardContractsMember_70710184-713c-4961-bf5c-6969d6e57cf6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForwardContractsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:to="loc_us-gaap_ForwardContractsMember_70710184-713c-4961-bf5c-6969d6e57cf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_b0e3e71b-6afa-4f85-8f87-7021f8e4bbf3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:to="loc_us-gaap_ForeignExchangeContractMember_b0e3e71b-6afa-4f85-8f87-7021f8e4bbf3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_296f6312-a789-46ac-8fde-3068aae9b7ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:to="loc_us-gaap_InterestRateSwapMember_296f6312-a789-46ac-8fde-3068aae9b7ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_d37f61fc-f403-4610-a6d5-de934d32cb1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditRiskContractMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:to="loc_us-gaap_CreditRiskContractMember_d37f61fc-f403-4610-a6d5-de934d32cb1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_1d95a0d7-3eae-4c73-bb4a-1fa89215793d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeFinancialInstrumentsMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_1a7ba3bb-2107-4079-a282-853af1b31e68" xlink:to="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_1d95a0d7-3eae-4c73-bb4a-1fa89215793d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_12872017-ca98-4022-9ef5-f8cb56f8c9fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_12872017-ca98-4022-9ef5-f8cb56f8c9fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_b2825148-89e8-4a11-8d38-a64dd5dcced7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_12872017-ca98-4022-9ef5-f8cb56f8c9fe" xlink:to="loc_us-gaap_HedgingRelationshipDomain_b2825148-89e8-4a11-8d38-a64dd5dcced7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_dd62cfff-d6b6-4712-bfec-547d52d52745" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashFlowHedgingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_b2825148-89e8-4a11-8d38-a64dd5dcced7" xlink:to="loc_us-gaap_CashFlowHedgingMember_dd62cfff-d6b6-4712-bfec-547d52d52745" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_b70118e6-d1d5-4158-a786-b31e84138ec4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueHedgingMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_b2825148-89e8-4a11-8d38-a64dd5dcced7" xlink:to="loc_us-gaap_FairValueHedgingMember_b70118e6-d1d5-4158-a786-b31e84138ec4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_26bdbbe0-aca8-4fe4-834b-2e1ae9b0bd25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLineItems"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_c244939f-6565-4876-8b6a-b2cb1df16eeb" xlink:to="loc_us-gaap_DerivativeLineItems_26bdbbe0-aca8-4fe4-834b-2e1ae9b0bd25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_b178d6d8-29d6-4d04-a6e6-863b9234133c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_26bdbbe0-aca8-4fe4-834b-2e1ae9b0bd25" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_b178d6d8-29d6-4d04-a6e6-863b9234133c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_bb1bcf4f-690d-4185-a701-ec38131c55d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_26bdbbe0-aca8-4fe4-834b-2e1ae9b0bd25" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_bb1bcf4f-690d-4185-a701-ec38131c55d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DerivativeFinancialInstrumentsLocationofGainsandLossesDesignatedasHedgingInstrumentsConsolidatedStatementsofIncomeDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#DerivativeFinancialInstrumentsLocationofGainsandLossesDesignatedasHedgingInstrumentsConsolidatedStatementsofIncomeDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DerivativeFinancialInstrumentsLocationofGainsandLossesDesignatedasHedgingInstrumentsConsolidatedStatementsofIncomeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_09971245-e14a-4609-b82d-9c7a56585425" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_09971245-e14a-4609-b82d-9c7a56585425" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_a691d338-3282-414b-9eaf-6e6c986a35be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:to="loc_us-gaap_HedgingDesignationAxis_a691d338-3282-414b-9eaf-6e6c986a35be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_2e3e628c-b50e-4b9f-bfeb-cfd3ee3314ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_a691d338-3282-414b-9eaf-6e6c986a35be" xlink:to="loc_us-gaap_HedgingDesignationDomain_2e3e628c-b50e-4b9f-bfeb-cfd3ee3314ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_01a5c849-6e1f-4274-83ce-57626ce85cad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_2e3e628c-b50e-4b9f-bfeb-cfd3ee3314ad" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_01a5c849-6e1f-4274-83ce-57626ce85cad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_16baaff2-73cd-4340-9303-f1030ee5723b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_16baaff2-73cd-4340-9303-f1030ee5723b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_79154611-d8f0-453c-8a0b-f8ec6cb2e318" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_16baaff2-73cd-4340-9303-f1030ee5723b" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_79154611-d8f0-453c-8a0b-f8ec6cb2e318" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_7638e504-0a9b-4a73-9440-69b172a5edc1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_79154611-d8f0-453c-8a0b-f8ec6cb2e318" xlink:to="loc_us-gaap_InterestRateSwapMember_7638e504-0a9b-4a73-9440-69b172a5edc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_6c74d797-ec6d-494b-b656-ecaaf426d745" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_79154611-d8f0-453c-8a0b-f8ec6cb2e318" xlink:to="loc_us-gaap_ForeignExchangeContractMember_6c74d797-ec6d-494b-b656-ecaaf426d745" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_9b6e7016-8d51-4165-9ba5-e788cbbda606" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_9b6e7016-8d51-4165-9ba5-e788cbbda606" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_b3a2aa0b-f81a-49e9-aa44-92cf6426041b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_9b6e7016-8d51-4165-9ba5-e788cbbda606" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_b3a2aa0b-f81a-49e9-aa44-92cf6426041b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeMember_825009e1-77a4-4a20-a32d-6f31604f3806" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_b3a2aa0b-f81a-49e9-aa44-92cf6426041b" xlink:to="loc_us-gaap_InvestmentIncomeMember_825009e1-77a4-4a20-a32d-6f31604f3806" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestmentsMember1_e5579e11-8c46-4e65-88c7-47c30236e9ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestmentsMember1"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_b3a2aa0b-f81a-49e9-aa44-92cf6426041b" xlink:to="loc_us-gaap_GainLossOnInvestmentsMember1_e5579e11-8c46-4e65-88c7-47c30236e9ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseMember_e0e5c16c-ee26-4434-b86a-c29cbbb5e00e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpenseMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_b3a2aa0b-f81a-49e9-aa44-92cf6426041b" xlink:to="loc_us-gaap_InterestExpenseMember_e0e5c16c-ee26-4434-b86a-c29cbbb5e00e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_0d16c06f-8a05-4da0-aaf4-46d9de30ca2f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_0d16c06f-8a05-4da0-aaf4-46d9de30ca2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_dda31450-d44d-4343-a94e-86bca40de85d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_0d16c06f-8a05-4da0-aaf4-46d9de30ca2f" xlink:to="loc_us-gaap_HedgingRelationshipDomain_dda31450-d44d-4343-a94e-86bca40de85d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_55d58ce2-e2d8-4b96-9cd0-563465581cb5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashFlowHedgingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_dda31450-d44d-4343-a94e-86bca40de85d" xlink:to="loc_us-gaap_CashFlowHedgingMember_55d58ce2-e2d8-4b96-9cd0-563465581cb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_3466605d-7530-48c0-b1d7-dc106e519d86" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueHedgingMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_dda31450-d44d-4343-a94e-86bca40de85d" xlink:to="loc_us-gaap_FairValueHedgingMember_3466605d-7530-48c0-b1d7-dc106e519d86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_d0d41f0c-3e96-41c3-b8a7-e3976b671f92" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_0ca1c375-4028-42bb-90e0-bad49930f351" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_d0d41f0c-3e96-41c3-b8a7-e3976b671f92" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_e8ac95a2-14a6-4a8e-b836-04b9a87caa9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetInvestmentIncome"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_d0d41f0c-3e96-41c3-b8a7-e3976b671f92" xlink:to="loc_us-gaap_NetInvestmentIncome_e8ac95a2-14a6-4a8e-b836-04b9a87caa9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_724f176f-d4f3-4d29-8d54-6a680176b272" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestments"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_d0d41f0c-3e96-41c3-b8a7-e3976b671f92" xlink:to="loc_us-gaap_GainLossOnInvestments_724f176f-d4f3-4d29-8d54-6a680176b272" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense_a2f56269-898f-4c09-80d7-2bc264763e38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_d0d41f0c-3e96-41c3-b8a7-e3976b671f92" xlink:to="loc_us-gaap_InterestAndDebtExpense_a2f56269-898f-4c09-80d7-2bc264763e38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_b24c074b-43bb-4562-84ce-609eae0e72fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_d0d41f0c-3e96-41c3-b8a7-e3976b671f92" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_b24c074b-43bb-4562-84ce-609eae0e72fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LocationofGainsandLossesonDerivativeInstrumentsDesignatedasCashFlowHedgingInstrumentsDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#LocationofGainsandLossesonDerivativeInstrumentsDesignatedasCashFlowHedgingInstrumentsDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LocationofGainsandLossesonDerivativeInstrumentsDesignatedasCashFlowHedgingInstrumentsDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_LocationOfGainsAndLossesOnDerivativeFinancialInstrumentsDesignatedAsCashFlowHedgingInstrumentsAbstract_e005e390-26dc-4a90-8c8f-c832d82af142" xlink:href="unm-20200930.xsd#unm_LocationOfGainsAndLossesOnDerivativeFinancialInstrumentsDesignatedAsCashFlowHedgingInstrumentsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_f28243eb-8ee8-491c-8ab7-92f88c2ca104" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_LocationOfGainsAndLossesOnDerivativeFinancialInstrumentsDesignatedAsCashFlowHedgingInstrumentsAbstract_e005e390-26dc-4a90-8c8f-c832d82af142" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_f28243eb-8ee8-491c-8ab7-92f88c2ca104" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_4465561e-5f31-43c5-b77f-8844b2eabfb4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_f28243eb-8ee8-491c-8ab7-92f88c2ca104" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_4465561e-5f31-43c5-b77f-8844b2eabfb4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_44e241ec-5071-4901-981b-ff38ab6aa09e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_4465561e-5f31-43c5-b77f-8844b2eabfb4" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_44e241ec-5071-4901-981b-ff38ab6aa09e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_e5879e03-aed1-41f1-874f-ac4b0056585b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_44e241ec-5071-4901-981b-ff38ab6aa09e" xlink:to="loc_us-gaap_InterestRateSwapMember_e5879e03-aed1-41f1-874f-ac4b0056585b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_4f0b347c-4f1c-4e33-a5e7-7c33e245db46" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_44e241ec-5071-4901-981b-ff38ab6aa09e" xlink:to="loc_us-gaap_ForeignExchangeContractMember_4f0b347c-4f1c-4e33-a5e7-7c33e245db46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_d73a9b4f-22c8-4e22-b0a5-cfdf51674ac3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_f28243eb-8ee8-491c-8ab7-92f88c2ca104" xlink:to="loc_us-gaap_HedgingDesignationAxis_d73a9b4f-22c8-4e22-b0a5-cfdf51674ac3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_123937ab-1d47-44e8-b7ad-fc81cd619c91" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_d73a9b4f-22c8-4e22-b0a5-cfdf51674ac3" xlink:to="loc_us-gaap_HedgingDesignationDomain_123937ab-1d47-44e8-b7ad-fc81cd619c91" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_d0133a14-c92f-43cc-8bd1-7aa1d39ec9e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_123937ab-1d47-44e8-b7ad-fc81cd619c91" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_d0133a14-c92f-43cc-8bd1-7aa1d39ec9e4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_50a53da0-e2d7-414e-8994-b4bc94d3e7bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_f28243eb-8ee8-491c-8ab7-92f88c2ca104" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_50a53da0-e2d7-414e-8994-b4bc94d3e7bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_d6640784-9432-49db-a67e-3eb539921865" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_50a53da0-e2d7-414e-8994-b4bc94d3e7bc" xlink:to="loc_us-gaap_HedgingRelationshipDomain_d6640784-9432-49db-a67e-3eb539921865" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_4c777dd2-e945-406c-9fbe-b2a84168be8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashFlowHedgingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_d6640784-9432-49db-a67e-3eb539921865" xlink:to="loc_us-gaap_CashFlowHedgingMember_4c777dd2-e945-406c-9fbe-b2a84168be8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_29ed7a1e-4e09-4af0-87bb-eb8ac748f353" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_f28243eb-8ee8-491c-8ab7-92f88c2ca104" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_29ed7a1e-4e09-4af0-87bb-eb8ac748f353" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_54fddc54-ee36-4fea-a5e1-658e3ab7755d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_29ed7a1e-4e09-4af0-87bb-eb8ac748f353" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax_54fddc54-ee36-4fea-a5e1-658e3ab7755d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/GainsandLossesonDerivativesNotDesignatedasHedgingInstrumentsDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#GainsandLossesonDerivativesNotDesignatedasHedgingInstrumentsDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/GainsandLossesonDerivativesNotDesignatedasHedgingInstrumentsDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNetAbstract_1c7a9307-73a7-404b-b0d3-39362124cec7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNetAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_74b4d2f6-8ba2-4eff-a578-78a81d604601" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNetAbstract_1c7a9307-73a7-404b-b0d3-39362124cec7" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_74b4d2f6-8ba2-4eff-a578-78a81d604601" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_257075b0-5b17-4603-8efa-0ec8c1d016f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_74b4d2f6-8ba2-4eff-a578-78a81d604601" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_257075b0-5b17-4603-8efa-0ec8c1d016f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_a44e8924-242e-415e-8320-d4ea1b2692b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_257075b0-5b17-4603-8efa-0ec8c1d016f1" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_a44e8924-242e-415e-8320-d4ea1b2692b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDefaultSwapMember_93ee8ab4-620c-4c52-b40b-3c1f84f3d6db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDefaultSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_a44e8924-242e-415e-8320-d4ea1b2692b2" xlink:to="loc_us-gaap_CreditDefaultSwapMember_93ee8ab4-620c-4c52-b40b-3c1f84f3d6db" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_31bd8007-ebce-4460-a2a8-d896cac73cce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_a44e8924-242e-415e-8320-d4ea1b2692b2" xlink:to="loc_us-gaap_InterestRateSwapMember_31bd8007-ebce-4460-a2a8-d896cac73cce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_9e97719e-a9d9-47a2-9f80-43abd028a111" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_a44e8924-242e-415e-8320-d4ea1b2692b2" xlink:to="loc_us-gaap_ForeignExchangeContractMember_9e97719e-a9d9-47a2-9f80-43abd028a111" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_5413966d-20a2-4db1-9dce-0c115f334fdf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmbeddedDerivativeFinancialInstrumentsMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_a44e8924-242e-415e-8320-d4ea1b2692b2" xlink:to="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_5413966d-20a2-4db1-9dce-0c115f334fdf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_91423d81-8327-440b-a2d0-a5de57b60edd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_74b4d2f6-8ba2-4eff-a578-78a81d604601" xlink:to="loc_us-gaap_HedgingDesignationAxis_91423d81-8327-440b-a2d0-a5de57b60edd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_1138096d-c7f6-4b78-8a13-af74cfbf51ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_91423d81-8327-440b-a2d0-a5de57b60edd" xlink:to="loc_us-gaap_HedgingDesignationDomain_1138096d-c7f6-4b78-8a13-af74cfbf51ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_f96d8ba7-6f1d-4601-b1ae-8733f3990902" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NondesignatedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_1138096d-c7f6-4b78-8a13-af74cfbf51ff" xlink:to="loc_us-gaap_NondesignatedMember_f96d8ba7-6f1d-4601-b1ae-8733f3990902" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_0baaf279-8cae-4196-a8f7-e6bf8f002c16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_74b4d2f6-8ba2-4eff-a578-78a81d604601" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_0baaf279-8cae-4196-a8f7-e6bf8f002c16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_f31fb828-96c4-40d0-bc73-3b37d50d4a82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_0baaf279-8cae-4196-a8f7-e6bf8f002c16" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_f31fb828-96c4-40d0-bc73-3b37d50d4a82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DerivativeFinancialInstrumentsAdditionalInformationDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#DerivativeFinancialInstrumentsAdditionalInformationDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DerivativeFinancialInstrumentsAdditionalInformationDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsAdditionalInformationAbstract_f80523e7-b33c-4f0a-a687-60e7630061fb" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsAdditionalInformationAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DerivativeFinancialInstrumentsAdditionalInformationAbstract_f80523e7-b33c-4f0a-a687-60e7630061fb" xlink:to="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InterestRateDerivativesContractTypeAxis_d9bfd965-c533-4344-a575-baa7c2fa3f78" xlink:href="unm-20200930.xsd#unm_InterestRateDerivativesContractTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_unm_InterestRateDerivativesContractTypeAxis_d9bfd965-c533-4344-a575-baa7c2fa3f78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_InterestRateDerivativeContractTypeDomain_a91de0e8-5a39-42a1-97cb-4b8bc9d3e9b1" xlink:href="unm-20200930.xsd#unm_InterestRateDerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativesContractTypeAxis_d9bfd965-c533-4344-a575-baa7c2fa3f78" xlink:to="loc_unm_InterestRateDerivativeContractTypeDomain_a91de0e8-5a39-42a1-97cb-4b8bc9d3e9b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember_2caca943-129f-41e1-bedc-bbd2604b00d8" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativeContractTypeDomain_a91de0e8-5a39-42a1-97cb-4b8bc9d3e9b1" xlink:to="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayFixedMember_2caca943-129f-41e1-bedc-bbd2604b00d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember_96f70899-7c89-4178-83ed-8e7fcf9dbdf5" xlink:href="unm-20200930.xsd#unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_InterestRateDerivativeContractTypeDomain_a91de0e8-5a39-42a1-97cb-4b8bc9d3e9b1" xlink:to="loc_unm_DerivativeFinancialInstrumentsReceiveFixedPayVariableMember_96f70899-7c89-4178-83ed-8e7fcf9dbdf5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CreditExposureAxis_6668eeb8-3dfa-4605-bd66-6647f92fae11" xlink:href="unm-20200930.xsd#unm_CreditExposureAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_unm_CreditExposureAxis_6668eeb8-3dfa-4605-bd66-6647f92fae11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CreditExposureDomain_553a6c7e-4ed2-44b2-a54c-eb367dc289a8" xlink:href="unm-20200930.xsd#unm_CreditExposureDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_CreditExposureAxis_6668eeb8-3dfa-4605-bd66-6647f92fae11" xlink:to="loc_unm_CreditExposureDomain_553a6c7e-4ed2-44b2-a54c-eb367dc289a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CreditExposureMember_9aa18ee8-bc29-4f74-b6ff-6d7c74f33f20" xlink:href="unm-20200930.xsd#unm_CreditExposureMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_CreditExposureDomain_553a6c7e-4ed2-44b2-a54c-eb367dc289a8" xlink:to="loc_unm_CreditExposureMember_9aa18ee8-bc29-4f74-b6ff-6d7c74f33f20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_e410a2a1-9838-442c-840b-48218ccd659d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_e410a2a1-9838-442c-840b-48218ccd659d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_76235e49-d272-4cd4-b23d-55de6f6a0063" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_e410a2a1-9838-442c-840b-48218ccd659d" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_76235e49-d272-4cd4-b23d-55de6f6a0063" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_3a8f1d3f-cc94-4faa-9e78-60bca54a37cb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_76235e49-d272-4cd4-b23d-55de6f6a0063" xlink:to="loc_us-gaap_InterestRateSwapMember_3a8f1d3f-cc94-4faa-9e78-60bca54a37cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_3b5434ea-7165-48ad-8208-c2a5d34c3116" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditRiskContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_76235e49-d272-4cd4-b23d-55de6f6a0063" xlink:to="loc_us-gaap_CreditRiskContractMember_3b5434ea-7165-48ad-8208-c2a5d34c3116" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForwardContractsMember_d4933a5c-57bb-4297-ba3c-4e92b3bc0596" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForwardContractsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_76235e49-d272-4cd4-b23d-55de6f6a0063" xlink:to="loc_us-gaap_ForwardContractsMember_d4933a5c-57bb-4297-ba3c-4e92b3bc0596" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_1fb0181d-ba99-4979-ac72-dc1cadfd98e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_76235e49-d272-4cd4-b23d-55de6f6a0063" xlink:to="loc_us-gaap_ForeignExchangeContractMember_1fb0181d-ba99-4979-ac72-dc1cadfd98e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_07223acb-1e85-4894-8b76-13d74256a26e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_07223acb-1e85-4894-8b76-13d74256a26e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_f40ffbe3-90ef-459c-8233-114ff19c71fa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_07223acb-1e85-4894-8b76-13d74256a26e" xlink:to="loc_us-gaap_HedgingRelationshipDomain_f40ffbe3-90ef-459c-8233-114ff19c71fa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_ded6e73e-ade8-4429-a2f7-de03a20e6ba9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashFlowHedgingMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_f40ffbe3-90ef-459c-8233-114ff19c71fa" xlink:to="loc_us-gaap_CashFlowHedgingMember_ded6e73e-ade8-4429-a2f7-de03a20e6ba9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_23bd0f2d-4ff2-40ee-89e5-e205e5ea7f3e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueHedgingMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingRelationshipDomain_f40ffbe3-90ef-459c-8233-114ff19c71fa" xlink:to="loc_us-gaap_FairValueHedgingMember_23bd0f2d-4ff2-40ee-89e5-e205e5ea7f3e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesByContractTypeAxis_9c17db70-fb54-4f14-87d8-2f509ab02f86" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDerivativesByContractTypeAxis"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_CreditDerivativesByContractTypeAxis_9c17db70-fb54-4f14-87d8-2f509ab02f86" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesContractTypeDomain_a9bbdbee-adbc-4e4d-b293-465190e6e9a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDerivativesContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditDerivativesByContractTypeAxis_9c17db70-fb54-4f14-87d8-2f509ab02f86" xlink:to="loc_us-gaap_CreditDerivativesContractTypeDomain_a9bbdbee-adbc-4e4d-b293-465190e6e9a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDefaultSwapMember_99924f09-4a2f-4e1e-b9ca-28f7523c527a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditDefaultSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CreditDerivativesContractTypeDomain_a9bbdbee-adbc-4e4d-b293-465190e6e9a8" xlink:to="loc_us-gaap_CreditDefaultSwapMember_99924f09-4a2f-4e1e-b9ca-28f7523c527a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_680cf7f3-0dc9-4516-99f0-7c224e926d5e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_HedgingDesignationAxis_680cf7f3-0dc9-4516-99f0-7c224e926d5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_dc5abb07-5987-4cf2-9c0e-1e30270ce173" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_680cf7f3-0dc9-4516-99f0-7c224e926d5e" xlink:to="loc_us-gaap_HedgingDesignationDomain_dc5abb07-5987-4cf2-9c0e-1e30270ce173" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_5aae9f6e-2685-4e7a-bfa1-2482883f8e90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_dc5abb07-5987-4cf2-9c0e-1e30270ce173" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_5aae9f6e-2685-4e7a-bfa1-2482883f8e90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_f8fda080-b8b1-48eb-9914-910553fcdb0e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NondesignatedMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_dc5abb07-5987-4cf2-9c0e-1e30270ce173" xlink:to="loc_us-gaap_NondesignatedMember_f8fda080-b8b1-48eb-9914-910553fcdb0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAxis_7e78b955-673c-4d12-9a62-98d20dc364b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExtinguishmentOfDebtAxis"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAxis_7e78b955-673c-4d12-9a62-98d20dc364b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_81bfeae7-6776-4f8a-b507-d4bd3a8415f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ExtinguishmentOfDebtAxis_7e78b955-673c-4d12-9a62-98d20dc364b0" xlink:to="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_81bfeae7-6776-4f8a-b507-d4bd3a8415f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_df82d349-2049-4fbd-b75f-048dcfb7ba4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_df82d349-2049-4fbd-b75f-048dcfb7ba4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_7aac3741-5d02-4924-a996-8df699add255" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_df82d349-2049-4fbd-b75f-048dcfb7ba4d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_7aac3741-5d02-4924-a996-8df699add255" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermInvestmentsMember_7135453d-4e16-47e5-9f1e-70553c75fdca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLongTermInvestmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_7aac3741-5d02-4924-a996-8df699add255" xlink:to="loc_us-gaap_OtherLongTermInvestmentsMember_7135453d-4e16-47e5-9f1e-70553c75fdca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesMember_507bee57-6376-4ead-a4d0-2c6a79d293c5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_7aac3741-5d02-4924-a996-8df699add255" xlink:to="loc_us-gaap_OtherLiabilitiesMember_507bee57-6376-4ead-a4d0-2c6a79d293c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLineItems"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeTable_5a4eb41b-8c11-4984-a4bf-3e3cb9765c6a" xlink:to="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueConcentrationOfRiskDerivativeFinancialInstrumentsAssets_b5b7a106-ddac-4dc0-a597-7b8e672a0715" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueConcentrationOfRiskDerivativeFinancialInstrumentsAssets"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_FairValueConcentrationOfRiskDerivativeFinancialInstrumentsAssets_b5b7a106-ddac-4dc0-a597-7b8e672a0715" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_840db7d2-9637-422b-b5ac-7503ff9984b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNetLiabilityPositionAggregateFairValue"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_840db7d2-9637-422b-b5ac-7503ff9984b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths_06c4a638-cdac-4ed8-861c-f79a339687b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths_06c4a638-cdac-4ed8-861c-f79a339687b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet_3add84c9-75ec-419c-ab02-18de4feb0246" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet_3add84c9-75ec-419c-ab02-18de4feb0246" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossFromHedgedFirmCommitmentNotQualifyingAsFairValueHedgeNet_fe344f7d-d216-41e4-9a2e-785fc793b99a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossFromHedgedFirmCommitmentNotQualifyingAsFairValueHedgeNet"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_GainLossFromHedgedFirmCommitmentNotQualifyingAsFairValueHedgeNet_fe344f7d-d216-41e4-9a2e-785fc793b99a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_32126