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

Rayonier Advanced Materials Inc. – ‘10-Q’ for 9/24/22 – ‘EX-101.DEF’

On:  Wednesday, 11/2/22, at 12:25pm ET   ·   For:  9/24/22   ·   Accession #:  1597672-22-55   ·   File #:  1-36285

Previous ‘10-Q’:  ‘10-Q’ on 8/4/22 for 6/25/22   ·   Next:  ‘10-Q’ on 5/10/23 for 4/1/23   ·   Latest:  ‘10-Q’ on 11/8/23 for 9/30/23   ·   6 References:   

Find Words in Filings emoji
 
  in    Show  and   Hints

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

11/02/22  Rayonier Advanced Materials Inc.  10-Q        9/24/22   91:9M

Quarterly Report   —   Form 10-Q

Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-Q        Quarterly Report                                    HTML   1.93M 
 2: EX-10.1     Material Contract                                   HTML     34K 
 3: EX-10.2     Material Contract                                   HTML     25K 
 4: EX-31.1     Certification -- §302 - SOA'02                      HTML     28K 
 5: EX-31.2     Certification -- §302 - SOA'02                      HTML     28K 
 6: EX-32.0     Certification -- §906 - SOA'02                      HTML     25K 
12: R1          Cover Page                                          HTML     77K 
13: R2          Consolidated Statements of Operations               HTML    133K 
14: R3          Consolidated Statements of Comprehensive Income     HTML     55K 
                (Loss)                                                           
15: R4          Consolidated Balance Sheets                         HTML    124K 
16: R5          Consolidated Balance Sheets (Parenthetical)         HTML     34K 
17: R6          Consolidated Statements of Cash Flows               HTML    125K 
18: R7          Basis of Presentation and New Accounting            HTML     29K 
                Pronouncements                                                   
19: R8          Discontinued Operations                             HTML     71K 
20: R9          Accounts Receivable, Net                            HTML     33K 
21: R10         Inventory                                           HTML     32K 
22: R11         Leases                                              HTML     91K 
23: R12         Accrued and Other Current Liabilities               HTML     36K 
24: R13         Debt and Finance Leases                             HTML     51K 
25: R14         Environmental Liabilities                           HTML     36K 
26: R15         Derivatives Instruments                             HTML     51K 
27: R16         Fair Value Measurements                             HTML     61K 
28: R17         Accumulated Other Comprehensive Income (Loss)       HTML     56K 
29: R18         Stockholders' Equity                                HTML    126K 
30: R19         Earnings Per Common Share                           HTML     71K 
31: R20         Incentive Stock Plans                               HTML     51K 
32: R21         Employee Benefit Plans                              HTML     66K 
33: R22         Income Taxes                                        HTML     32K 
34: R23         Segment and Geographical Information                HTML     74K 
35: R24         Commitments and Contingencies                       HTML     34K 
36: R25         Supplemental Disclosure of Cash Flows Information   HTML     31K 
37: R26         Basis of Presentation and New Accounting            HTML     37K 
                Pronouncements (Policies)                                        
38: R27         Discontinued Operations (Tables)                    HTML     71K 
39: R28         Accounts Receivable, Net (Tables)                   HTML     33K 
40: R29         Inventory (Tables)                                  HTML     33K 
41: R30         Leases (Tables)                                     HTML     57K 
42: R31         Accrued and Other Current Liabilities (Tables)      HTML     36K 
43: R32         Debt and Finance Leases (Tables)                    HTML     51K 
44: R33         Environmental Liabilities (Tables)                  HTML     32K 
45: R34         Derivatives Instruments (Tables)                    HTML     50K 
46: R35         Fair Value Measurements (Tables)                    HTML     59K 
47: R36         Accumulated Other Comprehensive Income (Loss)       HTML     55K 
                (Tables)                                                         
48: R37         Stockholders' Equity (Tables)                       HTML    118K 
49: R38         Earnings Per Common Share (Tables)                  HTML     73K 
50: R39         Incentive Stock Plans (Tables)                      HTML     48K 
51: R40         Employee Benefit Plans (Tables)                     HTML     60K 
52: R41         Segment and Geographical Information (Tables)       HTML     74K 
53: R42         Supplemental Disclosure of Cash Flows Information   HTML     30K 
                (Tables)                                                         
54: R43         Basis of Presentation and New Accounting            HTML     30K 
                Pronouncements (Details)                                         
55: R44         Discontinued Operations - Narrative (Details)       HTML     49K 
56: R45         Discontinued Operations - Income (Loss) from        HTML     73K 
                Discontinued Operations (Details)                                
57: R46         Discontinued Operations - Other Discontinued        HTML     31K 
                Operations Information (Details)                                 
58: R47         Accounts Receivable, Net (Details)                  HTML     35K 
59: R48         Inventory (Details)                                 HTML     36K 
60: R49         Leases - Narrative (Details)                        HTML     43K 
61: R50         Leases - Components of Lease Expense (Details)      HTML     35K 
62: R51         Leases - Balance Sheet Components (Details)         HTML     36K 
63: R52         Leases - Operating Lease Maturities (Details)       HTML     42K 
64: R53         Accrued and Other Current Liabilities (Details)     HTML     44K 
65: R54         Debt and Finance Leases - Summary of Debt and       HTML     77K 
                Finance Leases (Details)                                         
66: R55         Debt and Finance Leases - Narrative (Details)       HTML     42K 
67: R56         Debt and Finance Leases - Schedule of Debt          HTML     34K 
                Principal Payments (Details)                                     
68: R57         Environmental Liabilities (Details)                 HTML     45K 
69: R58         Derivatives Instruments - Cash Flow Hedges          HTML     39K 
                (Details)                                                        
70: R59         Derivatives Instruments - Unrealized Gain in AOCI   HTML     35K 
                (Details)                                                        
71: R60         Fair Value Measurements - Fair Value by Hierarchy   HTML     49K 
                (Details)                                                        
72: R61         Fair Value Measurements - Narrative (Details)       HTML     43K 
73: R62         Fair Value Measurements - Measurement Inputs        HTML     38K 
                (Details)                                                        
74: R63         Accumulated Other Comprehensive Income (Loss)       HTML     78K 
                (Details)                                                        
75: R64         Stockholders' Equity - Schedule of Rollforward      HTML     77K 
                (Details)                                                        
76: R65         Stockholders' Equity - Narrative (Details)          HTML     43K 
77: R66         Earnings Per Common Share - Schedule of             HTML     91K 
                Computation (Details)                                            
78: R67         Earnings Per Common Share - Antidilutive            HTML     32K 
                Securities (Details)                                             
79: R68         Incentive Stock Plans - Narrative (Details)         HTML     38K 
80: R69         Incentive Stock Plans - Schedule of Activity        HTML     88K 
                (Details)                                                        
81: R70         Employee Benefit Plans - Narrative (Details)        HTML     26K 
82: R71         Employee Benefit Plans - Net Periodic Benefit       HTML     53K 
                Costs (Details)                                                  
83: R72         Income Taxes (Details)                              HTML     36K 
84: R73         Segment and Geographical Information (Details)      HTML     68K 
85: R74         Commitments and Contingencies (Details)             HTML     45K 
86: R75         Supplemental Disclosure of Cash Flows Information   HTML     31K 
                (Details)                                                        
89: XML         IDEA XML File -- Filing Summary                      XML    163K 
87: XML         XBRL Instance -- ryam-20220924_htm                   XML   2.36M 
88: EXCEL       IDEA Workbook of Financial Reports                  XLSX    141K 
 8: EX-101.CAL  XBRL Calculations -- ryam-20220924_cal               XML    251K 
 9: EX-101.DEF  XBRL Definitions -- ryam-20220924_def                XML    548K 
10: EX-101.LAB  XBRL Labels -- ryam-20220924_lab                     XML   1.62M 
11: EX-101.PRE  XBRL Presentations -- ryam-20220924_pre              XML    966K 
 7: EX-101.SCH  XBRL Schema -- ryam-20220924                         XSD    162K 
90: JSON        XBRL Instance as JSON Data -- MetaLinks              438±   651K 
91: ZIP         XBRL Zipped Folder -- 0001597672-22-000055-xbrl      Zip    433K 


‘EX-101.DEF’   —   XBRL Definitions — ryam-20220924_def


This Exhibit is an XBRL XML File.