039-192b-407c-bf9b-683114904d24" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_DerivativeNotionalAmount_32126039-192b-407c-bf9b-683114904d24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_93cacda2-a592-4454-bcc3-1726db61dd3b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_93cacda2-a592-4454-bcc3-1726db61dd3b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NotionalAmountOfDerivativesAdditions_de720302-4b41-4de1-a249-609fcbe3f51b" xlink:href="unm-20200930.xsd#unm_NotionalAmountOfDerivativesAdditions"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_unm_NotionalAmountOfDerivativesAdditions_de720302-4b41-4de1-a249-609fcbe3f51b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NotionalAmountOfDerivativesTerminations_71c71141-3507-4e99-a775-0094d8b41a1b" xlink:href="unm-20200930.xsd#unm_NotionalAmountOfDerivativesTerminations"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_unm_NotionalAmountOfDerivativesTerminations_71c71141-3507-4e99-a775-0094d8b41a1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLossOnDerivative_57f4de85-f409-44ef-8356-3fb806add919" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLossOnDerivative"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_DerivativeLossOnDerivative_57f4de85-f409-44ef-8356-3fb806add919" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeCostOfHedge_e838b7fc-ed9f-4c46-9cc0-e9575c6c1e82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeCostOfHedge"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeLineItems_830fcc8a-40b4-427e-9507-5396fa3fa4e6" xlink:to="loc_us-gaap_DerivativeCostOfHedge_e838b7fc-ed9f-4c46-9cc0-e9575c6c1e82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:type="simple" xlink:href="unm-20200930.xsd#AccumulatedOtherComprehensiveIncomeLoss"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccumulatedOtherComprehensiveIncomeLoss" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_94c07ace-c7ba-4c0c-acb6-94c39b6d0ddf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNoteTextBlock_f97410f1-4c48-4a8b-ae44-b9ec14138a4c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNoteTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_94c07ace-c7ba-4c0c-acb6-94c39b6d0ddf" xlink:to="loc_us-gaap_ComprehensiveIncomeNoteTextBlock_f97410f1-4c48-4a8b-ae44-b9ec14138a4c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="simple" xlink:href="unm-20200930.xsd#AccumulatedOtherComprehensiveIncomeLossTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AccumulatedOtherComprehensiveIncomeLossTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_e996f08b-f09f-441b-a3f8-2688982be786" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_5968b318-be0f-495e-b142-902873d12b1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_e996f08b-f09f-441b-a3f8-2688982be786" xlink:to="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_5968b318-be0f-495e-b142-902873d12b1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock_08b8617c-e1d8-4e16-81da-48aa8d7b5834" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_e996f08b-f09f-441b-a3f8-2688982be786" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestmentsTableTextBlock_08b8617c-e1d8-4e16-81da-48aa8d7b5834" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_2cc4ebe1-57a1-40c2-8814-237459d33b9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_e996f08b-f09f-441b-a3f8-2688982be786" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock_2cc4ebe1-57a1-40c2-8814-237459d33b9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ScheduleofAccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#ScheduleofAccumulatedOtherComprehensiveIncomeLossDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ScheduleofAccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_2eae59ca-6f0e-4f6a-93fd-aa4914125e5a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_4229170f-05b7-4b84-9715-a6eff7d5d02c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_2eae59ca-6f0e-4f6a-93fd-aa4914125e5a" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_4229170f-05b7-4b84-9715-a6eff7d5d02c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_b4522b70-5f20-4db9-8983-e5a67298178f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_4229170f-05b7-4b84-9715-a6eff7d5d02c" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_b4522b70-5f20-4db9-8983-e5a67298178f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_2e058d08-61ac-4d66-a422-b9d449ba2cb2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_b4522b70-5f20-4db9-8983-e5a67298178f" xlink:to="loc_us-gaap_EquityComponentDomain_2e058d08-61ac-4d66-a422-b9d449ba2cb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_515acb16-980a-400a-94f9-cf2fab78b73f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2e058d08-61ac-4d66-a422-b9d449ba2cb2" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_515acb16-980a-400a-94f9-cf2fab78b73f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_250b7703-b158-424d-bca4-ab3402d3a46e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2e058d08-61ac-4d66-a422-b9d449ba2cb2" xlink:to="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_250b7703-b158-424d-bca4-ab3402d3a46e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_5331e6dc-e9bb-47ec-8cf8-d151cdce4c2c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2e058d08-61ac-4d66-a422-b9d449ba2cb2" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_5331e6dc-e9bb-47ec-8cf8-d151cdce4c2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_7b122537-63af-403d-81aa-f07989052e52" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_2e058d08-61ac-4d66-a422-b9d449ba2cb2" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_7b122537-63af-403d-81aa-f07989052e52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_4229170f-05b7-4b84-9715-a6eff7d5d02c" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2bd6b6c7-6baf-478b-9abd-26419621f7e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_2bd6b6c7-6baf-478b-9abd-26419621f7e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_9c45138f-ac2e-4d39-a147-df7fff51b478" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_9c45138f-ac2e-4d39-a147-df7fff51b478" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_6257c6ca-016b-4c06-be20-efba48f6aa13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_6257c6ca-016b-4c06-be20-efba48f6aa13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_262b20c4-5bd1-49f3-a7f8-9e48e67022ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_262b20c4-5bd1-49f3-a7f8-9e48e67022ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_41274e10-873f-4728-a9c1-fa2dec9a0df4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_0d78f704-e1a3-4a4f-b97d-65e6b1ba0ec5" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_41274e10-873f-4728-a9c1-fa2dec9a0df4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ScheduleofComponentsofUnrealizedGainLossonSecuritiesDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#ScheduleofComponentsofUnrealizedGainLossonSecuritiesDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ScheduleofComponentsofUnrealizedGainLossonSecuritiesDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesAbstract_966aa39a-3c7c-4f95-b1da-8739e30c3324" xlink:href="unm-20200930.xsd#unm_ScheduleOfNetUnrealizedGainOnSecuritiesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesTable_6a7ec6da-5b49-474e-9d92-ae2fb093f465" xlink:href="unm-20200930.xsd#unm_ScheduleOfNetUnrealizedGainOnSecuritiesTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesAbstract_966aa39a-3c7c-4f95-b1da-8739e30c3324" xlink:to="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesTable_6a7ec6da-5b49-474e-9d92-ae2fb093f465" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_ecaccdb0-5786-4ed0-861b-aef6ca364d46" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesTable_6a7ec6da-5b49-474e-9d92-ae2fb093f465" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_ecaccdb0-5786-4ed0-861b-aef6ca364d46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_952e50dc-9b00-4800-92b6-9eab6ab1bdda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_ecaccdb0-5786-4ed0-861b-aef6ca364d46" xlink:to="loc_us-gaap_EquityComponentDomain_952e50dc-9b00-4800-92b6-9eab6ab1bdda" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_e2b17f99-6318-4992-bced-c748bafd3d53" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_952e50dc-9b00-4800-92b6-9eab6ab1bdda" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_e2b17f99-6318-4992-bced-c748bafd3d53" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesAxis_e8131d25-bbac-4041-8acd-0271d8c5c6c8" xlink:href="unm-20200930.xsd#unm_ComponentOfNetUnrealizedGainOnSecuritiesAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesTable_6a7ec6da-5b49-474e-9d92-ae2fb093f465" xlink:to="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesAxis_e8131d25-bbac-4041-8acd-0271d8c5c6c8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:href="unm-20200930.xsd#unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesAxis_e8131d25-bbac-4041-8acd-0271d8c5c6c8" xlink:to="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesMember_3890009c-8dd9-4d3b-9fac-cc62290e7544" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtSecuritiesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:to="loc_us-gaap_DebtSecuritiesMember_3890009c-8dd9-4d3b-9fac-cc62290e7544" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DeferredAcquisitionCostsMember_3f5d1e01-95a9-454f-b2b5-bfd7c21fd450" xlink:href="unm-20200930.xsd#unm_DeferredAcquisitionCostsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:to="loc_unm_DeferredAcquisitionCostsMember_3f5d1e01-95a9-454f-b2b5-bfd7c21fd450" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ReserveForFuturePolicyAndContractBenefitsMember_d5e1507c-590a-4d84-a1f3-ce3d50523554" xlink:href="unm-20200930.xsd#unm_ReserveForFuturePolicyAndContractBenefitsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:to="loc_unm_ReserveForFuturePolicyAndContractBenefitsMember_d5e1507c-590a-4d84-a1f3-ce3d50523554" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverableMember_a09f8460-81c6-4967-b27a-ad96583299b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceRecoverableMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:to="loc_us-gaap_ReinsuranceRecoverableMember_a09f8460-81c6-4967-b27a-ad96583299b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxChargesMember_cff74a77-838b-425a-af12-649cc3e4df77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxChargesMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ComponentOfNetUnrealizedGainOnSecuritiesDomain_43422c28-f2da-449d-92d4-7bcab9d15361" xlink:to="loc_us-gaap_DeferredIncomeTaxChargesMember_cff74a77-838b-425a-af12-649cc3e4df77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesLineItems_43e0b87d-106b-4fd7-ba26-07cb58dd5a7e" xlink:href="unm-20200930.xsd#unm_ScheduleOfNetUnrealizedGainOnSecuritiesLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesTable_6a7ec6da-5b49-474e-9d92-ae2fb093f465" xlink:to="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesLineItems_43e0b87d-106b-4fd7-ba26-07cb58dd5a7e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ChangeinComponentsofNetUnrealizedGainonSecuritiesRollForward_dc9e9c37-ac37-4f9b-b7d5-fd62726033b2" xlink:href="unm-20200930.xsd#unm_ChangeinComponentsofNetUnrealizedGainonSecuritiesRollForward"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ScheduleOfNetUnrealizedGainOnSecuritiesLineItems_43e0b87d-106b-4fd7-ba26-07cb58dd5a7e" xlink:to="loc_unm_ChangeinComponentsofNetUnrealizedGainonSecuritiesRollForward_dc9e9c37-ac37-4f9b-b7d5-fd62726033b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_ec06ef6c-1f67-4715-9dcd-0a39c8a96ee9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ChangeinComponentsofNetUnrealizedGainonSecuritiesRollForward_dc9e9c37-ac37-4f9b-b7d5-fd62726033b2" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_ec06ef6c-1f67-4715-9dcd-0a39c8a96ee9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_42dac8c1-c54c-49d0-a6dc-b036da4521be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ChangeinComponentsofNetUnrealizedGainonSecuritiesRollForward_dc9e9c37-ac37-4f9b-b7d5-fd62726033b2" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_42dac8c1-c54c-49d0-a6dc-b036da4521be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_e3ae3f06-e939-48d1-82dc-93d73002307f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_ChangeinComponentsofNetUnrealizedGainonSecuritiesRollForward_dc9e9c37-ac37-4f9b-b7d5-fd62726033b2" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_e3ae3f06-e939-48d1-82dc-93d73002307f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ScheduleofReclassificationsOutofAccumulatedOtherComprehensiveIncomeDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#ScheduleofReclassificationsOutofAccumulatedOtherComprehensiveIncomeDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ScheduleofReclassificationsOutofAccumulatedOtherComprehensiveIncomeDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_5886127f-a828-4bab-87ad-75a4f391531e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_8178d0b6-aa33-4942-a995-6fc43107972f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_5886127f-a828-4bab-87ad-75a4f391531e" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_8178d0b6-aa33-4942-a995-6fc43107972f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_b86cc3f7-e4ad-42c9-9121-4c76d04f83a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_8178d0b6-aa33-4942-a995-6fc43107972f" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_b86cc3f7-e4ad-42c9-9121-4c76d04f83a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_5ac861b0-acb1-4d68-bec7-27c887cdeecb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_b86cc3f7-e4ad-42c9-9121-4c76d04f83a3" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_5ac861b0-acb1-4d68-bec7-27c887cdeecb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_50f7fef1-d05e-4f41-afbe-181a2d292b5c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_5ac861b0-acb1-4d68-bec7-27c887cdeecb" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_50f7fef1-d05e-4f41-afbe-181a2d292b5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_5279d3b6-c9ca-47c4-af48-45d6989f7f97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_8178d0b6-aa33-4942-a995-6fc43107972f" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_5279d3b6-c9ca-47c4-af48-45d6989f7f97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_5279d3b6-c9ca-47c4-af48-45d6989f7f97" xlink:to="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_b6dcf928-a33d-413b-b7af-f84dcea7845a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_b6dcf928-a33d-413b-b7af-f84dcea7845a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_dd2bef32-b066-4f00-9725-3cdb3ea5c3af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:to="loc_us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember_dd2bef32-b066-4f00-9725-3cdb3ea5c3af" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_e20a1e23-74d2-4806-8570-cceaa3ea50b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_e20a1e23-74d2-4806-8570-cceaa3ea50b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_ba879273-9e94-437a-b854-5c912178c65f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_ba879273-9e94-437a-b854-5c912178c65f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_1be4186d-7776-4a05-811d-61adf87be83e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_06d5583e-360a-43f2-8952-7d965ed7eed3" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_1be4186d-7776-4a05-811d-61adf87be83e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_425a038a-8116-41ec-96ec-5135da20c2f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_8178d0b6-aa33-4942-a995-6fc43107972f" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_425a038a-8116-41ec-96ec-5135da20c2f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_3f59d66d-77c4-4f4e-85e9-263d4f1249d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_425a038a-8116-41ec-96ec-5135da20c2f2" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_3f59d66d-77c4-4f4e-85e9-263d4f1249d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_f18d91e0-19d1-4e76-8ba4-0afb3307a600" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3f59d66d-77c4-4f4e-85e9-263d4f1249d2" xlink:to="loc_us-gaap_InterestRateSwapMember_f18d91e0-19d1-4e76-8ba4-0afb3307a600" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_aa82c823-c5bd-4c69-bb4f-3354d0a1426a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3f59d66d-77c4-4f4e-85e9-263d4f1249d2" xlink:to="loc_us-gaap_ForeignExchangeContractMember_aa82c823-c5bd-4c69-bb4f-3354d0a1426a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForwardContractsMember_bd863e52-af75-40e9-b37c-dad9d15f94ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForwardContractsMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3f59d66d-77c4-4f4e-85e9-263d4f1249d2" xlink:to="loc_us-gaap_ForwardContractsMember_bd863e52-af75-40e9-b37c-dad9d15f94ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_8178d0b6-aa33-4942-a995-6fc43107972f" xlink:to="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_0ea6d23d-8278-454f-b6bf-7e2fe648950d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet_0ea6d23d-8278-454f-b6bf-7e2fe648950d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments_8ba7586e-f811-4393-8f74-6cecf144da9a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments_8ba7586e-f811-4393-8f74-6cecf144da9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_1d91c523-36e8-48f6-83ed-15fa7eefe539" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetInvestmentIncome"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_NetInvestmentIncome_1d91c523-36e8-48f6-83ed-15fa7eefe539" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDebtExpense_fb8b315a-ed0e-45be-ad5a-3a4593518fb7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestAndDebtExpense"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_InterestAndDebtExpense_fb8b315a-ed0e-45be-ad5a-3a4593518fb7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCostAndExpenseOperating_558025a7-1293-4d5e-8736-1bb6a69ef513" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCostAndExpenseOperating"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_OtherCostAndExpenseOperating_558025a7-1293-4d5e-8736-1bb6a69ef513" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_641c4624-28af-47a7-924b-b1868a15d2fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_641c4624-28af-47a7-924b-b1868a15d2fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_40f90b7f-a1bd-4b36-9d5d-a05374b76280" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_40f90b7f-a1bd-4b36-9d5d-a05374b76280" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_58268229-35ec-41f3-9d53-6d8ade8eef38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_b92ca7bf-377f-460f-9bd0-ea54bd0d538d" xlink:to="loc_us-gaap_NetIncomeLoss_58268229-35ec-41f3-9d53-6d8ade8eef38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LiabilityforUnpaidClaimsandClaimAdjustmentExpenses" xlink:type="simple" xlink:href="unm-20200930.xsd#LiabilityforUnpaidClaimsandClaimAdjustmentExpenses"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LiabilityforUnpaidClaimsandClaimAdjustmentExpenses" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceAbstract_a5eca674-4535-4d18-b6e8-0b40dbf4c645" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InsuranceAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock_0cbfcaa8-6816-4d68-8c60-cc02418afcbb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_a5eca674-4535-4d18-b6e8-0b40dbf4c645" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsDisclosureTextBlock_0cbfcaa8-6816-4d68-8c60-cc02418afcbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LiabilityforUnpaidClaimsandClaimAdjustmentExpensesTables" xlink:type="simple" xlink:href="unm-20200930.xsd#LiabilityforUnpaidClaimsandClaimAdjustmentExpensesTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LiabilityforUnpaidClaimsandClaimAdjustmentExpensesTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceAbstract_1db626fd-8d00-4e5f-ad6b-d7b4bfda4be3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InsuranceAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense_a1340dca-fedc-4180-9ed3-964b318c7f49" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_1db626fd-8d00-4e5f-ad6b-d7b4bfda4be3" xlink:to="loc_us-gaap_ScheduleOfLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense_a1340dca-fedc-4180-9ed3-964b318c7f49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ReconciliationofPolicyandContractBenefitsandReservesforFuturePolicyandContractBenefitstoBalanceSheetAmountsTableTextBlock_a49aca90-cef2-443a-b3b6-c9ccb3eec529" xlink:href="unm-20200930.xsd#unm_ReconciliationofPolicyandContractBenefitsandReservesforFuturePolicyandContractBenefitstoBalanceSheetAmountsTableTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_1db626fd-8d00-4e5f-ad6b-d7b4bfda4be3" xlink:to="loc_unm_ReconciliationofPolicyandContractBenefitsandReservesforFuturePolicyandContractBenefitstoBalanceSheetAmountsTableTextBlock_a49aca90-cef2-443a-b3b6-c9ccb3eec529" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LiabilityforUnpaidClaimsandClaimsAdjustmentExpenseDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#LiabilityforUnpaidClaimsandClaimsAdjustmentExpenseDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LiabilityforUnpaidClaimsandClaimsAdjustmentExpenseDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceAbstract_c9c89e66-e76d-4281-b628-3bfdb8e1271f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InsuranceAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTable_f67ab014-4c06-4054-ab06-759be3faa84e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_c9c89e66-e76d-4281-b628-3bfdb8e1271f" xlink:to="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTable_f67ab014-4c06-4054-ab06-759be3faa84e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NatureOfExpenseAxis_276d7380-8c65-4d58-af7e-70648820e106" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NatureOfExpenseAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTable_f67ab014-4c06-4054-ab06-759be3faa84e" xlink:to="loc_us-gaap_NatureOfExpenseAxis_276d7380-8c65-4d58-af7e-70648820e106" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_1e54d85a-0e53-4995-a2f0-3b0814beac40" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterimPeriodCostsNotAllocableDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NatureOfExpenseAxis_276d7380-8c65-4d58-af7e-70648820e106" xlink:to="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_1e54d85a-0e53-4995-a2f0-3b0814beac40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenseMember_729a389f-52a6-4fa1-867b-f765b03e64ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingExpenseMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InterimPeriodCostsNotAllocableDomain_1e54d85a-0e53-4995-a2f0-3b0814beac40" xlink:to="loc_us-gaap_OperatingExpenseMember_729a389f-52a6-4fa1-867b-f765b03e64ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NatureofClaimIncurredAxis_7b794aa8-47fb-45a7-9d7c-fb4a60e9c37d" xlink:href="unm-20200930.xsd#unm_NatureofClaimIncurredAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTable_f67ab014-4c06-4054-ab06-759be3faa84e" xlink:to="loc_unm_NatureofClaimIncurredAxis_7b794aa8-47fb-45a7-9d7c-fb4a60e9c37d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NatureofClaimIncurredDomain_f83a29cd-01e9-4905-8b24-a208379f4c39" xlink:href="unm-20200930.xsd#unm_NatureofClaimIncurredDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_NatureofClaimIncurredAxis_7b794aa8-47fb-45a7-9d7c-fb4a60e9c37d" xlink:to="loc_unm_NatureofClaimIncurredDomain_f83a29cd-01e9-4905-8b24-a208379f4c39" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AmountRelatedtoInterestMember_84388dbe-7a6d-467c-9e17-bdb1abfdbd47" xlink:href="unm-20200930.xsd#unm_AmountRelatedtoInterestMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_NatureofClaimIncurredDomain_f83a29cd-01e9-4905-8b24-a208379f4c39" xlink:to="loc_unm_AmountRelatedtoInterestMember_84388dbe-7a6d-467c-9e17-bdb1abfdbd47" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_IncurredClaimsMember_c542a03c-a8aa-4939-9d45-448293c3b85d" xlink:href="unm-20200930.xsd#unm_IncurredClaimsMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_NatureofClaimIncurredDomain_f83a29cd-01e9-4905-8b24-a208379f4c39" xlink:to="loc_unm_IncurredClaimsMember_c542a03c-a8aa-4939-9d45-448293c3b85d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ForeignCurrencyMember_3563813e-c98f-44d2-a44d-a1c34b003070" xlink:href="unm-20200930.xsd#unm_ForeignCurrencyMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_NatureofClaimIncurredDomain_f83a29cd-01e9-4905-8b24-a208379f4c39" xlink:to="loc_unm_ForeignCurrencyMember_3563813e-c98f-44d2-a44d-a1c34b003070" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseTable_f67ab014-4c06-4054-ab06-759be3faa84e" xlink:to="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_4f45d359-ea54-4e64-adb2-c43b2c169e2f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_4f45d359-ea54-4e64-adb2-c43b2c169e2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceReceivablesIncurredButNotReportedClaims_e807a43e-84c5-413e-82ad-804378b3da28" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceReceivablesIncurredButNotReportedClaims"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_ReinsuranceReceivablesIncurredButNotReportedClaims_e807a43e-84c5-413e-82ad-804378b3da28" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_db264f00-a1ee-4d34-a860-2acadb51aea8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_db264f00-a1ee-4d34-a860-2acadb51aea8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_0fcf21a7-bb70-47c5-92da-7abf49bdfb5e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_0fcf21a7-bb70-47c5-92da-7abf49bdfb5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_b78deea9-aeaf-4f8f-92e2-301e07b58dce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_0fcf21a7-bb70-47c5-92da-7abf49bdfb5e" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_b78deea9-aeaf-4f8f-92e2-301e07b58dce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense_46aa09ad-fdfe-4740-8c0e-d23257a88c92" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_0fcf21a7-bb70-47c5-92da-7abf49bdfb5e" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersPriorYearClaimsAndClaimsAdjustmentExpense_46aa09ad-fdfe-4740-8c0e-d23257a88c92" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_faf7be78-ef6c-4108-8d83-bb577a27581a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_0fcf21a7-bb70-47c5-92da-7abf49bdfb5e" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_faf7be78-ef6c-4108-8d83-bb577a27581a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_fe008fc9-24a4-4ab9-90d6-f846ba74dbdc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_fe008fc9-24a4-4ab9-90d6-f846ba74dbdc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_187cdaf4-3ec2-4f96-b6a8-38d916f30e16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_fe008fc9-24a4-4ab9-90d6-f846ba74dbdc" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_187cdaf4-3ec2-4f96-b6a8-38d916f30e16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_c3de3da8-f548-4d3f-ba5a-ba35914391e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_fe008fc9-24a4-4ab9-90d6-f846ba74dbdc" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_c3de3da8-f548-4d3f-ba5a-ba35914391e3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_53263daf-725c-42e4-afdd-614ea479d96a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForLossesAndLossAdjustmentExpense"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_fe008fc9-24a4-4ab9-90d6-f846ba74dbdc" xlink:to="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_53263daf-725c-42e4-afdd-614ea479d96a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_f12ca673-31fc-4ba2-a71e-5874ba80df4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_f12ca673-31fc-4ba2-a71e-5874ba80df4d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceReceivablesIncurredButNotReportedClaims_7faf8dd2-e6c1-4a1b-a58f-e9a002574dd1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReinsuranceReceivablesIncurredButNotReportedClaims"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_ReinsuranceReceivablesIncurredButNotReportedClaims_7faf8dd2-e6c1-4a1b-a58f-e9a002574dd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_3d590dc3-f63a-48d0-b21a-3266a9f5f76c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CausesOfIncreaseDecreaseInLiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseLineItems_cca5ab4c-835d-4755-a4bd-617cce7cb350" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_3d590dc3-f63a-48d0-b21a-3266a9f5f76c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ReconciliationofPolicyandContractBenefitsandReservesforFuturePolicyandContractBenefitsDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#ReconciliationofPolicyandContractBenefitsandReservesforFuturePolicyandContractBenefitsDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ReconciliationofPolicyandContractBenefitsandReservesforFuturePolicyandContractBenefitsDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InsuranceAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PolicyAndContractBenefits_46e37ed6-cc46-47d2-be6a-3755b2301e34" xlink:href="unm-20200930.xsd#unm_PolicyAndContractBenefits"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_unm_PolicyAndContractBenefits_46e37ed6-cc46-47d2-be6a-3755b2301e34" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense_0c77c914-5d0e-433f-812f-9564c8522a6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense_0c77c914-5d0e-433f-812f-9564c8522a6f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefits_e976f6bc-a6b0-43d8-ab81-260c46b81118" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForFuturePolicyBenefits"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefits_e976f6bc-a6b0-43d8-ab81-260c46b81118" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LifeReservesForFuturePolicyAndContractBenefits_82421dce-0606-40f7-972b-4a7b0b673c3d" xlink:href="unm-20200930.xsd#unm_LifeReservesForFuturePolicyAndContractBenefits"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_unm_LifeReservesForFuturePolicyAndContractBenefits_82421dce-0606-40f7-972b-4a7b0b673c3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AccidentAndHealthActiveLifeReserves_f926d375-2e76-4c00-af63-c7118ddc4f95" xlink:href="unm-20200930.xsd#unm_AccidentAndHealthActiveLifeReserves"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_unm_AccidentAndHealthActiveLifeReserves_f926d375-2e76-4c00-af63-c7118ddc4f95" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnrealizedAdjustmentToReservesForFuturePolicyAndContractBenefits_53d335ba-41b4-411c-826e-3aef27165f52" xlink:href="unm-20200930.xsd#unm_UnrealizedAdjustmentToReservesForFuturePolicyAndContractBenefits"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_unm_UnrealizedAdjustmentToReservesForFuturePolicyAndContractBenefits_53d335ba-41b4-411c-826e-3aef27165f52" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_9f34e125-17d7-41ff-948b-00e48b39bdf6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InsuranceAbstract_96f27949-809b-4cea-bcd8-5fb3ef80f21a" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_9f34e125-17d7-41ff-948b-00e48b39bdf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/SegmentInformation" xlink:type="simple" xlink:href="unm-20200930.xsd#SegmentInformation"/>
<link:presentationLink xlink:role="http://www.unum.com/role/SegmentInformation" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_bb3e8df7-0f40-4058-9875-f204a07b458c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_f7f1c293-10af-4ed9-a663-0d7e4faea069" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_bb3e8df7-0f40-4058-9875-f204a07b458c" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_f7f1c293-10af-4ed9-a663-0d7e4faea069" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="unm-20200930.xsd#SegmentInformationTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/SegmentInformationTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_e00bedf3-5a9e-48fe-b693-972829428afe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_99cc38a6-8c15-4fbb-9237-a41f457bcd7a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_e00bedf3-5a9e-48fe-b693-972829428afe" xlink:to="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTextBlock_99cc38a6-8c15-4fbb-9237-a41f457bcd7a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_26e6a26c-e175-48a5-85e8-c94c2f277587" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_e00bedf3-5a9e-48fe-b693-972829428afe" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_26e6a26c-e175-48a5-85e8-c94c2f277587" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_10f579c3-d211-4583-8cb9-4a7bcf6b834f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_e00bedf3-5a9e-48fe-b693-972829428afe" xlink:to="loc_us-gaap_ReconciliationOfAssetsFromSegmentToConsolidatedTextBlock_10f579c3-d211-4583-8cb9-4a7bcf6b834f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_0bf41a8d-c04f-48c3-92d8-8622a882a251" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_e00bedf3-5a9e-48fe-b693-972829428afe" xlink:to="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock_0bf41a8d-c04f-48c3-92d8-8622a882a251" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/PremiumIncomebyMajorLineofBusinesswithinEachSegmentDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#PremiumIncomebyMajorLineofBusinesswithinEachSegmentDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/PremiumIncomebyMajorLineofBusinesswithinEachSegmentDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_54adbe15-50b4-4f03-a4dd-aef018fbec36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_639ff4cd-4435-45be-b46f-f61537a078bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_54adbe15-50b4-4f03-a4dd-aef018fbec36" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_639ff4cd-4435-45be-b46f-f61537a078bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_cf1d9425-f81e-4c02-a306-71ca6c03b0a3" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_639ff4cd-4435-45be-b46f-f61537a078bc" xlink:to="loc_srt_ConsolidationItemsAxis_cf1d9425-f81e-4c02-a306-71ca6c03b0a3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_48d9c766-6297-4f13-acc9-3f0ba0ffc74c" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_cf1d9425-f81e-4c02-a306-71ca6c03b0a3" xlink:to="loc_srt_ConsolidationItemsDomain_48d9c766-6297-4f13-acc9-3f0ba0ffc74c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_057ca525-a544-4786-ab53-44ac848dee5c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_48d9c766-6297-4f13-acc9-3f0ba0ffc74c" xlink:to="loc_us-gaap_OperatingSegmentsMember_057ca525-a544-4786-ab53-44ac848dee5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_e52faa13-6dcb-486b-a93a-2b1ee4dacabc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_639ff4cd-4435-45be-b46f-f61537a078bc" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_e52faa13-6dcb-486b-a93a-2b1ee4dacabc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_ccc5016f-e702-414f-9417-e69ba7324861" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e52faa13-6dcb-486b-a93a-2b1ee4dacabc" xlink:to="loc_us-gaap_SegmentDomain_ccc5016f-e702-414f-9417-e69ba7324861" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumUsMember_5cb2e707-7a03-4ca5-afd9-1587921c92d9" xlink:href="unm-20200930.xsd#unm_UnumUsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_ccc5016f-e702-414f-9417-e69ba7324861" xlink:to="loc_unm_UnumUsMember_5cb2e707-7a03-4ca5-afd9-1587921c92d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumInternationalMember_cec31a57-1202-430a-b8bd-f0b82550f96d" xlink:href="unm-20200930.xsd#unm_UnumInternationalMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_ccc5016f-e702-414f-9417-e69ba7324861" xlink:to="loc_unm_UnumInternationalMember_cec31a57-1202-430a-b8bd-f0b82550f96d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ColonialLifeMember_13d409b4-8be6-4d55-bcaa-012be9ded6ad" xlink:href="unm-20200930.xsd#unm_ColonialLifeMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_ccc5016f-e702-414f-9417-e69ba7324861" xlink:to="loc_unm_ColonialLifeMember_13d409b4-8be6-4d55-bcaa-012be9ded6ad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ClosedBlockMember_88be04d2-1230-47ec-8803-6c0fb8aa2b7d" xlink:href="unm-20200930.xsd#unm_ClosedBlockMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_ccc5016f-e702-414f-9417-e69ba7324861" xlink:to="loc_unm_ClosedBlockMember_88be04d2-1230-47ec-8803-6c0fb8aa2b7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_14711568-2f50-4188-a38c-eac68fc61805" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_639ff4cd-4435-45be-b46f-f61537a078bc" xlink:to="loc_srt_ProductOrServiceAxis_14711568-2f50-4188-a38c-eac68fc61805" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_14711568-2f50-4188-a38c-eac68fc61805" xlink:to="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_GroupLongTermDisabilityMember_9064a09c-d81a-435b-81c1-2189b20bae1c" xlink:href="unm-20200930.xsd#unm_GroupLongTermDisabilityMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_GroupLongTermDisabilityMember_9064a09c-d81a-435b-81c1-2189b20bae1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_GroupShortTermDisabilityMember_bcb05391-064f-4dea-9e78-5a9556ba8bdd" xlink:href="unm-20200930.xsd#unm_GroupShortTermDisabilityMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_GroupShortTermDisabilityMember_bcb05391-064f-4dea-9e78-5a9556ba8bdd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_GroupLifeMember_f203e06c-299b-4102-b031-7998fa38c506" xlink:href="unm-20200930.xsd#unm_GroupLifeMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_GroupLifeMember_f203e06c-299b-4102-b031-7998fa38c506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AccidentalDeathDismembermentMember_e738bd2c-be7d-4ae0-a389-6feee7869b01" xlink:href="unm-20200930.xsd#unm_AccidentalDeathDismembermentMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_AccidentalDeathDismembermentMember_e738bd2c-be7d-4ae0-a389-6feee7869b01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_IndividualDisabilityInsuranceMember_ccb9acac-afc4-4d4b-9418-427b57c0fc44" xlink:href="unm-20200930.xsd#unm_IndividualDisabilityInsuranceMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_IndividualDisabilityInsuranceMember_ccb9acac-afc4-4d4b-9418-427b57c0fc44" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_VoluntaryBenefitsMember_bfa7872b-fd36-4869-a4ed-9b67e11adcb3" xlink:href="unm-20200930.xsd#unm_VoluntaryBenefitsMember"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_VoluntaryBenefitsMember_bfa7872b-fd36-4869-a4ed-9b67e11adcb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DentalandVisionMember_d359c26f-359f-4ed4-a816-e1e4d8903735" xlink:href="unm-20200930.xsd#unm_DentalandVisionMember"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_DentalandVisionMember_d359c26f-359f-4ed4-a816-e1e4d8903735" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_SupplementalandVoluntaryInsuranceMember_d23ba9d8-0b4a-455f-8866-c9679eca0ae7" xlink:href="unm-20200930.xsd#unm_SupplementalandVoluntaryInsuranceMember"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_SupplementalandVoluntaryInsuranceMember_d23ba9d8-0b4a-455f-8866-c9679eca0ae7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumPolandMember_1d28d2ff-772f-43ba-83f4-c41ebeb31384" xlink:href="unm-20200930.xsd#unm_UnumPolandMember"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_UnumPolandMember_1d28d2ff-772f-43ba-83f4-c41ebeb31384" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccidentAndHealthInsuranceSegmentMember_910d11f8-25dc-428b-92cd-47c708bfb06b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccidentAndHealthInsuranceSegmentMember"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_us-gaap_AccidentAndHealthInsuranceSegmentMember_910d11f8-25dc-428b-92cd-47c708bfb06b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LifeInsuranceSegmentMember_489a7873-b64f-4243-aec8-0fc2b1cfe817" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LifeInsuranceSegmentMember"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_us-gaap_LifeInsuranceSegmentMember_489a7873-b64f-4243-aec8-0fc2b1cfe817" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CancerAndCriticalIllnessColonialMember_e8cd5251-9855-4b1c-9b03-2e8c45344f51" xlink:href="unm-20200930.xsd#unm_CancerAndCriticalIllnessColonialMember"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_CancerAndCriticalIllnessColonialMember_e8cd5251-9855-4b1c-9b03-2e8c45344f51" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_LongTermCareMember_478a9f6c-4e68-4c68-8ed4-1de231c4ab27" xlink:href="unm-20200930.xsd#unm_LongTermCareMember"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_unm_LongTermCareMember_478a9f6c-4e68-4c68-8ed4-1de231c4ab27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInsuranceProductLineMember_1cf5370e-c7d8-488a-9961-d8a99e85ec5a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherInsuranceProductLineMember"/>
<link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7b83ffd9-7bb3-40f4-be54-76fa12ccabca" xlink:to="loc_us-gaap_OtherInsuranceProductLineMember_1cf5370e-c7d8-488a-9961-d8a99e85ec5a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_b52a5f78-7b38-4c17-bbd4-49334822bd76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_639ff4cd-4435-45be-b46f-f61537a078bc" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_b52a5f78-7b38-4c17-bbd4-49334822bd76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_e83c8678-9e98-4562-a6f8-cbb6f7d1cede" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsEarnedNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_b52a5f78-7b38-4c17-bbd4-49334822bd76" xlink:to="loc_us-gaap_PremiumsEarnedNet_e83c8678-9e98-4562-a6f8-cbb6f7d1cede" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/SelectedOperatingStatementDatabySegmentDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#SelectedOperatingStatementDatabySegmentDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/SelectedOperatingStatementDatabySegmentDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_16a22ddf-90f7-4f3e-b3c0-fd663c0b4b16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7961d3f6-9f55-477a-bc01-61a5db451b99" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_16a22ddf-90f7-4f3e-b3c0-fd663c0b4b16" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7961d3f6-9f55-477a-bc01-61a5db451b99" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_08fc7c56-6f38-4970-9191-28b9e7f9d065" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7961d3f6-9f55-477a-bc01-61a5db451b99" xlink:to="loc_srt_ConsolidationItemsAxis_08fc7c56-6f38-4970-9191-28b9e7f9d065" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_bdba7e22-be87-45a1-ac59-92905fc21864" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_08fc7c56-6f38-4970-9191-28b9e7f9d065" xlink:to="loc_srt_ConsolidationItemsDomain_bdba7e22-be87-45a1-ac59-92905fc21864" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_1c1e04a8-cbcc-4f97-905f-3501b05a003f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_bdba7e22-be87-45a1-ac59-92905fc21864" xlink:to="loc_us-gaap_OperatingSegmentsMember_1c1e04a8-cbcc-4f97-905f-3501b05a003f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_d3d4ef5a-d238-48a1-b402-2a6c95b2563a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7961d3f6-9f55-477a-bc01-61a5db451b99" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_d3d4ef5a-d238-48a1-b402-2a6c95b2563a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_d3d4ef5a-d238-48a1-b402-2a6c95b2563a" xlink:to="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumUsMember_d295e630-bd42-4597-b990-ea9cb5ca8e4f" xlink:href="unm-20200930.xsd#unm_UnumUsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:to="loc_unm_UnumUsMember_d295e630-bd42-4597-b990-ea9cb5ca8e4f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumInternationalMember_919f3b0c-f883-4150-ba09-7f3df48312eb" xlink:href="unm-20200930.xsd#unm_UnumInternationalMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:to="loc_unm_UnumInternationalMember_919f3b0c-f883-4150-ba09-7f3df48312eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ColonialLifeMember_4704432d-33f6-47e4-b658-06b23f174be5" xlink:href="unm-20200930.xsd#unm_ColonialLifeMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:to="loc_unm_ColonialLifeMember_4704432d-33f6-47e4-b658-06b23f174be5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ClosedBlockMember_239c45cd-7ed9-44d1-97ea-b28e7c5cdb05" xlink:href="unm-20200930.xsd#unm_ClosedBlockMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:to="loc_unm_ClosedBlockMember_239c45cd-7ed9-44d1-97ea-b28e7c5cdb05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_3565ba03-105c-42b2-9c18-cd4a6f1ede73" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateAndOtherMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_b38e405f-2772-4bbb-9256-e34ad1f8cf83" xlink:to="loc_us-gaap_CorporateAndOtherMember_3565ba03-105c-42b2-9c18-cd4a6f1ede73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7961d3f6-9f55-477a-bc01-61a5db451b99" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_574a001c-3273-4175-ba5b-b3928506ead5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PremiumsEarnedNet"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:to="loc_us-gaap_PremiumsEarnedNet_574a001c-3273-4175-ba5b-b3928506ead5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_288d1453-61f5-4748-a029-518efb347948" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetInvestmentIncome"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:to="loc_us-gaap_NetInvestmentIncome_288d1453-61f5-4748-a029-518efb347948" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_1e9d6057-8eaa-4782-91d3-82d74597a27b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherIncome"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:to="loc_us-gaap_OtherIncome_1e9d6057-8eaa-4782-91d3-82d74597a27b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AdjustedOperatingRevenue_9f033e02-3202-4d19-8853-0c60995b0ef8" xlink:href="unm-20200930.xsd#unm_AdjustedOperatingRevenue"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:to="loc_unm_AdjustedOperatingRevenue_9f033e02-3202-4d19-8853-0c60995b0ef8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_8210aca4-b622-4f6e-9142-661c3f1d76d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d2493196-beda-4c15-916c-5559e910f219" xlink:to="loc_us-gaap_OperatingIncomeLoss_8210aca4-b622-4f6e-9142-661c3f1d76d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/AssetsbySegmentDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#AssetsbySegmentDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/AssetsbySegmentDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_25e63f85-a997-47eb-a416-120d9722f6f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_7b87f8ca-d5c7-4eba-a15e-e490db608020" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_25e63f85-a997-47eb-a416-120d9722f6f8" xlink:to="loc_srt_ConsolidationItemsAxis_7b87f8ca-d5c7-4eba-a15e-e490db608020" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_f915e7f3-ee80-4227-a932-d75bafa2dabf" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_7b87f8ca-d5c7-4eba-a15e-e490db608020" xlink:to="loc_srt_ConsolidationItemsDomain_f915e7f3-ee80-4227-a932-d75bafa2dabf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_2e1c6d9e-e914-4886-8d9d-418945874ce5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_f915e7f3-ee80-4227-a932-d75bafa2dabf" xlink:to="loc_us-gaap_OperatingSegmentsMember_2e1c6d9e-e914-4886-8d9d-418945874ce5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_30944be0-068a-475c-80e8-fb9d445817ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_25e63f85-a997-47eb-a416-120d9722f6f8" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_30944be0-068a-475c-80e8-fb9d445817ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_30944be0-068a-475c-80e8-fb9d445817ee" xlink:to="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumUsMember_7b06c7ff-0f99-40bf-83db-f00237ce9282" xlink:href="unm-20200930.xsd#unm_UnumUsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:to="loc_unm_UnumUsMember_7b06c7ff-0f99-40bf-83db-f00237ce9282" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_UnumInternationalMember_9542f53a-f462-425d-9674-19bad8e57371" xlink:href="unm-20200930.xsd#unm_UnumInternationalMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:to="loc_unm_UnumInternationalMember_9542f53a-f462-425d-9674-19bad8e57371" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ColonialLifeMember_430d580c-354b-4808-9c3e-321629f613f9" xlink:href="unm-20200930.xsd#unm_ColonialLifeMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:to="loc_unm_ColonialLifeMember_430d580c-354b-4808-9c3e-321629f613f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_ClosedBlockMember_4a77a747-d9ed-436d-b3d2-60048c894477" xlink:href="unm-20200930.xsd#unm_ClosedBlockMember"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:to="loc_unm_ClosedBlockMember_4a77a747-d9ed-436d-b3d2-60048c894477" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_d71526db-4d1c-480e-8e51-192aa0fb2826" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateAndOtherMember"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_6614fe8b-2a3a-4a10-932c-ed67ec063191" xlink:to="loc_us-gaap_CorporateAndOtherMember_d71526db-4d1c-480e-8e51-192aa0fb2826" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_fca8f301-7cf0-4114-90a1-57454cc62586" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_25e63f85-a997-47eb-a416-120d9722f6f8" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_fca8f301-7cf0-4114-90a1-57454cc62586" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_f211c426-1d17-4e47-a3c2-41c28c1031ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_fca8f301-7cf0-4114-90a1-57454cc62586" xlink:to="loc_us-gaap_Assets_f211c426-1d17-4e47-a3c2-41c28c1031ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/ReconciliationofTotalRevenueandIncomeBeforeIncomeTaxtoOperatingRevenueandOperatingIncomeDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#ReconciliationofTotalRevenueandIncomeBeforeIncomeTaxtoOperatingRevenueandOperatingIncomeDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/ReconciliationofTotalRevenueandIncomeBeforeIncomeTaxtoOperatingRevenueandOperatingIncomeDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_d657feb1-9258-4f4c-8fb6-10f1b36dd770" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_68c5dfa0-c254-4fe9-aacf-adce2aa51777" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_d657feb1-9258-4f4c-8fb6-10f1b36dd770" xlink:to="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_68c5dfa0-c254-4fe9-aacf-adce2aa51777" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_8be4a9b1-44e9-49f2-8a62-d460d0113420" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_68c5dfa0-c254-4fe9-aacf-adce2aa51777" xlink:to="loc_srt_ConsolidationItemsAxis_8be4a9b1-44e9-49f2-8a62-d460d0113420" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_4124cc8c-5b8e-49bf-8103-8955021e241d" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_8be4a9b1-44e9-49f2-8a62-d460d0113420" xlink:to="loc_srt_ConsolidationItemsDomain_4124cc8c-5b8e-49bf-8103-8955021e241d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_3e811d1c-6ac4-40cc-a9c0-752f9431a96c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_4124cc8c-5b8e-49bf-8103-8955021e241d" xlink:to="loc_us-gaap_OperatingSegmentsMember_3e811d1c-6ac4-40cc-a9c0-752f9431a96c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingRevenueReconcilingItemLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable_68c5dfa0-c254-4fe9-aacf-adce2aa51777" xlink:to="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AdjustedOperatingRevenue_76dcb53c-d2e6-4af2-bcac-4932a411c5d4" xlink:href="unm-20200930.xsd#unm_AdjustedOperatingRevenue"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_unm_AdjustedOperatingRevenue_76dcb53c-d2e6-4af2-bcac-4932a411c5d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_a91a5d26-5719-4d32-a0ff-caf507b018d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_Revenues_a91a5d26-5719-4d32-a0ff-caf507b018d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_c81ddc30-92cf-46c8-a4b4-81aab75a65b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestments"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_GainLossOnInvestments_c81ddc30-92cf-46c8-a4b4-81aab75a65b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9efb25e8-a4e2-4c4f-8cc9-70837e563fd9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_9efb25e8-a4e2-4c4f-8cc9-70837e563fd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_df14a007-4aa5-4eb8-a019-eea5ba86de46" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnInvestments"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_GainLossOnInvestments_df14a007-4aa5-4eb8-a019-eea5ba86de46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CostsRelatedToOrganizationalDesignUpdate_af76c818-1bea-4e4f-8070-c0d91167783b" xlink:href="unm-20200930.xsd#unm_CostsRelatedToOrganizationalDesignUpdate"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_unm_CostsRelatedToOrganizationalDesignUpdate_af76c818-1bea-4e4f-8070-c0d91167783b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseImpairmentLoss_d6bed2c7-bab8-4e53-b0c6-5779bf37dca0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseImpairmentLoss"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_OperatingLeaseImpairmentLoss_d6bed2c7-bab8-4e53-b0c6-5779bf37dca0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_7f7ed1f4-dba1-47cf-abe9-0e41ff7f0c84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_7f7ed1f4-dba1-47cf-abe9-0e41ff7f0c84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_3f610d91-134b-4cf8-8350-072223196bd8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingRevenueReconcilingItemLineItems_b17a5b50-6c18-4f87-ad3d-275784a58505" xlink:to="loc_us-gaap_OperatingIncomeLoss_3f610d91-134b-4cf8-8350-072223196bd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/SegmentInformationSegmentsAdditionalInformationDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#SegmentInformationSegmentsAdditionalInformationDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/SegmentInformationSegmentsAdditionalInformationDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_0b9b96e5-de0a-4565-a614-559760d0734f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_f3c4100c-7fe7-4a7a-92fd-076a66179329" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfOperatingSegments"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_0b9b96e5-de0a-4565-a614-559760d0734f" xlink:to="loc_us-gaap_NumberOfOperatingSegments_f3c4100c-7fe7-4a7a-92fd-076a66179329" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/EmployeeBenefitPlans" xlink:type="simple" xlink:href="unm-20200930.xsd#EmployeeBenefitPlans"/>
<link:presentationLink xlink:role="http://www.unum.com/role/EmployeeBenefitPlans" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_3a16f311-6ab5-4835-950b-23b5fba38121" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_043ef12d-e171-4599-819f-c6f76fb45c96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_3a16f311-6ab5-4835-950b-23b5fba38121" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_043ef12d-e171-4599-819f-c6f76fb45c96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/EmployeeBenefitPlansTables" xlink:type="simple" xlink:href="unm-20200930.xsd#EmployeeBenefitPlansTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/EmployeeBenefitPlansTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_1bb8eafe-f33a-411d-b2c2-d9255790b14f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_038e3710-530e-46ce-97f8-093fa78c6a69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_1bb8eafe-f33a-411d-b2c2-d9255790b14f" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_038e3710-530e-46ce-97f8-093fa78c6a69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_85e7970c-903a-4a3c-bf1e-ad1f49330463" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_038e3710-530e-46ce-97f8-093fa78c6a69" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_85e7970c-903a-4a3c-bf1e-ad1f49330463" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_dc3102b5-7241-4b22-b2f7-967d435a4cf6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_85e7970c-903a-4a3c-bf1e-ad1f49330463" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_dc3102b5-7241-4b22-b2f7-967d435a4cf6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_8928e393-c62c-453a-a0f7-4e1c984759ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_dc3102b5-7241-4b22-b2f7-967d435a4cf6" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_8928e393-c62c-453a-a0f7-4e1c984759ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_a250a913-03a3-4425-9526-7fb6e3fff191" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_dc3102b5-7241-4b22-b2f7-967d435a4cf6" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_a250a913-03a3-4425-9526-7fb6e3fff191" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_112e7249-a450-4bf8-af48-ac10fb80842f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_038e3710-530e-46ce-97f8-093fa78c6a69" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_112e7249-a450-4bf8-af48-ac10fb80842f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_695641b2-589c-469b-98ed-b7f6483922a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_112e7249-a450-4bf8-af48-ac10fb80842f" xlink:to="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_695641b2-589c-469b-98ed-b7f6483922a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/EmployeeBenefitPlansNetPeriodicBenefitCostDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#EmployeeBenefitPlansNetPeriodicBenefitCostDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/EmployeeBenefitPlansNetPeriodicBenefitCostDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract_bd553b0e-9b01-46a5-b022-9c671eed4848" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_16836114-22fe-4768-836f-501003aebf37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract_bd553b0e-9b01-46a5-b022-9c671eed4848" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_16836114-22fe-4768-836f-501003aebf37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_fdecf1d1-9c12-494f-9b3b-04a1b0da9fd2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_16836114-22fe-4768-836f-501003aebf37" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_fdecf1d1-9c12-494f-9b3b-04a1b0da9fd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_995f62e3-315b-436c-9ea1-381515acf54a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_fdecf1d1-9c12-494f-9b3b-04a1b0da9fd2" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_995f62e3-315b-436c-9ea1-381515acf54a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