                                                                                                                                                                                
<?xml version="1.0" encoding="windows-1252"?>
<!-- XBRL Document Created with Wdesk from Workiva -->
<!-- Copyright 2022 Workiva -->
<!-- r:d78b55d2-4f8d-4c70-b98a-5182ba6056c4,g:43e1550e-d145-4f0e-a9ea-319f96951eb6 -->
<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" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
<link:roleRef roleURI="http://www.rayonieram.com/role/BasisofPresentationandNewAccountingPronouncementsDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#BasisofPresentationandNewAccountingPronouncementsDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/BasisofPresentationandNewAccountingPronouncementsDetails" xlink:type="extended" id="ieeb43914bcaf46f7953a1b885863344a_BasisofPresentationandNewAccountingPronouncementsDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventLineItems_6107fc81-8ed0-4c45-b6f5-ffb7ba7da183" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_8a3430a5-1f45-47aa-88f7-9a8ad20caec4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfDebt"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6107fc81-8ed0-4c45-b6f5-ffb7ba7da183" xlink:to="loc_us-gaap_RepaymentsOfDebt_8a3430a5-1f45-47aa-88f7-9a8ad20caec4" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTable_4f686881-ec36-499d-b25d-10c0f86a261f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SubsequentEventLineItems_6107fc81-8ed0-4c45-b6f5-ffb7ba7da183" xlink:to="loc_us-gaap_SubsequentEventTable_4f686881-ec36-499d-b25d-10c0f86a261f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_a1c40e03-2ece-4c60-be4b-1a79ec5478f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_4f686881-ec36-499d-b25d-10c0f86a261f" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_a1c40e03-2ece-4c60-be4b-1a79ec5478f5" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_a1c40e03-2ece-4c60-be4b-1a79ec5478f5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_a1c40e03-2ece-4c60-be4b-1a79ec5478f5" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_a1c40e03-2ece-4c60-be4b-1a79ec5478f5_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_1b4be4f9-6685-41c2-b00b-af6e140675df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_a1c40e03-2ece-4c60-be4b-1a79ec5478f5" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_1b4be4f9-6685-41c2-b00b-af6e140675df" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_ffe2638f-5b7a-4c33-a080-d3d6a6c0bcd3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_1b4be4f9-6685-41c2-b00b-af6e140675df" xlink:to="loc_us-gaap_SubsequentEventMember_ffe2638f-5b7a-4c33-a080-d3d6a6c0bcd3" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_26949c79-2f01-4932-ba31-e65bca0ca6c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_4f686881-ec36-499d-b25d-10c0f86a261f" xlink:to="loc_us-gaap_DebtInstrumentAxis_26949c79-2f01-4932-ba31-e65bca0ca6c2" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_26949c79-2f01-4932-ba31-e65bca0ca6c2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_26949c79-2f01-4932-ba31-e65bca0ca6c2" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_26949c79-2f01-4932-ba31-e65bca0ca6c2_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_3f7be462-1e19-46d4-a888-6d2ad05e7dc5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_26949c79-2f01-4932-ba31-e65bca0ca6c2" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_3f7be462-1e19-46d4-a888-6d2ad05e7dc5" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_CanadianDollarFixedRateTermLoansMember_c8ffbc15-87e8-439f-b427-a6e2c78238e9" xlink:href="ryam-20220924.xsd#ryam_CanadianDollarFixedRateTermLoansMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_3f7be462-1e19-46d4-a888-6d2ad05e7dc5" xlink:to="loc_ryam_CanadianDollarFixedRateTermLoansMember_c8ffbc15-87e8-439f-b427-a6e2c78238e9" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_7dcf4ad2-44be-4334-b698-a2f2e449cb4e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_4f686881-ec36-499d-b25d-10c0f86a261f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_7dcf4ad2-44be-4334-b698-a2f2e449cb4e" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_7dcf4ad2-44be-4334-b698-a2f2e449cb4e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_7dcf4ad2-44be-4334-b698-a2f2e449cb4e" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_7dcf4ad2-44be-4334-b698-a2f2e449cb4e_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_d57d632a-490e-4093-815c-91287f1d3794" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_7dcf4ad2-44be-4334-b698-a2f2e449cb4e" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_d57d632a-490e-4093-815c-91287f1d3794" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansPayableMember_e9323320-c51e-43ca-9c21-99046ce3f5a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansPayableMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_d57d632a-490e-4093-815c-91287f1d3794" xlink:to="loc_us-gaap_LoansPayableMember_e9323320-c51e-43ca-9c21-99046ce3f5a4" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DiscontinuedOperationsNarrativeDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DiscontinuedOperationsNarrativeDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DiscontinuedOperationsNarrativeDetails" xlink:type="extended" id="i301c5aed31d1401089259220c4a41850_DiscontinuedOperationsNarrativeDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_5d66b870-7433-4321-b3a1-fda2b3aca5ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration_5d66b870-7433-4321-b3a1-fda2b3aca5ed" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedShares_16236bcc-e80c-436d-aa5f-bb94b312827c" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedShares"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedShares_16236bcc-e80c-436d-aa5f-bb94b312827c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationNoteReceivable_f79e1021-f371-44dd-a517-2fc431734627" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationNoteReceivable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationNoteReceivable_f79e1021-f371-44dd-a517-2fc431734627" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupNotDiscontinuedOperationSaleOfCommonShares_f8836d22-ae26-4de0-868c-c52a205238b2" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupNotDiscontinuedOperationSaleOfCommonShares"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_ryam_DisposalGroupNotDiscontinuedOperationSaleOfCommonShares_f8836d22-ae26-4de0-868c-c52a205238b2" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationPurchasePriceProtectionClauseTerm_db22338d-9cdb-4f42-9f93-8751a8cbd4ec" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationPurchasePriceProtectionClauseTerm"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationPurchasePriceProtectionClauseTerm_db22338d-9cdb-4f42-9f93-8751a8cbd4ec" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationAmountOfContinuingCashFlowsAfterDisposal_abc6db52-1eae-4046-ac56-f0d56a2f22a0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationAmountOfContinuingCashFlowsAfterDisposal"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_us-gaap_DiscontinuedOperationAmountOfContinuingCashFlowsAfterDisposal_abc6db52-1eae-4046-ac56-f0d56a2f22a0" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationAmountOfAdjustmentToPriorPeriodGainLossOnDisposalNetOfTax_4cffc200-f66f-408e-bae2-42a69de796cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationAmountOfAdjustmentToPriorPeriodGainLossOnDisposalNetOfTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_us-gaap_DiscontinuedOperationAmountOfAdjustmentToPriorPeriodGainLossOnDisposalNetOfTax_4cffc200-f66f-408e-bae2-42a69de796cd" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableForRecoveryOfImportDutiesNet_013164b9-c1f6-40c8-8f30-657f539c155b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReceivableForRecoveryOfImportDutiesNet"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_us-gaap_ReceivableForRecoveryOfImportDutiesNet_013164b9-c1f6-40c8-8f30-657f539c155b" xlink:type="arc" order="7"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_659d23d0-b06e-423e-ac08-a58e57d9386c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_e039d51e-57e0-4c47-9792-e7fb060a48a6" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_659d23d0-b06e-423e-ac08-a58e57d9386c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_2f6c5fc7-e409-4cf6-9ec0-cc29007e0486" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_659d23d0-b06e-423e-ac08-a58e57d9386c" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_2f6c5fc7-e409-4cf6-9ec0-cc29007e0486" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_2f6c5fc7-e409-4cf6-9ec0-cc29007e0486_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_2f6c5fc7-e409-4cf6-9ec0-cc29007e0486" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_2f6c5fc7-e409-4cf6-9ec0-cc29007e0486_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_c0b500e0-1400-4ba6-88e3-4b7850b39e95" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_2f6c5fc7-e409-4cf6-9ec0-cc29007e0486" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_c0b500e0-1400-4ba6-88e3-4b7850b39e95" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_LumberAndNewsprintFacilitiesMember_0a2d1ba9-6131-4791-a5dd-06bbdc144d61" xlink:href="ryam-20220924.xsd#ryam_LumberAndNewsprintFacilitiesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_c0b500e0-1400-4ba6-88e3-4b7850b39e95" xlink:to="loc_ryam_LumberAndNewsprintFacilitiesMember_0a2d1ba9-6131-4791-a5dd-06bbdc144d61" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_10624c75-5d5b-4852-8b32-f3cab9f41e59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_659d23d0-b06e-423e-ac08-a58e57d9386c" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_10624c75-5d5b-4852-8b32-f3cab9f41e59" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_10624c75-5d5b-4852-8b32-f3cab9f41e59_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_10624c75-5d5b-4852-8b32-f3cab9f41e59" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_10624c75-5d5b-4852-8b32-f3cab9f41e59_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_7f16b18e-13da-41e2-950b-13fe2071cc9d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_10624c75-5d5b-4852-8b32-f3cab9f41e59" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_7f16b18e-13da-41e2-950b-13fe2071cc9d" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_4bdf4cd6-14f4-409b-82e4-3dfee56606f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationsDisposedOfBySaleMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_7f16b18e-13da-41e2-950b-13fe2071cc9d" xlink:to="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_4bdf4cd6-14f4-409b-82e4-3dfee56606f2" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_b8d791f2-1e73-4fc6-baf5-5be67ce7b6a7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_659d23d0-b06e-423e-ac08-a58e57d9386c" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_b8d791f2-1e73-4fc6-baf5-5be67ce7b6a7" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_b8d791f2-1e73-4fc6-baf5-5be67ce7b6a7_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_b8d791f2-1e73-4fc6-baf5-5be67ce7b6a7" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_b8d791f2-1e73-4fc6-baf5-5be67ce7b6a7_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_ccab8f8b-df77-42fd-879c-d1a4c88b17eb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_b8d791f2-1e73-4fc6-baf5-5be67ce7b6a7" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_ccab8f8b-df77-42fd-879c-d1a4c88b17eb" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_GreenFirstMember_9