_83ecd8c3-3d53-41a6-9259-b21cf2d08459" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_995f62e3-315b-436c-9ea1-381515acf54a" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_83ecd8c3-3d53-41a6-9259-b21cf2d08459" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_17ed4999-5116-4316-a31b-8816d2e69b10" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_995f62e3-315b-436c-9ea1-381515acf54a" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_17ed4999-5116-4316-a31b-8816d2e69b10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_b5102be2-5eae-43aa-adad-77b0d87da7f3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_16836114-22fe-4768-836f-501003aebf37" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_b5102be2-5eae-43aa-adad-77b0d87da7f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_c2749992-8d47-4053-9794-ceb49c7c0667" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_b5102be2-5eae-43aa-adad-77b0d87da7f3" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_c2749992-8d47-4053-9794-ceb49c7c0667" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_country_US_4b58b9a1-a1b4-42bc-9af9-a56415bcbc7f" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_US"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_c2749992-8d47-4053-9794-ceb49c7c0667" xlink:to="loc_country_US_4b58b9a1-a1b4-42bc-9af9-a56415bcbc7f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_country_GB_5016f756-e84e-4623-92f2-2443bba48424" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_GB"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_c2749992-8d47-4053-9794-ceb49c7c0667" xlink:to="loc_country_GB_5016f756-e84e-4623-92f2-2443bba48424" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_16836114-22fe-4768-836f-501003aebf37" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_e4dfd094-00ea-4ded-ae62-7a9f663516ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_e4dfd094-00ea-4ded-ae62-7a9f663516ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_261be6ed-46ec-4ccb-aba4-fad8c4196fad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_261be6ed-46ec-4ccb-aba4-fad8c4196fad" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_11205073-47e8-48bd-a22c-fe2fa1148153" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_11205073-47e8-48bd-a22c-fe2fa1148153" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_9812dfa1-99bb-4504-8a88-b3d1b22d6ee6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_9812dfa1-99bb-4504-8a88-b3d1b22d6ee6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_84b26b75-cdb0-415c-9750-a1fdbd129dbf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_84b26b75-cdb0-415c-9750-a1fdbd129dbf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_a3f18e61-9d49-4837-b8ac-84ca190930d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_cd91db44-8b2b-4c84-a517-1c2320a18b93" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_a3f18e61-9d49-4837-b8ac-84ca190930d7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/EmployeeBenefitPlansAdditionalInformationDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#EmployeeBenefitPlansAdditionalInformationDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/EmployeeBenefitPlansAdditionalInformationDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract_79e04e7d-6657-4e6e-a99b-cb61b48b4cd3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureTable_622b3c22-c62e-40e4-a264-91118f8f2fe5" xlink:href="unm-20200930.xsd#unm_PensionAndOtherPostretirementBenefitsDisclosureTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract_79e04e7d-6657-4e6e-a99b-cb61b48b4cd3" xlink:to="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureTable_622b3c22-c62e-40e4-a264-91118f8f2fe5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_a1bb9364-93dd-4e0d-b3d8-913899c4f3ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureTable_622b3c22-c62e-40e4-a264-91118f8f2fe5" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_a1bb9364-93dd-4e0d-b3d8-913899c4f3ab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_ce255c9e-711c-4124-b3bd-fcb8d434282c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_a1bb9364-93dd-4e0d-b3d8-913899c4f3ab" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_ce255c9e-711c-4124-b3bd-fcb8d434282c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_93b2c37d-5b7f-49f4-9291-2b622868376a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_ce255c9e-711c-4124-b3bd-fcb8d434282c" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_93b2c37d-5b7f-49f4-9291-2b622868376a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_dbb3317f-0208-46c7-ac42-46381af2d996" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureTable_622b3c22-c62e-40e4-a264-91118f8f2fe5" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_dbb3317f-0208-46c7-ac42-46381af2d996" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_2a109bcf-f653-4a4d-a9b1-bc4f9b830748" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_dbb3317f-0208-46c7-ac42-46381af2d996" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_2a109bcf-f653-4a4d-a9b1-bc4f9b830748" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_country_US_d2dddb34-0348-4662-8946-9d5a00836a1d" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_US"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_2a109bcf-f653-4a4d-a9b1-bc4f9b830748" xlink:to="loc_country_US_d2dddb34-0348-4662-8946-9d5a00836a1d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AnnuityContractAxis_338ba498-7ba1-4dc1-ac33-7057a0d91161" xlink:href="unm-20200930.xsd#unm_AnnuityContractAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureTable_622b3c22-c62e-40e4-a264-91118f8f2fe5" xlink:to="loc_unm_AnnuityContractAxis_338ba498-7ba1-4dc1-ac33-7057a0d91161" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_AnnuityContractDomain_e9ace4b2-e92b-463c-b9dd-8c357e62d63c" xlink:href="unm-20200930.xsd#unm_AnnuityContractDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AnnuityContractAxis_338ba498-7ba1-4dc1-ac33-7057a0d91161" xlink:to="loc_unm_AnnuityContractDomain_e9ace4b2-e92b-463c-b9dd-8c357e62d63c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_GroupAnnuityContactMember_2bc8ad53-26df-414a-83ce-e78161a96f41" xlink:href="unm-20200930.xsd#unm_GroupAnnuityContactMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_AnnuityContractDomain_e9ace4b2-e92b-463c-b9dd-8c357e62d63c" xlink:to="loc_unm_GroupAnnuityContactMember_2bc8ad53-26df-414a-83ce-e78161a96f41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureLineItems_52a02b87-9a6d-4c8a-9311-f95319ab17b3" xlink:href="unm-20200930.xsd#unm_PensionAndOtherPostretirementBenefitsDisclosureLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureTable_622b3c22-c62e-40e4-a264-91118f8f2fe5" xlink:to="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureLineItems_52a02b87-9a6d-4c8a-9311-f95319ab17b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_89a58372-0b65-4c68-9b9f-46a1deb8a7cf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_PensionAndOtherPostretirementBenefitsDisclosureLineItems_52a02b87-9a6d-4c8a-9311-f95319ab17b3" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_89a58372-0b65-4c68-9b9f-46a1deb8a7cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/StockholdersEquityandEarningsPerCommonShare" xlink:type="simple" xlink:href="unm-20200930.xsd#StockholdersEquityandEarningsPerCommonShare"/>
<link:presentationLink xlink:role="http://www.unum.com/role/StockholdersEquityandEarningsPerCommonShare" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_StockholdersEquityandEarningsPerCommonShareAbstract_f6b0b5a8-1200-4ff8-9386-a147dae6b0cf" xlink:href="unm-20200930.xsd#unm_StockholdersEquityandEarningsPerCommonShareAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_9c7b853b-947a-4606-b067-5a6b76f7f74e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_StockholdersEquityandEarningsPerCommonShareAbstract_f6b0b5a8-1200-4ff8-9386-a147dae6b0cf" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_9c7b853b-947a-4606-b067-5a6b76f7f74e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_30432795-f721-4405-83a2-9c4d92633aef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_StockholdersEquityandEarningsPerCommonShareAbstract_f6b0b5a8-1200-4ff8-9386-a147dae6b0cf" xlink:to="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_30432795-f721-4405-83a2-9c4d92633aef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/StockholdersEquityandEarningsPerCommonShareTables" xlink:type="simple" xlink:href="unm-20200930.xsd#StockholdersEquityandEarningsPerCommonShareTables"/>
<link:presentationLink xlink:role="http://www.unum.com/role/StockholdersEquityandEarningsPerCommonShareTables" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_StockholdersEquityandEarningsPerCommonShareAbstract_3aa3fe65-8b69-47a0-ae08-7ace052a4474" xlink:href="unm-20200930.xsd#unm_StockholdersEquityandEarningsPerCommonShareAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_e14cfab7-9360-49a2-87d1-ed430eec4179" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_StockholdersEquityandEarningsPerCommonShareAbstract_3aa3fe65-8b69-47a0-ae08-7ace052a4474" xlink:to="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_e14cfab7-9360-49a2-87d1-ed430eec4179" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/BasicandDilutedEarningsPerShareDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#BasicandDilutedEarningsPerShareDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/BasicandDilutedEarningsPerShareDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_d1bab7fd-513a-4977-82d0-ffb77a450ddf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_fdb8ab8a-f2db-4bbf-8a28-f295f7454f9c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAttributableToReportingEntityAbstract"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_d1bab7fd-513a-4977-82d0-ffb77a450ddf" xlink:to="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_fdb8ab8a-f2db-4bbf-8a28-f295f7454f9c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_31e3c881-6c33-46b9-943e-3509c40b3a69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetIncomeLossAttributableToReportingEntityAbstract_fdb8ab8a-f2db-4bbf-8a28-f295f7454f9c" xlink:to="loc_us-gaap_NetIncomeLoss_31e3c881-6c33-46b9-943e-3509c40b3a69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_b698781e-40d8-4675-8465-bbd6fb690cb9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_d1bab7fd-513a-4977-82d0-ffb77a450ddf" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_b698781e-40d8-4675-8465-bbd6fb690cb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f4316ee6-6906-4649-8469-9db0b810ef9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_b698781e-40d8-4675-8465-bbd6fb690cb9" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f4316ee6-6906-4649-8469-9db0b810ef9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_c4ad0295-fe3f-40e8-a44f-a4d1eb7fd017" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_b698781e-40d8-4675-8465-bbd6fb690cb9" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_c4ad0295-fe3f-40e8-a44f-a4d1eb7fd017" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0f7c57fd-3a64-4d51-ae78-82183ae90d25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_b698781e-40d8-4675-8465-bbd6fb690cb9" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_0f7c57fd-3a64-4d51-ae78-82183ae90d25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_b4622062-7f48-4586-92fc-33135f80bf1a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAndDilutedAbstract_d1bab7fd-513a-4977-82d0-ffb77a450ddf" xlink:to="loc_us-gaap_EarningsPerShareAbstract_b4622062-7f48-4586-92fc-33135f80bf1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_2c5f43cf-0aea-4130-87f9-b63ac2056b4b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_b4622062-7f48-4586-92fc-33135f80bf1a" xlink:to="loc_us-gaap_EarningsPerShareBasic_2c5f43cf-0aea-4130-87f9-b63ac2056b4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_471a53f6-bf7d-4ca8-91b2-1c813cb60eb9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_b4622062-7f48-4586-92fc-33135f80bf1a" xlink:to="loc_us-gaap_EarningsPerShareDiluted_471a53f6-bf7d-4ca8-91b2-1c813cb60eb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/StockholdersEquityandEarningsPerCommonShareAdditionalInformationDetail" xlink:type="simple" xlink:href="unm-20200930.xsd#StockholdersEquityandEarningsPerCommonShareAdditionalInformationDetail"/>
<link:presentationLink xlink:role="http://www.unum.com/role/StockholdersEquityandEarningsPerCommonShareAdditionalInformationDetail" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_StockholdersEquityAndEarningsPerCommonShareAdditionalInformationAbstract_951d96ff-79d0-4b5f-8d8d-e4b40c0fbd40" xlink:href="unm-20200930.xsd#unm_StockholdersEquityAndEarningsPerCommonShareAdditionalInformationAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_ecd24f23-0c6b-40a1-a8aa-8bf3f519e2cf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_StockholdersEquityAndEarningsPerCommonShareAdditionalInformationAbstract_951d96ff-79d0-4b5f-8d8d-e4b40c0fbd40" xlink:to="loc_us-gaap_StatementTable_ecd24f23-0c6b-40a1-a8aa-8bf3f519e2cf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramAxis_1705de5d-b3a2-4bd5-a27f-fb94653b0773" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareRepurchaseProgramAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_ecd24f23-0c6b-40a1-a8aa-8bf3f519e2cf" xlink:to="loc_us-gaap_ShareRepurchaseProgramAxis_1705de5d-b3a2-4bd5-a27f-fb94653b0773" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_e61a9cb7-68cf-4e84-96b8-c15a55523852" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_1705de5d-b3a2-4bd5-a27f-fb94653b0773" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_e61a9cb7-68cf-4e84-96b8-c15a55523852" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_RepurchaseProgramAuthorizedInMay2019Member_01704d4b-dd1a-4e45-8a51-e18534054dae" xlink:href="unm-20200930.xsd#unm_RepurchaseProgramAuthorizedInMay2019Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_e61a9cb7-68cf-4e84-96b8-c15a55523852" xlink:to="loc_unm_RepurchaseProgramAuthorizedInMay2019Member_01704d4b-dd1a-4e45-8a51-e18534054dae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_RepurchaseProgramAuthorizedinMay2018Member_3837cf7f-85c4-47f5-992a-5e19967ce76a" xlink:href="unm-20200930.xsd#unm_RepurchaseProgramAuthorizedinMay2018Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_e61a9cb7-68cf-4e84-96b8-c15a55523852" xlink:to="loc_unm_RepurchaseProgramAuthorizedinMay2018Member_3837cf7f-85c4-47f5-992a-5e19967ce76a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OpenMarketRepurchaseMember_1a29612f-88f9-4136-beb2-2dbe2538c946" xlink:href="unm-20200930.xsd#unm_OpenMarketRepurchaseMember"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_e61a9cb7-68cf-4e84-96b8-c15a55523852" xlink:to="loc_unm_OpenMarketRepurchaseMember_1a29612f-88f9-4136-beb2-2dbe2538c946" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_ecd24f23-0c6b-40a1-a8aa-8bf3f519e2cf" xlink:to="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_f7a79f26-a8c7-4982-befb-699ece64bd1a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1_f7a79f26-a8c7-4982-befb-699ece64bd1a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OutstandingRestrictedStockUnitGrantPricesLowerLimit_29ac7c34-a66b-4b4f-86b5-2b25899375ee" xlink:href="unm-20200930.xsd#unm_OutstandingRestrictedStockUnitGrantPricesLowerLimit"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_unm_OutstandingRestrictedStockUnitGrantPricesLowerLimit_29ac7c34-a66b-4b4f-86b5-2b25899375ee" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OutstandingRestrictedStockUnitGrantPricesUpperLimit_393fe651-80d2-416c-88f1-66120d506df6" xlink:href="unm-20200930.xsd#unm_OutstandingRestrictedStockUnitGrantPricesUpperLimit"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_unm_OutstandingRestrictedStockUnitGrantPricesUpperLimit_393fe651-80d2-416c-88f1-66120d506df6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_4fd48ea6-2576-4d3c-b2fd-3aee5055f283" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_4fd48ea6-2576-4d3c-b2fd-3aee5055f283" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_d7ae1220-5d90-42e4-b013-4151d60ce0bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_d7ae1220-5d90-42e4-b013-4151d60ce0bc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramExpirationDate_a6428e2e-f268-401e-9cca-81f4d44d8fb2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramExpirationDate"/>
<link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_StockRepurchaseProgramExpirationDate_a6428e2e-f268-401e-9cca-81f4d44d8fb2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_d1bd3a07-967f-406e-89b7-e4a86c028110" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
<link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_d1bd3a07-967f-406e-89b7-e4a86c028110" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_f604766c-2eae-4d78-b49d-e9291aa16994" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockSharesAcquired"/>
<link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_f604766c-2eae-4d78-b49d-e9291aa16994" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_c10bdedc-a922-4ffb-bb00-f813d5b55d6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
<link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_c10bdedc-a922-4ffb-bb00-f813d5b55d6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_SharesRepurchasedCostCommissions_ddd30b82-7970-49ab-9afb-a19b1e820a74" xlink:href="unm-20200930.xsd#unm_SharesRepurchasedCostCommissions"/>
<link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_unm_SharesRepurchasedCostCommissions_ddd30b82-7970-49ab-9afb-a19b1e820a74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_ee332820-bef8-4143-836d-f0eef51fab4b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockSharesAuthorized"/>
<link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_ee332820-bef8-4143-836d-f0eef51fab4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_ab541f80-65bc-4c4f-9960-1ff01de22937" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
<link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_ab541f80-65bc-4c4f-9960-1ff01de22937" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_6d20af35-6d33-44d5-a8b2-c8a7200fec5f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockSharesIssued"/>
<link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_43ce1e44-987b-4d33-b497-73e6acccb060" xlink:to="loc_us-gaap_PreferredStockSharesIssued_6d20af35-6d33-44d5-a8b2-c8a7200fec5f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/CommitmentsandContingentLiabilities" xlink:type="simple" xlink:href="unm-20200930.xsd#CommitmentsandContingentLiabilities"/>
<link:presentationLink xlink:role="http://www.unum.com/role/CommitmentsandContingentLiabilities" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_dcf88b68-246f-4f76-84e2-37e3eeadbfe3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_d2b77a99-329b-4a33-ada2-08d622951288" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_dcf88b68-246f-4f76-84e2-37e3eeadbfe3" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_d2b77a99-329b-4a33-ada2-08d622951288" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/Other" xlink:type="simple" xlink:href="unm-20200930.xsd#Other"/>
<link:presentationLink xlink:role="http://www.unum.com/role/Other" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtAndOtherDisclosuresAbstract_e489b963-bbd3-4db8-9dc3-77bcbda00fd5" xlink:href="unm-20200930.xsd#unm_DebtAndOtherDisclosuresAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureTextBlock_27a5bc43-13c7-470f-86b6-574ecdc6bdd1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureTextBlock"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAndOtherDisclosuresAbstract_e489b963-bbd3-4db8-9dc3-77bcbda00fd5" xlink:to="loc_us-gaap_DebtDisclosureTextBlock_27a5bc43-13c7-470f-86b6-574ecdc6bdd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_OrganizationalDesignUpdateTextBlock_8c45f782-3f58-4d6e-9745-ae88125a415b" xlink:href="unm-20200930.xsd#unm_OrganizationalDesignUpdateTextBlock"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAndOtherDisclosuresAbstract_e489b963-bbd3-4db8-9dc3-77bcbda00fd5" xlink:to="loc_unm_OrganizationalDesignUpdateTextBlock_8c45f782-3f58-4d6e-9745-ae88125a415b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_StatutoryFinancialInformationTextBlock_4cacb14e-5029-47b5-b96f-3c0c11c9cfd2" xlink:href="unm-20200930.xsd#unm_StatutoryFinancialInformationTextBlock"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAndOtherDisclosuresAbstract_e489b963-bbd3-4db8-9dc3-77bcbda00fd5" xlink:to="loc_unm_StatutoryFinancialInformationTextBlock_4cacb14e-5029-47b5-b96f-3c0c11c9cfd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeasesTextBlock_b23a401c-6032-4446-b86d-b3f733b3fc3f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeasesTextBlock"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAndOtherDisclosuresAbstract_e489b963-bbd3-4db8-9dc3-77bcbda00fd5" xlink:to="loc_us-gaap_LesseeOperatingLeasesTextBlock_b23a401c-6032-4446-b86d-b3f733b3fc3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxDisclosureTextBlock_d2ac330c-6e1d-4c0d-8e40-b0ad5ae43673" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxDisclosureTextBlock"/>
<link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAndOtherDisclosuresAbstract_e489b963-bbd3-4db8-9dc3-77bcbda00fd5" xlink:to="loc_us-gaap_IncomeTaxDisclosureTextBlock_d2ac330c-6e1d-4c0d-8e40-b0ad5ae43673" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/DebtAdditionalInformationDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#DebtAdditionalInformationDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/DebtAdditionalInformationDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtDisclosureAbstract_7a1b9e84-f9cc-4bbf-b11f-a79f5cfddd61" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtDisclosureAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtAdditionalInformationTable_73ec87bf-cf66-42c8-8aa5-145e46adc242" xlink:href="unm-20200930.xsd#unm_DebtAdditionalInformationTable"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtDisclosureAbstract_7a1b9e84-f9cc-4bbf-b11f-a79f5cfddd61" xlink:to="loc_unm_DebtAdditionalInformationTable_73ec87bf-cf66-42c8-8aa5-145e46adc242" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_2839b33a-a9d5-422d-acef-6cd84733f639" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationTable_73ec87bf-cf66-42c8-8aa5-145e46adc242" xlink:to="loc_us-gaap_DebtInstrumentAxis_2839b33a-a9d5-422d-acef-6cd84733f639" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_54d4ff8d-2a22-48bc-bcf1-c211b2176eff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_2839b33a-a9d5-422d-acef-6cd84733f639" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_54d4ff8d-2a22-48bc-bcf1-c211b2176eff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_Notes5625Due2020Member_0ab06135-9ec8-417e-99fc-07ae8eacf4c9" xlink:href="unm-20200930.xsd#unm_Notes5625Due2020Member"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54d4ff8d-2a22-48bc-bcf1-c211b2176eff" xlink:to="loc_unm_Notes5625Due2020Member_0ab06135-9ec8-417e-99fc-07ae8eacf4c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_A4500SeniorNotesDue2025Member_005b2794-906f-46ea-800c-b06e43b90dc7" xlink:href="unm-20200930.xsd#unm_A4500SeniorNotesDue2025Member"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54d4ff8d-2a22-48bc-bcf1-c211b2176eff" xlink:to="loc_unm_A4500SeniorNotesDue2025Member_005b2794-906f-46ea-800c-b06e43b90dc7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_446c9f96-0c2c-4d7e-b963-a32b03a45b0f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationTable_73ec87bf-cf66-42c8-8aa5-145e46adc242" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_446c9f96-0c2c-4d7e-b963-a32b03a45b0f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_dec625ff-d719-499a-8271-5dedccba6e11" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_446c9f96-0c2c-4d7e-b963-a32b03a45b0f" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_dec625ff-d719-499a-8271-5dedccba6e11" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_77a808ee-b669-4c92-bafc-176bf9a8e299" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeniorNotesMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_dec625ff-d719-499a-8271-5dedccba6e11" xlink:to="loc_us-gaap_SeniorNotesMember_77a808ee-b669-4c92-bafc-176bf9a8e299" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_1767b68f-b247-491c-89d9-a3be16bc5adf" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LegalEntityAxis"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationTable_73ec87bf-cf66-42c8-8aa5-145e46adc242" xlink:to="loc_dei_LegalEntityAxis_1767b68f-b247-491c-89d9-a3be16bc5adf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_b1b7c2e4-a1af-41b1-bdb6-4a7e53df5f66" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityDomain"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_LegalEntityAxis_1767b68f-b247-491c-89d9-a3be16bc5adf" xlink:to="loc_dei_EntityDomain_b1b7c2e4-a1af-41b1-bdb6-4a7e53df5f66" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_NorthwindHoldingsLlcMember_201e78be-5cfe-4318-b406-62e78adddceb" xlink:href="unm-20200930.xsd#unm_NorthwindHoldingsLlcMember"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityDomain_b1b7c2e4-a1af-41b1-bdb6-4a7e53df5f66" xlink:to="loc_unm_NorthwindHoldingsLlcMember_201e78be-5cfe-4318-b406-62e78adddceb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_DebtAdditionalInformationLineItems_19020074-4dc4-44a8-8229-09ea0f5e2bcc" xlink:href="unm-20200930.xsd#unm_DebtAdditionalInformationLineItems"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationTable_73ec87bf-cf66-42c8-8aa5-145e46adc242" xlink:to="loc_unm_DebtAdditionalInformationLineItems_19020074-4dc4-44a8-8229-09ea0f5e2bcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchasedFaceAmount_a15f27a8-9cd8-4303-9415-b0cec26e7057" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRepurchasedFaceAmount"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationLineItems_19020074-4dc4-44a8-8229-09ea0f5e2bcc" xlink:to="loc_us-gaap_DebtInstrumentRepurchasedFaceAmount_a15f27a8-9cd8-4303-9415-b0cec26e7057" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentPeriodicPaymentPrincipal_eeacdc78-c4b9-4777-983f-fc136475d099" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentPeriodicPaymentPrincipal"/>
<link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationLineItems_19020074-4dc4-44a8-8229-09ea0f5e2bcc" xlink:to="loc_us-gaap_DebtInstrumentPeriodicPaymentPrincipal_eeacdc78-c4b9-4777-983f-fc136475d099" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_fa0cf261-93ae-48fb-9df0-889e372f66d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
<link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationLineItems_19020074-4dc4-44a8-8229-09ea0f5e2bcc" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_fa0cf261-93ae-48fb-9df0-889e372f66d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_8984171d-9e17-442e-aada-9134b21c3b57" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
<link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_DebtAdditionalInformationLineItems_19020074-4dc4-44a8-8229-09ea0f5e2bcc" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_8984171d-9e17-442e-aada-9134b21c3b57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/LeasesAdditionalInformationDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#LeasesAdditionalInformationDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/LeasesAdditionalInformationDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeasesOperatingAbstract_71d84b22-c5ef-40b8-82bc-abf59448aeaf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LeasesOperatingAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseImpairmentLoss_0713981f-4516-4490-9ad0-29cf51872237" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseImpairmentLoss"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LeasesOperatingAbstract_71d84b22-c5ef-40b8-82bc-abf59448aeaf" xlink:to="loc_us-gaap_OperatingLeaseImpairmentLoss_0713981f-4516-4490-9ad0-29cf51872237" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
<link:roleRef roleURI="http://www.unum.com/role/OtherDetails" xlink:type="simple" xlink:href="unm-20200930.xsd#OtherDetails"/>
<link:presentationLink xlink:role="http://www.unum.com/role/OtherDetails" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_unm_OrganizationalDesignUpdatesAbstract_078a166f-dac2-4f0f-acf7-c7dbdf7eadd5" xlink:href="unm-20200930.xsd#unm_OrganizationalDesignUpdatesAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_unm_CostsRelatedToOrganizationalDesignUpdate_69d15631-d0bb-45a6-a62a-4fa023c8d2d4" xlink:href="unm-20200930.xsd#unm_CostsRelatedToOrganizationalDesignUpdate"/>
<link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_unm_OrganizationalDesignUpdatesAbstract_078a166f-dac2-4f0f-acf7-c7dbdf7eadd5" xlink:to="loc_unm_CostsRelatedToOrganizationalDesignUpdate_69d15631-d0bb-45a6-a62a-4fa023c8d2d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
</link:presentationLink>
</link:linkbase>


2 Previous Filings that this Filing References

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 8/26/20  Unum Group                        8-K:5,9     8/24/20   14:525K
 8/20/20  Unum Group                        S-3ASR      8/20/20    7:859K
Top
Filing Submission 0000005513-20-000152   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Wed., May 8, 3:36:30.1pm ET