e629c47-55e1-4b8d-9e5e-022b7066746f" xlink:href="ryam-20220924.xsd#ryam_GreenFirstMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_ccab8f8b-df77-42fd-879c-d1a4c88b17eb" xlink:to="loc_ryam_GreenFirstMember_9e629c47-55e1-4b8d-9e5e-022b7066746f" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DiscontinuedOperationsIncomeLossfromDiscontinuedOperationsDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DiscontinuedOperationsIncomeLossfromDiscontinuedOperationsDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DiscontinuedOperationsIncomeLossfromDiscontinuedOperationsDetails" xlink:type="extended" id="i4fc02b84d7e144cda44c12e134f3baba_DiscontinuedOperationsIncomeLossfromDiscontinuedOperationsDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_fe78d4d9-bfe1-4272-8536-2c4f32419c9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_fe78d4d9-bfe1-4272-8536-2c4f32419c9b" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSoldNet_b2265c4c-9f8d-43a3-8d30-f6d4f9a484be" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSoldNet"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationCostsOfGoodsSoldNet_b2265c4c-9f8d-43a3-8d30-f6d4f9a484be" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss_aa210e51-01dd-48e0-8dfa-ea58073b7e9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationGrossProfitLoss_aa210e51-01dd-48e0-8dfa-ea58073b7e9f" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeAndOtherExpenseIncome_c55f2a4a-adf8-47eb-8334-c86f6f51c403" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeAndOtherExpenseIncome"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationGeneralAndAdministrativeAndOtherExpenseIncome_c55f2a4a-adf8-47eb-8334-c86f6f51c403" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_9f4b9fd4-ea3c-4fed-98be-9a811211f9de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_9f4b9fd4-ea3c-4fed-98be-9a811211f9de" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_e0c2bd52-b8e2-454f-a64d-4c8358bdbe4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense_e0c2bd52-b8e2-454f-a64d-4c8358bdbe4d" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationOtherIncomeExpense_2fdc866e-ae14-40ae-a7ad-377be921846b" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationOtherIncomeExpense"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationOtherIncomeExpense_2fdc866e-ae14-40ae-a7ad-377be921846b" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_8260d9a5-d3a9-41cc-930b-102e4005e73b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_8260d9a5-d3a9-41cc-930b-102e4005e73b" xlink:type="arc" order="7"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_1730d66c-7c17-456b-99d1-fba3fafc6020" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_1730d66c-7c17-456b-99d1-fba3fafc6020" xlink:type="arc" order="8"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax_185c60b0-23d3-4a3d-9033-3302ce67515c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationDuringPhaseOutPeriodNetOfTax_185c60b0-23d3-4a3d-9033-3302ce67515c" xlink:type="arc" order="9"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_f703a05f-79ea-4fa4-971e-c1603b0d2aad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax_f703a05f-79ea-4fa4-971e-c1603b0d2aad" xlink:type="arc" order="10"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation_37644980-fc0f-4de8-a488-ebe2e434ae34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfIncomeLossFromDisposalOfDiscontinuedOperation_37644980-fc0f-4de8-a488-ebe2e434ae34" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_7e4ed040-fd7a-4af6-8c8c-7b253e609e03" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax_7e4ed040-fd7a-4af6-8c8c-7b253e609e03" xlink:type="arc" order="12"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_aa12c92c-85e4-4505-8718-4060bb59600f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_aa12c92c-85e4-4505-8718-4060bb59600f" xlink:type="arc" order="13"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_148cf7ab-11f8-4252-9147-94a4f572ecf9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_d20eb699-1897-4c20-8147-287333142ad8" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_148cf7ab-11f8-4252-9147-94a4f572ecf9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_ac6dd3fe-ede3-40e4-810a-4dc338b9403f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_148cf7ab-11f8-4252-9147-94a4f572ecf9" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_ac6dd3fe-ede3-40e4-810a-4dc338b9403f" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_ac6dd3fe-ede3-40e4-810a-4dc338b9403f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_ac6dd3fe-ede3-40e4-810a-4dc338b9403f" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_ac6dd3fe-ede3-40e4-810a-4dc338b9403f_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_40af7fc5-bfa2-42c1-b3cc-e8fd3c6299f8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_ac6dd3fe-ede3-40e4-810a-4dc338b9403f" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_40af7fc5-bfa2-42c1-b3cc-e8fd3c6299f8" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_b0f58a53-d072-4949-8b73-84ee8c7cb039" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationsDisposedOfBySaleMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_40af7fc5-bfa2-42c1-b3cc-e8fd3c6299f8" xlink:to="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_b0f58a53-d072-4949-8b73-84ee8c7cb039" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_8d921a32-eec0-4a9a-a398-db9be20ec81e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_148cf7ab-11f8-4252-9147-94a4f572ecf9" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_8d921a32-eec0-4a9a-a398-db9be20ec81e" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_8d921a32-eec0-4a9a-a398-db9be20ec81e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_8d921a32-eec0-4a9a-a398-db9be20ec81e" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_8d921a32-eec0-4a9a-a398-db9be20ec81e_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_a8ba21f9-9d9d-43d5-8b0d-ff6fc0f9aa8a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_8d921a32-eec0-4a9a-a398-db9be20ec81e" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_a8ba21f9-9d9d-43d5-8b0d-ff6fc0f9aa8a" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_LumberAndNewsprintFacilitiesMember_549a4c38-411d-4546-87d3-d64a6ce87012" xlink:href="ryam-20220924.xsd#ryam_LumberAndNewsprintFacilitiesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_a8ba21f9-9d9d-43d5-8b0d-ff6fc0f9aa8a" xlink:to="loc_ryam_LumberAndNewsprintFacilitiesMember_549a4c38-411d-4546-87d3-d64a6ce87012" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_eae72cd9-5604-49be-9ccf-b84093774fdc" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_148cf7ab-11f8-4252-9147-94a4f572ecf9" xlink:to="loc_srt_ConsolidationItemsAxis_eae72cd9-5604-49be-9ccf-b84093774fdc" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_eae72cd9-5604-49be-9ccf-b84093774fdc_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_eae72cd9-5604-49be-9ccf-b84093774fdc" xlink:to="loc_srt_ConsolidationItemsDomain_eae72cd9-5604-49be-9ccf-b84093774fdc_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_fe004584-aeb0-4860-b987-7e2309fb5cf5" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_eae72cd9-5604-49be-9ccf-b84093774fdc" xlink:to="loc_srt_ConsolidationItemsDomain_fe004584-aeb0-4860-b987-7e2309fb5cf5" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationEliminationsMember_0cf85b62-2e15-4036-bc10-0d0b057b99d7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationEliminationsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_fe004584-aeb0-4860-b987-7e2309fb5cf5" xlink:to="loc_srt_ConsolidationEliminationsMember_0cf85b62-2e15-4036-bc10-0d0b057b99d7" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DiscontinuedOperationsOtherDiscontinuedOperationsInformationDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DiscontinuedOperationsOtherDiscontinuedOperationsInformationDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DiscontinuedOperationsOtherDiscontinuedOperationsInformationDetails" xlink:type="extended" id="idb08bf458a30443db07d04c163ef1a0a_DiscontinuedOperationsOtherDiscontinuedOperationsInformationDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_ad45c10a-4401-4426-8b00-ee24b7575c76" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortizationDiscontinuedOperations_2272f85c-eb8b-44e7-a13e-ed412089e40a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAndAmortizationDiscontinuedOperations"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_ad45c10a-4401-4426-8b00-ee24b7575c76" xlink:to="loc_us-gaap_DepreciationAndAmortizationDiscontinuedOperations_2272f85c-eb8b-44e7-a13e-ed412089e40a" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalExpenditureDiscontinuedOperations_dc7ee34a-f20c-444f-ba2e-db984dd1bcd3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalExpenditureDiscontinuedOperations"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_ad45c10a-4401-4426-8b00-ee24b7575c76" xlink:to="loc_us-gaap_CapitalExpenditureDiscontinuedOperations_dc7ee34a-f20c-444f-ba2e-db984dd1bcd3" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_3ced4abf-653b-4e85-8fd6-2f5e37f3e798" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_ad45c10a-4401-4426-8b00-ee24b7575c76" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_3ced4abf-653b-4e85-8fd6-2f5e37f3e798" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_3801f466-c995-448a-838f-730e4f2f7edf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_3ced4abf-653b-4e85-8fd6-2f5e37f3e798" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_3801f466-c995-448a-838f-730e4f2f7edf" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_3801f466-c995-448a-838f-730e4f2f7edf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_3801f466-c995-448a-838f-730e4f2f7edf" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_3801f466-c995-448a-838f-730e4f2f7edf_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_f84a2a53-f4f4-46e8-9736-8a90293894e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_3801f466-c995-448a-838f-730e4f2f7edf" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_f84a2a53-f4f4-46e8-9736-8a90293894e8" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_3903e7ef-581a-4c84-abb5-c7540cfa7c08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationsDisposedOfBySaleMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_f84a2a53-f4f4-46e8-9736-8a90293894e8" xlink:to="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_3903e7ef-581a-4c84-abb5-c7540cfa7c08" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0e9f088e-f1f4-4500-8020-7071c605c16d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_3ced4abf-653b-4e85-8fd6-2f5e37f3e798" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0e9f088e-f1f4-4500-8020-7071c605c16d" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0e9f088e-f1f4-4500-8020-7071c605c16d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0e9f088e-f1f4-4500-8020-7071c605c16d" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0e9f088e-f1f4-4500-8020-7071c605c16d_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_6a74a8fe-3144-4a7e-8c7a-a19fac68c406" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0e9f088e-f1f4-4500-8020-7071c605c16d" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_6a74a8fe-3144-4a7e-8c7a-a19fac68c406" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_LumberAndNewsprintFacilitiesMember_d0215c2b-7b28-4ca7-8680-0b7484370727" xlink:href="ryam-20220924.xsd#ryam_LumberAndNewsprintFacilitiesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_6a74a8fe-3144-4a7e-8c7a-a19fac68c406" xlink:to="loc_ryam_LumberAndNewsprintFacilitiesMember_d0215c2b-7b28-4ca7-8680-0b7484370727" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/AccountsReceivableNetDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#AccountsReceivableNetDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/AccountsReceivableNetDetails" xlink:type="extended" id="i431362c0dbbd4a7792dc0de0bd57a367_AccountsReceivableNetDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_9db41d1a-30b0-41f1-801d-f965ba8b894c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_84ec04fc-c142-46b3-85fd-65eff9650e3c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_9db41d1a-30b0-41f1-801d-f965ba8b894c" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_84ec04fc-c142-46b3-85fd-65eff9650e3c" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_431d2e44-1bd1-4253-b3a5-0361063c1429" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_9db41d1a-30b0-41f1-801d-f965ba8b894c" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_431d2e44-1bd1-4253-b3a5-0361063c1429" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_ff3c827e-f003-436a-b1b4-1d51f27d9ce1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsReceivableNetCurrent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_9db41d1a-30b0-41f1-801d-f965ba8b894c" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_ff3c827e-f003-436a-b1b4-1d51f27d9ce1" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ff02c659-9a75-4436-9af1-1ad79b1b8eab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_9db41d1a-30b0-41f1-801d-f965ba8b894c" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ff02c659-9a75-4436-9af1-1ad79b1b8eab" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2e0220ea-2ae6-4f1f-aef6-99d9db3cbfef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_ff02c659-9a75-4436-9af1-1ad79b1b8eab" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2e0220ea-2ae6-4f1f-aef6-99d9db3cbfef" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_2e0220ea-2ae6-4f1f-aef6-99d9db3cbfef_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReceivableTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2e0220ea-2ae6-4f1f-aef6-99d9db3cbfef" xlink:to="loc_us-gaap_ReceivableTypeDomain_2e0220ea-2ae6-4f1f-aef6-99d9db3cbfef_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_9909f0eb-e683-4dee-96c2-7d0294acf8b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReceivableTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_2e0220ea-2ae6-4f1f-aef6-99d9db3cbfef" xlink:to="loc_us-gaap_ReceivableTypeDomain_9909f0eb-e683-4dee-96c2-7d0294acf8b1" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradeAccountsReceivableMember_ccfeea18-bb68-4a66-8a04-6be10892380c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradeAccountsReceivableMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_9909f0eb-e683-4dee-96c2-7d0294acf8b1" xlink:to="loc_us-gaap_TradeAccountsReceivableMember_ccfeea18-bb68-4a66-8a04-6be10892380c" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_OtherReceivablesMember_e122c86d-664b-45a8-a485-649dd2fce6b1" xlink:href="ryam-20220924.xsd#ryam_OtherReceivablesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_9909f0eb-e683-4dee-96c2-7d0294acf8b1" xlink:to="loc_ryam_OtherReceivablesMember_e122c86d-664b-45a8-a485-649dd2fce6b1" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/LeasesNarrativeDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#LeasesNarrativeDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/LeasesNarrativeDetails" xlink:type="extended" id="ia3f399759f1840ab9846d94da45da190_LeasesNarrativeDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_LeaseRemainingLeaseTerm_e6822d68-1cda-4d3e-b332-9467a4b85686" xlink:href="ryam-20220924.xsd#ryam_LeaseRemainingLeaseTerm"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_ryam_LeaseRemainingLeaseTerm_e6822d68-1cda-4d3e-b332-9467a4b85686" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_ebfe13c9-d551-42d1-8303-98c23160b18f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_ebfe13c9-d551-42d1-8303-98c23160b18f" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_907022d6-2b75-4095-a4cd-25d685321ab0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_907022d6-2b75-4095-a4cd-25d685321ab0" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_09718551-9156-4a89-961c-ac9d54f6e617" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_09718551-9156-4a89-961c-ac9d54f6e617" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_b326fc2f-287f-44d7-9485-9548010b3fca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_b326fc2f-287f-44d7-9485-9548010b3fca" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasePayments_0c4497e7-41bb-4435-9b17-cba329674a5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeasePayments"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_OperatingLeasePayments_0c4497e7-41bb-4435-9b17-cba329674a5c" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAsset_5f77e28f-5166-4b89-b0b8-830bb11f8971" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseRightOfUseAsset"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAsset_5f77e28f-5166-4b89-b0b8-830bb11f8971" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_57cd5606-ddc2-44c4-a337-ea0b3cd48979" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_aac6617f-b9b7-4db9-8c5e-a9c8aa612e82" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_57cd5606-ddc2-44c4-a337-ea0b3cd48979" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_737e9a88-eb9c-4f48-80e2-e216c68d30d8" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_57cd5606-ddc2-44c4-a337-ea0b3cd48979" xlink:to="loc_srt_RangeAxis_737e9a88-eb9c-4f48-80e2-e216c68d30d8" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_737e9a88-eb9c-4f48-80e2-e216c68d30d8_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_737e9a88-eb9c-4f48-80e2-e216c68d30d8" xlink:to="loc_srt_RangeMember_737e9a88-eb9c-4f48-80e2-e216c68d30d8_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_0ff3daf1-6726-4704-ba98-43267a920575" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_737e9a88-eb9c-4f48-80e2-e216c68d30d8" xlink:to="loc_srt_RangeMember_0ff3daf1-6726-4704-ba98-43267a920575" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_43500c93-f5fe-44c7-b6a1-49208f5eb2b5" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0ff3daf1-6726-4704-ba98-43267a920575" xlink:to="loc_srt_MinimumMember_43500c93-f5fe-44c7-b6a1-49208f5eb2b5" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_bc550c43-352c-4ba9-8ce2-f25d99bc2864" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0ff3daf1-6726-4704-ba98-43267a920575" xlink:to="loc_srt_MaximumMember_bc550c43-352c-4ba9-8ce2-f25d99bc2864" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DebtandFinanceLeasesSummaryofDebtandFinanceLeasesDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DebtandFinanceLeasesSummaryofDebtandFinanceLeasesDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DebtandFinanceLeasesSummaryofDebtandFinanceLeasesDetails" xlink:type="extended" id="i2e8e79c30346411db0b4e5ae08efdb19_DebtandFinanceLeasesSummaryofDebtandFinanceLeasesDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_bbabff5e-3798-4624-8e19-6e4f232c9888" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_bbabff5e-3798-4624-8e19-6e4f232c9888" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_be85633a-b9b7-41e8-abc5-dc9d32444e55" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_be85633a-b9b7-41e8-abc5-dc9d32444e55" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DebtInstrumentVariableRateDuringPeriod_16830430-1fc3-4d3a-a781-191a47305753" xlink:href="ryam-20220924.xsd#ryam_DebtInstrumentVariableRateDuringPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_ryam_DebtInstrumentVariableRateDuringPeriod_16830430-1fc3-4d3a-a781-191a47305753" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2e575bd2-8062-4592-9035-6105c671fa48" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2e575bd2-8062-4592-9035-6105c671fa48" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_9a55aaa6-a883-4c16-b49f-3ebbb4b194ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_9a55aaa6-a883-4c16-b49f-3ebbb4b194ec" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_92c77e69-5c7f-41ae-a2af-9d05d127b0fe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_92c77e69-5c7f-41ae-a2af-9d05d127b0fe" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ShortTermDebtGross_34595160-5da5-4b98-8596-407342a5a5cc" xlink:href="ryam-20220924.xsd#ryam_ShortTermDebtGross"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_ryam_ShortTermDebtGross_34595160-5da5-4b98-8596-407342a5a5cc" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiability_14ba0e72-ad5e-4da6-a6a9-e93fe2abd511" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiability"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_FinanceLeaseLiability_14ba0e72-ad5e-4da6-a6a9-e93fe2abd511" xlink:type="arc" order="7"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DebtAndLeaseObligationGross_7d463bea-2eb1-4929-b998-6829ce5577bc" xlink:href="ryam-20220924.xsd#ryam_DebtAndLeaseObligationGross"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_ryam_DebtAndLeaseObligationGross_7d463bea-2eb1-4929-b998-6829ce5577bc" xlink:type="arc" order="8"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_ddabeaa7-02e9-401b-a86f-230467943a79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_ddabeaa7-02e9-401b-a86f-230467943a79" xlink:type="arc" order="9"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_d91b5a23-97f0-47a8-b6e2-017bbea79254" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtAndCapitalLeaseObligations"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_d91b5a23-97f0-47a8-b6e2-017bbea79254" xlink:type="arc" order="10"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_4fcb5418-205a-4f25-8d7a-322c32f0f003" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtCurrent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtCurrent_4fcb5418-205a-4f25-8d7a-322c32f0f003" xlink:type="arc" order="11"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_68a24d2b-b97d-4156-9fb7-e1475a069eb4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_68a24d2b-b97d-4156-9fb7-e1475a069eb4" xlink:type="arc" order="12"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_b4115d2c-01fc-43e7-940d-10882e92cdfb" xlink:to="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_87f9e824-acfc-49bd-9ce7-19f6ec3c2017" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_87f9e824-acfc-49bd-9ce7-19f6ec3c2017" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_87f9e824-acfc-49bd-9ce7-19f6ec3c2017_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_87f9e824-acfc-49bd-9ce7-19f6ec3c2017" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_87f9e824-acfc-49bd-9ce7-19f6ec3c2017_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_24dbe4ef-f121-4980-8947-062a0df93d7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_87f9e824-acfc-49bd-9ce7-19f6ec3c2017" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_24dbe4ef-f121-4980-8947-062a0df93d7d" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_10dfa7c7-695f-4347-9d9f-938b5fab4c30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevolvingCreditFacilityMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_24dbe4ef-f121-4980-8947-062a0df93d7d" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_10dfa7c7-695f-4347-9d9f-938b5fab4c30" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_5f3302c5-e341-46ad-8053-956c187030d7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeniorNotesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_24dbe4ef-f121-4980-8947-062a0df93d7d" xlink:to="loc_us-gaap_SeniorNotesMember_5f3302c5-e341-46ad-8053-956c187030d7" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansPayableMember_5a67e289-45df-49fb-86b7-102dca022dc1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansPayableMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_24dbe4ef-f121-4980-8947-062a0df93d7d" xlink:to="loc_us-gaap_LoansPayableMember_5a67e289-45df-49fb-86b7-102dca022dc1" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_c499d802-5cc1-491a-bb75-fdf1515834b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:to="loc_us-gaap_DebtInstrumentAxis_c499d802-5cc1-491a-bb75-fdf1515834b9" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_c499d802-5cc1-491a-bb75-fdf1515834b9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_c499d802-5cc1-491a-bb75-fdf1515834b9" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_c499d802-5cc1-491a-bb75-fdf1515834b9_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_c499d802-5cc1-491a-bb75-fdf1515834b9" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_AssetBasedRevolvingCreditFacilityMember_e5b07900-f7e0-45fc-aa12-69d0907e1a52" xlink:href="ryam-20220924.xsd#ryam_AssetBasedRevolvingCreditFacilityMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:to="loc_ryam_AssetBasedRevolvingCreditFacilityMember_e5b07900-f7e0-45fc-aa12-69d0907e1a52" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_SeniorNotesDue2026Member_1f1b0dc4-ea40-4a2f-b3dc-5cf9ef19647e" xlink:href="ryam-20220924.xsd#ryam_SeniorNotesDue2026Member"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:to="loc_ryam_SeniorNotesDue2026Member_1f1b0dc4-ea40-4a2f-b3dc-5cf9ef19647e" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_SeniorNotesDue2024Member_13732dd9-ac41-4a97-8ba3-08a6aa4da309" xlink:href="ryam-20220924.xsd#ryam_SeniorNotesDue2024Member"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:to="loc_ryam_SeniorNotesDue2024Member_13732dd9-ac41-4a97-8ba3-08a6aa4da309" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_CanadianDollarFixedRateTermLoansMember_61d35f11-dc8e-4b2e-9ff8-50cd8aef17cf" xlink:href="ryam-20220924.xsd#ryam_CanadianDollarFixedRateTermLoansMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:to="loc_ryam_CanadianDollarFixedRateTermLoansMember_61d35f11-dc8e-4b2e-9ff8-50cd8aef17cf" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_OtherLoansMember_258448d9-a9cb-46a5-a85a-96b3cc85bc5e" xlink:href="ryam-20220924.xsd#ryam_OtherLoansMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:to="loc_ryam_OtherLoansMember_258448d9-a9cb-46a5-a85a-96b3cc85bc5e" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ShortTermFactoringFacilityFranceMember_bec82a95-1fa7-4d9a-a0f1-dd4449c0d3f2" xlink:href="ryam-20220924.xsd#ryam_ShortTermFactoringFacilityFranceMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_62855472-e780-49fc-9087-60f1363ccd17" xlink:to="loc_ryam_ShortTermFactoringFacilityFranceMember_bec82a95-1fa7-4d9a-a0f1-dd4449c0d3f2" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtTypeAxis_55fb6b82-7f5c-463c-839c-78f5e4a23d8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermDebtTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:to="loc_us-gaap_ShortTermDebtTypeAxis_55fb6b82-7f5c-463c-839c-78f5e4a23d8f" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_55fb6b82-7f5c-463c-839c-78f5e4a23d8f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_55fb6b82-7f5c-463c-839c-78f5e4a23d8f" xlink:to="loc_us-gaap_ShortTermDebtTypeDomain_55fb6b82-7f5c-463c-839c-78f5e4a23d8f_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtTypeDomain_4c322881-4a88-427d-a8a1-22852a4c0b1d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ShortTermDebtTypeAxis_55fb6b82-7f5c-463c-839c-78f5e4a23d8f" xlink:to="loc_us-gaap_ShortTermDebtTypeDomain_4c322881-4a88-427d-a8a1-22852a4c0b1d" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_41fcef5b-d104-4739-a068-11332e9f1e3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortTermDebtTypeDomain_4c322881-4a88-427d-a8a1-22852a4c0b1d" xlink:to="loc_us-gaap_LineOfCreditMember_41fcef5b-d104-4739-a068-11332e9f1e3e" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_b07b1295-95ac-41c0-9c4e-df0452b12373" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableRateAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:to="loc_us-gaap_VariableRateAxis_b07b1295-95ac-41c0-9c4e-df0452b12373" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_b07b1295-95ac-41c0-9c4e-df0452b12373_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableRateDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_b07b1295-95ac-41c0-9c4e-df0452b12373" xlink:to="loc_us-gaap_VariableRateDomain_b07b1295-95ac-41c0-9c4e-df0452b12373_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_6ab71a27-37d4-4cf6-9026-53fbe6050c67" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableRateDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_b07b1295-95ac-41c0-9c4e-df0452b12373" xlink:to="loc_us-gaap_VariableRateDomain_6ab71a27-37d4-4cf6-9026-53fbe6050c67" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_fe261a82-0894-4bb2-a113-75f8468e492a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_6ab71a27-37d4-4cf6-9026-53fbe6050c67" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_fe261a82-0894-4bb2-a113-75f8468e492a" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_776884af-6a93-487a-86dd-d5019c01d1d4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_784a5b7b-215f-40cd-aa48-00709ae3baef" xlink:to="loc_srt_RangeAxis_776884af-6a93-487a-86dd-d5019c01d1d4" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_776884af-6a93-487a-86dd-d5019c01d1d4_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_776884af-6a93-487a-86dd-d5019c01d1d4" xlink:to="loc_srt_RangeMember_776884af-6a93-487a-86dd-d5019c01d1d4_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_bc93756a-ac97-4d5c-ab93-36536262e170" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_776884af-6a93-487a-86dd-d5019c01d1d4" xlink:to="loc_srt_RangeMember_bc93756a-ac97-4d5c-ab93-36536262e170" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_61bedcfb-0b74-4978-99aa-7becfe1d3efa" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bc93756a-ac97-4d5c-ab93-36536262e170" xlink:to="loc_srt_MinimumMember_61bedcfb-0b74-4978-99aa-7becfe1d3efa" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_5777fd41-269d-4927-a782-48bb28f01308" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bc93756a-ac97-4d5c-ab93-36536262e170" xlink:to="loc_srt_MaximumMember_5777fd41-269d-4927-a782-48bb28f01308" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DebtandFinanceLeasesNarrativeDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DebtandFinanceLeasesNarrativeDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DebtandFinanceLeasesNarrativeDetails" xlink:type="extended" id="i42b1e7efc55246489d9de00cb2dc7713_DebtandFinanceLeasesNarrativeDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_9550722b-1263-4821-afdf-2d0ec0a62d87" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfDebt"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:to="loc_us-gaap_RepaymentsOfDebt_9550722b-1263-4821-afdf-2d0ec0a62d87" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchasedFaceAmount_deac94e3-f191-499c-a01a-387e2d987c43" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentRepurchasedFaceAmount"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:to="loc_us-gaap_DebtInstrumentRepurchasedFaceAmount_deac94e3-f191-499c-a01a-387e2d987c43" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_acc662fe-6e27-4d0b-9fd7-6e7e16406dea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_acc662fe-6e27-4d0b-9fd7-6e7e16406dea" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfUnsecuredDebt_39da29c7-74da-4176-b981-1c9864001060" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfUnsecuredDebt"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:to="loc_us-gaap_RepaymentsOfUnsecuredDebt_39da29c7-74da-4176-b981-1c9864001060" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_b08babfa-75bf-4582-aa6b-36e47052ac0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_b08babfa-75bf-4582-aa6b-36e47052ac0b" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_eeaf11b3-0181-4cec-95cc-2c85349887da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5e57a29b-2ff8-428f-99ef-286f49b6f2a1" xlink:to="loc_us-gaap_DebtInstrumentTable_eeaf11b3-0181-4cec-95cc-2c85349887da" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_3d6abd70-b036-47b5-a74c-0300e1c05053" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_eeaf11b3-0181-4cec-95cc-2c85349887da" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_3d6abd70-b036-47b5-a74c-0300e1c05053" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_3d6abd70-b036-47b5-a74c-0300e1c05053_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_3d6abd70-b036-47b5-a74c-0300e1c05053" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_3d6abd70-b036-47b5-a74c-0300e1c05053_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_13d014f3-8187-4917-9bef-2365de5ada5a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_3d6abd70-b036-47b5-a74c-0300e1c05053" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_13d014f3-8187-4917-9bef-2365de5ada5a" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansPayableMember_f7983163-a3e4-450c-beb4-d66275652394" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansPayableMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_13d014f3-8187-4917-9bef-2365de5ada5a" xlink:to="loc_us-gaap_LoansPayableMember_f7983163-a3e4-450c-beb4-d66275652394" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_b9477ca6-5c61-446b-80cb-3a865a462419" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeniorNotesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_13d014f3-8187-4917-9bef-2365de5ada5a" xlink:to="loc_us-gaap_SeniorNotesMember_b9477ca6-5c61-446b-80cb-3a865a462419" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_9567ef64-4d6d-4c52-b287-41ff2867ff1c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_eeaf11b3-0181-4cec-95cc-2c85349887da" xlink:to="loc_us-gaap_DebtInstrumentAxis_9567ef64-4d6d-4c52-b287-41ff2867ff1c" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_9567ef64-4d6d-4c52-b287-41ff2867ff1c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_9567ef64-4d6d-4c52-b287-41ff2867ff1c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_9567ef64-4d6d-4c52-b287-41ff2867ff1c_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_2f161ae9-bb19-4d04-9386-9f6c184bc3f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_9567ef64-4d6d-4c52-b287-41ff2867ff1c" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_2f161ae9-bb19-4d04-9386-9f6c184bc3f9" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_CanadianDollarFixedRateTermLoansMember_11eb4df6-f6ee-4d16-9a1e-2ba161d7a4ae" xlink:href="ryam-20220924.xsd#ryam_CanadianDollarFixedRateTermLoansMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2f161ae9-bb19-4d04-9386-9f6c184bc3f9" xlink:to="loc_ryam_CanadianDollarFixedRateTermLoansMember_11eb4df6-f6ee-4d16-9a1e-2ba161d7a4ae" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_SeniorNotesDue2024Member_c9588384-dc41-430a-8598-49a4cfe02861" xlink:href="ryam-20220924.xsd#ryam_SeniorNotesDue2024Member"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_2f161ae9-bb19-4d04-9386-9f6c184bc3f9" xlink:to="loc_ryam_SeniorNotesDue2024Member_c9588384-dc41-430a-8598-49a4cfe02861" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DerivativesInstrumentsCashFlowHedgesDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DerivativesInstrumentsCashFlowHedgesDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DerivativesInstrumentsCashFlowHedgesDetails" xlink:type="extended" id="i34f2dd89eca846daaa9700aa7b62cc25_DerivativesInstrumentsCashFlowHedgesDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_0816d03a-0d8a-4f1b-a23e-9da4ca09a202" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_ef194cfc-9d97-4a47-8ff5-4cc4805da715" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeNumberOfInstrumentsHeld"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_0816d03a-0d8a-4f1b-a23e-9da4ca09a202" xlink:to="loc_us-gaap_DerivativeNumberOfInstrumentsHeld_ef194cfc-9d97-4a47-8ff5-4cc4805da715" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_ffcbb640-84b5-4741-8147-6a9d7fd42ac3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_0816d03a-0d8a-4f1b-a23e-9da4ca09a202" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_ffcbb640-84b5-4741-8147-6a9d7fd42ac3" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_0b978fd7-63bc-4ee5-bae8-165083b1f7dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_0816d03a-0d8a-4f1b-a23e-9da4ca09a202" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_0b978fd7-63bc-4ee5-bae8-165083b1f7dc" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_35d5938f-ab30-46d7-a172-959a24e5a4b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_0816d03a-0d8a-4f1b-a23e-9da4ca09a202" xlink:to="loc_us-gaap_DerivativeTable_35d5938f-ab30-46d7-a172-959a24e5a4b1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_0f178ecf-a979-4c2f-8e4b-19f7523f0b32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_35d5938f-ab30-46d7-a172-959a24e5a4b1" xlink:to="loc_us-gaap_HedgingDesignationAxis_0f178ecf-a979-4c2f-8e4b-19f7523f0b32" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_0f178ecf-a979-4c2f-8e4b-19f7523f0b32_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_0f178ecf-a979-4c2f-8e4b-19f7523f0b32" xlink:to="loc_us-gaap_HedgingDesignationDomain_0f178ecf-a979-4c2f-8e4b-19f7523f0b32_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_19f77c98-84ae-4a10-a8f8-a26edbb569b7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_0f178ecf-a979-4c2f-8e4b-19f7523f0b32" xlink:to="loc_us-gaap_HedgingDesignationDomain_19f77c98-84ae-4a10-a8f8-a26edbb569b7" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_4c68aec6-f0f2-4149-8128-1172a2f41dcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_19f77c98-84ae-4a10-a8f8-a26edbb569b7" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_4c68aec6-f0f2-4149-8128-1172a2f41dcd" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_77528dad-7d18-4caf-9108-9f005ebdf816" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_35d5938f-ab30-46d7-a172-959a24e5a4b1" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_77528dad-7d18-4caf-9108-9f005ebdf816" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_77528dad-7d18-4caf-9108-9f005ebdf816_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_77528dad-7d18-4caf-9108-9f005ebdf816" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_77528dad-7d18-4caf-9108-9f005ebdf816_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_a94fa1f3-24bf-462d-8d67-a30d6f247a6c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_77528dad-7d18-4caf-9108-9f005ebdf816" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_a94fa1f3-24bf-462d-8d67-a30d6f247a6c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_5590d5ba-0c1e-4a04-aa2f-20fc723f6391" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeForwardMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_a94fa1f3-24bf-462d-8d67-a30d6f247a6c" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_5590d5ba-0c1e-4a04-aa2f-20fc723f6391" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_338b1d6c-a4a3-48ee-bcdd-b54fe91bc1ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_35d5938f-ab30-46d7-a172-959a24e5a4b1" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_338b1d6c-a4a3-48ee-bcdd-b54fe91bc1ea" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_338b1d6c-a4a3-48ee-bcdd-b54fe91bc1ea_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_338b1d6c-a4a3-48ee-bcdd-b54fe91bc1ea" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_338b1d6c-a4a3-48ee-bcdd-b54fe91bc1ea_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_c71caef0-797b-4979-8640-baffd0048c79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_338b1d6c-a4a3-48ee-bcdd-b54fe91bc1ea" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_c71caef0-797b-4979-8640-baffd0048c79" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpenseMember_ba834133-4c2d-42a9-b305-8674cc6662fe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNonoperatingIncomeExpenseMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_c71caef0-797b-4979-8640-baffd0048c79" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpenseMember_ba834133-4c2d-42a9-b305-8674cc6662fe" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_48dd7eec-aea8-458d-8ed1-827c59ef893c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostOfSalesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_c71caef0-797b-4979-8640-baffd0048c79" xlink:to="loc_us-gaap_CostOfSalesMember_48dd7eec-aea8-458d-8ed1-827c59ef893c" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/DerivativesInstrumentsUnrealizedGaininAOCIDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#DerivativesInstrumentsUnrealizedGaininAOCIDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/DerivativesInstrumentsUnrealizedGaininAOCIDetails" xlink:type="extended" id="ic81b4a57aae04296aae876241ae046f7_DerivativesInstrumentsUnrealizedGaininAOCIDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_4bd7d8dd-7438-4814-bb4a-265c1009391b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_6bca0880-83d1-4d35-9eae-122c67a7b40c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_4bd7d8dd-7438-4814-bb4a-265c1009391b" xlink:to="loc_us-gaap_StockholdersEquity_6bca0880-83d1-4d35-9eae-122c67a7b40c" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_ce60cff7-4030-463b-9d7e-1923955aa2cc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_4bd7d8dd-7438-4814-bb4a-265c1009391b" xlink:to="loc_us-gaap_DerivativeTable_ce60cff7-4030-463b-9d7e-1923955aa2cc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_fed57ab2-f858-4013-be46-913ecce96d7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_ce60cff7-4030-463b-9d7e-1923955aa2cc" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_fed57ab2-f858-4013-be46-913ecce96d7b" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_fed57ab2-f858-4013-be46-913ecce96d7b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_fed57ab2-f858-4013-be46-913ecce96d7b" xlink:to="loc_us-gaap_HedgingRelationshipDomain_fed57ab2-f858-4013-be46-913ecce96d7b_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_4cd8f95f-30de-4cf8-a7dc-abad55a25473" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_fed57ab2-f858-4013-be46-913ecce96d7b" xlink:to="loc_us-gaap_HedgingRelationshipDomain_4cd8f95f-30de-4cf8-a7dc-abad55a25473" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashFlowHedgingMember_60ed644f-ef7e-4c8c-9c33-aa60c8ae451b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashFlowHedgingMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_4cd8f95f-30de-4cf8-a7dc-abad55a25473" xlink:to="loc_us-gaap_CashFlowHedgingMember_60ed644f-ef7e-4c8c-9c33-aa60c8ae451b" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_a80c144d-000b-467f-a270-0be1b650a1a7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_ce60cff7-4030-463b-9d7e-1923955aa2cc" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_a80c144d-000b-467f-a270-0be1b650a1a7" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a80c144d-000b-467f-a270-0be1b650a1a7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_a80c144d-000b-467f-a270-0be1b650a1a7" xlink:to="loc_us-gaap_EquityComponentDomain_a80c144d-000b-467f-a270-0be1b650a1a7_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a9330760-322b-4fd3-af38-5f183eeb803a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_a80c144d-000b-467f-a270-0be1b650a1a7" xlink:to="loc_us-gaap_EquityComponentDomain_a9330760-322b-4fd3-af38-5f183eeb803a" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociDerivativeQualifyingAsHedgeExcludedComponentParentMember_549c24ca-1991-4bae-b4c3-50d02ef9ccac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociDerivativeQualifyingAsHedgeExcludedComponentParentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a9330760-322b-4fd3-af38-5f183eeb803a" xlink:to="loc_us-gaap_AociDerivativeQualifyingAsHedgeExcludedComponentParentMember_549c24ca-1991-4bae-b4c3-50d02ef9ccac" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_eb479100-b715-496d-9ac3-9b7b2ef167f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_ce60cff7-4030-463b-9d7e-1923955aa2cc" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_eb479100-b715-496d-9ac3-9b7b2ef167f2" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_eb479100-b715-496d-9ac3-9b7b2ef167f2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_eb479100-b715-496d-9ac3-9b7b2ef167f2" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_eb479100-b715-496d-9ac3-9b7b2ef167f2_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_38302551-6470-45af-a472-3e696aa1cf70" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_eb479100-b715-496d-9ac3-9b7b2ef167f2" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_38302551-6470-45af-a472-3e696aa1cf70" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_001f3a8c-ec80-4392-927d-beee52a63971" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeForwardMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_38302551-6470-45af-a472-3e696aa1cf70" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_001f3a8c-ec80-4392-927d-beee52a63971" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/FairValueMeasurementsFairValuebyHierarchyDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#FairValueMeasurementsFairValuebyHierarchyDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/FairValueMeasurementsFairValuebyHierarchyDetails" xlink:type="extended" id="i05d7e0282bf84988b25d399404350b1b_FairValueMeasurementsFairValuebyHierarchyDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d657bbcd-540f-4a00-857f-3a9c708c9987" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_48091368-5083-4857-8e23-13dbf2e0b81f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d657bbcd-540f-4a00-857f-3a9c708c9987" xlink:to="loc_us-gaap_AssetsAbstract_48091368-5083-4857-8e23-13dbf2e0b81f" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_753ae183-2f8c-4b53-a115-2cd72cb24479" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_48091368-5083-4857-8e23-13dbf2e0b81f" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_753ae183-2f8c-4b53-a115-2cd72cb24479" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_2ae85090-3e97-427c-b52d-27eaf2267122" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNi"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_48091368-5083-4857-8e23-13dbf2e0b81f" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_2ae85090-3e97-427c-b52d-27eaf2267122" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_0871e929-230b-4fc5-902d-28749552c4da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d657bbcd-540f-4a00-857f-3a9c708c9987" xlink:to="loc_us-gaap_LiabilitiesAbstract_0871e929-230b-4fc5-902d-28749552c4da" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DebtInstrumentFixedRateLongTermDebtFairValueDisclosure_676e4275-090b-48c9-8366-2ad38cb6f56a" xlink:href="ryam-20220924.xsd#ryam_DebtInstrumentFixedRateLongTermDebtFairValueDisclosure"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_0871e929-230b-4fc5-902d-28749552c4da" xlink:to="loc_ryam_DebtInstrumentFixedRateLongTermDebtFairValueDisclosure_676e4275-090b-48c9-8366-2ad38cb6f56a" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_6edb91ad-cdd3-44ba-b18b-244351de0e3a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_d657bbcd-540f-4a00-857f-3a9c708c9987" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_6edb91ad-cdd3-44ba-b18b-244351de0e3a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_0bce343b-fd40-4803-98da-e3cc2019d7bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_6edb91ad-cdd3-44ba-b18b-244351de0e3a" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_0bce343b-fd40-4803-98da-e3cc2019d7bf" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_0bce343b-fd40-4803-98da-e3cc2019d7bf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_0bce343b-fd40-4803-98da-e3cc2019d7bf" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_0bce343b-fd40-4803-98da-e3cc2019d7bf_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_dd26ea08-e09c-475f-8c94-b765f4f0fc01" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_0bce343b-fd40-4803-98da-e3cc2019d7bf" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_dd26ea08-e09c-475f-8c94-b765f4f0fc01" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_4a56c65a-2911-4f85-9601-e994263b0e93" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_dd26ea08-e09c-475f-8c94-b765f4f0fc01" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_4a56c65a-2911-4f85-9601-e994263b0e93" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_79a2fa36-daba-4f06-85df-1a27ddcf5ae6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_dd26ea08-e09c-475f-8c94-b765f4f0fc01" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_79a2fa36-daba-4f06-85df-1a27ddcf5ae6" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_3ac15dab-d766-4e78-ac76-603e069eb1e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_dd26ea08-e09c-475f-8c94-b765f4f0fc01" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_3ac15dab-d766-4e78-ac76-603e069eb1e2" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f5c9eff6-86bf-4646-9977-a100f916e9f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_6edb91ad-cdd3-44ba-b18b-244351de0e3a" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f5c9eff6-86bf-4646-9977-a100f916e9f9" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f5c9eff6-86bf-4646-9977-a100f916e9f9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f5c9eff6-86bf-4646-9977-a100f916e9f9" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f5c9eff6-86bf-4646-9977-a100f916e9f9_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ad643918-8e72-4fc6-b5cc-774eb6791345" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f5c9eff6-86bf-4646-9977-a100f916e9f9" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ad643918-8e72-4fc6-b5cc-774eb6791345" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_eb96cfde-ef0d-4c77-9b38-1510520a3296" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ad643918-8e72-4fc6-b5cc-774eb6791345" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_eb96cfde-ef0d-4c77-9b38-1510520a3296" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_01eefd26-e9e2-435a-aef9-7e5fab0e18d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ad643918-8e72-4fc6-b5cc-774eb6791345" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_01eefd26-e9e2-435a-aef9-7e5fab0e18d5" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_ada4d9b6-7c40-4bc9-a9c1-6624ca69e1fc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_6edb91ad-cdd3-44ba-b18b-244351de0e3a" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_ada4d9b6-7c40-4bc9-a9c1-6624ca69e1fc" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_ada4d9b6-7c40-4bc9-a9c1-6624ca69e1fc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_ada4d9b6-7c40-4bc9-a9c1-6624ca69e1fc" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_ada4d9b6-7c40-4bc9-a9c1-6624ca69e1fc_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fc318a72-a3c2-4439-8a85-523e6dee7402" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_ada4d9b6-7c40-4bc9-a9c1-6624ca69e1fc" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fc318a72-a3c2-4439-8a85-523e6dee7402" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashMember_ba107dbc-d142-4ce0-8efa-778cddd603d7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fc318a72-a3c2-4439-8a85-523e6dee7402" xlink:to="loc_us-gaap_CashMember_ba107dbc-d142-4ce0-8efa-778cddd603d7" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_adf0f6b7-b73d-4cfe-8cf2-c6249a6f057a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MoneyMarketFundsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_fc318a72-a3c2-4439-8a85-523e6dee7402" xlink:to="loc_us-gaap_MoneyMarketFundsMember_adf0f6b7-b73d-4cfe-8cf2-c6249a6f057a" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/FairValueMeasurementsNarrativeDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#FairValueMeasurementsNarrativeDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/FairValueMeasurementsNarrativeDetails" xlink:type="extended" id="if90e0b26547941fc9fc67e8e57dd2420_FairValueMeasurementsNarrativeDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_c2aea70d-d9a9-4e9d-96e3-9b9c852921db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_c2aea70d-d9a9-4e9d-96e3-9b9c852921db" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedShares_060be57d-3664-4dc1-87be-8d91d931265b" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedShares"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedShares_060be57d-3664-4dc1-87be-8d91d931265b" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_SaleOfEquitySecuritiesFVNICurrentNumberOfShares_cba15f33-4d03-4df0-94f6-911e65f0e8af" xlink:href="ryam-20220924.xsd#ryam_SaleOfEquitySecuritiesFVNICurrentNumberOfShares"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:to="loc_ryam_SaleOfEquitySecuritiesFVNICurrentNumberOfShares_cba15f33-4d03-4df0-94f6-911e65f0e8af" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi_83de5d1d-a9ee-4108-ac05-f8af066a24ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:to="loc_us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi_83de5d1d-a9ee-4108-ac05-f8af066a24ef" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedSharesHoldingPeriod_18030312-0d90-42e9-9ed6-073ec61a494e" xlink:href="ryam-20220924.xsd#ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedSharesHoldingPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:to="loc_ryam_DisposalGroupIncludingDiscontinuedOperationConsiderationEquityInterestsReceivedSharesHoldingPeriod_18030312-0d90-42e9-9ed6-073ec61a494e" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_1a9f57db-c7d5-4409-8563-c83424652db2" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_2354c4b9-10fb-4782-a13b-a97c6a5c40e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_2354c4b9-10fb-4782-a13b-a97c6a5c40e6" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2354c4b9-10fb-4782-a13b-a97c6a5c40e6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_2354c4b9-10fb-4782-a13b-a97c6a5c40e6" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_2354c4b9-10fb-4782-a13b-a97c6a5c40e6_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_0c3e9234-fc48-426d-a671-afffa289db12" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_2354c4b9-10fb-4782-a13b-a97c6a5c40e6" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_0c3e9234-fc48-426d-a671-afffa289db12" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_a1993cd3-2aff-4b28-a394-398972415ca5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MoneyMarketFundsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_0c3e9234-fc48-426d-a671-afffa289db12" xlink:to="loc_us-gaap_MoneyMarketFundsMember_a1993cd3-2aff-4b28-a394-398972415ca5" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3396254c-e4ca-4e41-92af-4fe6ed794fa4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3396254c-e4ca-4e41-92af-4fe6ed794fa4" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3396254c-e4ca-4e41-92af-4fe6ed794fa4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3396254c-e4ca-4e41-92af-4fe6ed794fa4" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3396254c-e4ca-4e41-92af-4fe6ed794fa4_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f4760e9c-e258-442a-a4c5-5b4b6a95f79f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3396254c-e4ca-4e41-92af-4fe6ed794fa4" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f4760e9c-e258-442a-a4c5-5b4b6a95f79f" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_47699a77-2ab7-4d96-86f7-278ead62737d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f4760e9c-e258-442a-a4c5-5b4b6a95f79f" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_47699a77-2ab7-4d96-86f7-278ead62737d" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2739634c-a492-4306-946f-000f1bb34078" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2739634c-a492-4306-946f-000f1bb34078" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_2739634c-a492-4306-946f-000f1bb34078_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2739634c-a492-4306-946f-000f1bb34078" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_2739634c-a492-4306-946f-000f1bb34078_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_808abcfb-f1b0-40e5-9f60-36ad9e0f64a7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2739634c-a492-4306-946f-000f1bb34078" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_808abcfb-f1b0-40e5-9f60-36ad9e0f64a7" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_GreenFirstMember_6270dc33-f751-4e0a-8b24-48fa31dae067" xlink:href="ryam-20220924.xsd#ryam_GreenFirstMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_808abcfb-f1b0-40e5-9f60-36ad9e0f64a7" xlink:to="loc_ryam_GreenFirstMember_6270dc33-f751-4e0a-8b24-48fa31dae067" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_24bebdbc-29f4-41d3-bbb3-105d9fe40019" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_24bebdbc-29f4-41d3-bbb3-105d9fe40019" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_24bebdbc-29f4-41d3-bbb3-105d9fe40019_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_24bebdbc-29f4-41d3-bbb3-105d9fe40019" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_24bebdbc-29f4-41d3-bbb3-105d9fe40019_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_b37bdf2b-bc86-452b-9b58-246b888e4d2a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupClassificationDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_24bebdbc-29f4-41d3-bbb3-105d9fe40019" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_b37bdf2b-bc86-452b-9b58-246b888e4d2a" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_a5fb03c9-93d9-4e37-9a70-50e455f019c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DiscontinuedOperationsDisposedOfBySaleMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_b37bdf2b-bc86-452b-9b58-246b888e4d2a" xlink:to="loc_us-gaap_DiscontinuedOperationsDisposedOfBySaleMember_a5fb03c9-93d9-4e37-9a70-50e455f019c3" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_f615d14b-d9bb-4984-bf0a-4a2a529ce4c4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_4016c727-a121-4e5e-a662-ff313d72c07c" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_f615d14b-d9bb-4984-bf0a-4a2a529ce4c4" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_f615d14b-d9bb-4984-bf0a-4a2a529ce4c4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_f615d14b-d9bb-4984-bf0a-4a2a529ce4c4" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_f615d14b-d9bb-4984-bf0a-4a2a529ce4c4_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4da27c2b-edc0-464a-a9c2-48e83fa4762c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_f615d14b-d9bb-4984-bf0a-4a2a529ce4c4" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4da27c2b-edc0-464a-a9c2-48e83fa4762c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_LumberAndNewsprintFacilitiesMember_729ef7db-21a5-4ab5-b3ed-7a9e3ed378f3" xlink:href="ryam-20220924.xsd#ryam_LumberAndNewsprintFacilitiesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4da27c2b-edc0-464a-a9c2-48e83fa4762c" xlink:to="loc_ryam_LumberAndNewsprintFacilitiesMember_729ef7db-21a5-4ab5-b3ed-7a9e3ed378f3" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/FairValueMeasurementsMeasurementInputsDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#FairValueMeasurementsMeasurementInputsDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/FairValueMeasurementsMeasurementInputsDetails" xlink:type="extended" id="ib9d6a4e305d6466bab05a02920cae63e_FairValueMeasurementsMeasurementInputsDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_ba63ec2c-3abf-4fa8-9712-0649a92be8ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiMeasurementInput_f0d0843d-16c9-4fae-bb90-6c325e08b3e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiMeasurementInput"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_ba63ec2c-3abf-4fa8-9712-0649a92be8ce" xlink:to="loc_us-gaap_EquitySecuritiesFvNiMeasurementInput_f0d0843d-16c9-4fae-bb90-6c325e08b3e1" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_fcf82d3e-116d-498e-ba35-c06d82a428a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_ba63ec2c-3abf-4fa8-9712-0649a92be8ce" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_fcf82d3e-116d-498e-ba35-c06d82a428a8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_7b6c6159-08c0-4ddf-901e-a0a134c5a577" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_fcf82d3e-116d-498e-ba35-c06d82a428a8" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_7b6c6159-08c0-4ddf-901e-a0a134c5a577" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_7b6c6159-08c0-4ddf-901e-a0a134c5a577_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_7b6c6159-08c0-4ddf-901e-a0a134c5a577" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_7b6c6159-08c0-4ddf-901e-a0a134c5a577_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_5911b0e6-8d9f-413b-a9cd-cbb3eff17df2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_7b6c6159-08c0-4ddf-901e-a0a134c5a577" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_5911b0e6-8d9f-413b-a9cd-cbb3eff17df2" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_GreenFirstMember_4ba1bd2d-e048-4596-b4e8-36a34ea3d0c5" xlink:href="ryam-20220924.xsd#ryam_GreenFirstMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_5911b0e6-8d9f-413b-a9cd-cbb3eff17df2" xlink:to="loc_ryam_GreenFirstMember_4ba1bd2d-e048-4596-b4e8-36a34ea3d0c5" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_5e44991c-0907-4724-99cd-0b6fd4380736" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_fcf82d3e-116d-498e-ba35-c06d82a428a8" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_5e44991c-0907-4724-99cd-0b6fd4380736" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_5e44991c-0907-4724-99cd-0b6fd4380736_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_5e44991c-0907-4724-99cd-0b6fd4380736" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_5e44991c-0907-4724-99cd-0b6fd4380736_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_5e44991c-0907-4724-99cd-0b6fd4380736" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputExpectedTermMember_2bf78b6c-3455-4d7d-897d-c89680668fb0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputExpectedTermMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:to="loc_us-gaap_MeasurementInputExpectedTermMember_2bf78b6c-3455-4d7d-897d-c89680668fb0" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_77e05b8a-2d8c-4971-b161-cb1c0c8510eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputRiskFreeInterestRateMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:to="loc_us-gaap_MeasurementInputRiskFreeInterestRateMember_77e05b8a-2d8c-4971-b161-cb1c0c8510eb" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputExpectedDividendRateMember_35ce817c-1056-4e72-95da-a5ef72d94797" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputExpectedDividendRateMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:to="loc_us-gaap_MeasurementInputExpectedDividendRateMember_35ce817c-1056-4e72-95da-a5ef72d94797" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputPriceVolatilityMember_e8ad61bc-bab2-45ef-9b2d-03719a49d7a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputPriceVolatilityMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:to="loc_us-gaap_MeasurementInputPriceVolatilityMember_e8ad61bc-bab2-45ef-9b2d-03719a49d7a1" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember_8475cb30-e6fd-4f37-ac9a-0ef0f3aeee7c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_56c6455f-690d-4403-8656-89db0619cb12" xlink:to="loc_us-gaap_MeasurementInputDiscountForLackOfMarketabilityMember_8475cb30-e6fd-4f37-ac9a-0ef0f3aeee7c" xlink:type="arc" order="4"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#AccumulatedOtherComprehensiveIncomeLossDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/AccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="extended" id="i2b8c6f3a38bb49728bfd0168e46fbc89_AccumulatedOtherComprehensiveIncomeLossDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_7d8348f1-322b-4612-b101-e547884fa704" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AOCIAttributableToParentNetOfTaxRollForward"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_7d8348f1-322b-4612-b101-e547884fa704" xlink:to="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_a943734b-a396-4ef5-9ed0-7a30953f064c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:to="loc_us-gaap_StockholdersEquity_a943734b-a396-4ef5-9ed0-7a30953f064c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax_3802ebc9-2533-49ff-8b06-d5c620429881" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax_3802ebc9-2533-49ff-8b06-d5c620429881" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax_81ef59ac-abe8-4b88-ab7c-87a743352f2b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax_81ef59ac-abe8-4b88-ab7c-87a743352f2b" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_f35b499c-cb58-46e9-92b4-ee94f7b460b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_f35b499c-cb58-46e9-92b4-ee94f7b460b0" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodTax_b308614f-cbed-427b-90f4-f476176bdd42" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationFromAociCurrentPeriodTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodTax_b308614f-cbed-427b-90f4-f476176bdd42" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_337ab186-4a2c-42de-a3cb-987d6e77e3bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_1aef26b6-da47-4baa-a27c-5590587b737d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_337ab186-4a2c-42de-a3cb-987d6e77e3bf" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_0c84fbcb-4e57-4feb-904d-2d810704bbff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_b3ff8513-2aea-47c5-982c-13e0501d78e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_7d8348f1-322b-4612-b101-e547884fa704" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTax_b3ff8513-2aea-47c5-982c-13e0501d78e8" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_e431d76d-849a-455a-9b95-807d3dda7238" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_7d8348f1-322b-4612-b101-e547884fa704" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_e431d76d-849a-455a-9b95-807d3dda7238" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_673c0aac-978c-4468-a7a9-76aad2c00504" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_e431d76d-849a-455a-9b95-807d3dda7238" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_673c0aac-978c-4468-a7a9-76aad2c00504" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_673c0aac-978c-4468-a7a9-76aad2c00504_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_673c0aac-978c-4468-a7a9-76aad2c00504" xlink:to="loc_us-gaap_EquityComponentDomain_673c0aac-978c-4468-a7a9-76aad2c00504_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_1f5d7864-325e-497a-8aaf-82df8f25f77c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_673c0aac-978c-4468-a7a9-76aad2c00504" xlink:to="loc_us-gaap_EquityComponentDomain_1f5d7864-325e-497a-8aaf-82df8f25f77c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_1f5d7864-325e-497a-8aaf-82df8f25f77c" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_AccumulatedDefinedBenefitPlansAdjustmentPensionSettlementNetGainLossAttributableToParentMember_b940d970-03d9-4ed2-a305-296e13636747" xlink:href="ryam-20220924.xsd#ryam_AccumulatedDefinedBenefitPlansAdjustmentPensionSettlementNetGainLossAttributableToParentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:to="loc_ryam_AccumulatedDefinedBenefitPlansAdjustmentPensionSettlementNetGainLossAttributableToParentMember_b940d970-03d9-4ed2-a305-296e13636747" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_29ed355e-6bc6-4d65-aae0-51f209ea4494" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_29ed355e-6bc6-4d65-aae0-51f209ea4494" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_d53a0726-ca7f-4e30-8fb9-a98880ed5d5d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_d53a0726-ca7f-4e30-8fb9-a98880ed5d5d" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_AccumulatedDefinedBenefitPlansAdjustmentReclassificationsAdjustmentMember_f1c11555-9233-4b40-b022-8d69ba77c536" xlink:href="ryam-20220924.xsd#ryam_AccumulatedDefinedBenefitPlansAdjustmentReclassificationsAdjustmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:to="loc_ryam_AccumulatedDefinedBenefitPlansAdjustmentReclassificationsAdjustmentMember_f1c11555-9233-4b40-b022-8d69ba77c536" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_AccumulatedDefinedBenefitPlansAdjustmentDispositionOfBusinessNetGainLossAttributableToParentMember_1cc9c85e-4be5-4d24-956d-b0e06de53cfe" xlink:href="ryam-20220924.xsd#ryam_AccumulatedDefinedBenefitPlansAdjustmentDispositionOfBusinessNetGainLossAttributableToParentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_9ba49164-3999-47aa-b0eb-82fab43232b2" xlink:to="loc_ryam_AccumulatedDefinedBenefitPlansAdjustmentDispositionOfBusinessNetGainLossAttributableToParentMember_1cc9c85e-4be5-4d24-956d-b0e06de53cfe" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociDerivativeQualifyingAsHedgeExcludedComponentParentMember_b955bd3c-6d1c-41fe-b2a0-cf8eaec72f0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociDerivativeQualifyingAsHedgeExcludedComponentParentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_1f5d7864-325e-497a-8aaf-82df8f25f77c" xlink:to="loc_us-gaap_AociDerivativeQualifyingAsHedgeExcludedComponentParentMember_b955bd3c-6d1c-41fe-b2a0-cf8eaec72f0e" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_ff954c12-ef4c-4dd2-af25-d22a3a35433a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_1f5d7864-325e-497a-8aaf-82df8f25f77c" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_ff954c12-ef4c-4dd2-af25-d22a3a35433a" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_b83a1462-73b9-4be7-bdca-f8a51cb6edac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_1f5d7864-325e-497a-8aaf-82df8f25f77c" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_b83a1462-73b9-4be7-bdca-f8a51cb6edac" xlink:type="arc" order="3"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/StockholdersEquityScheduleofRollforwardDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#StockholdersEquityScheduleofRollforwardDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/StockholdersEquityScheduleofRollforwardDetails" xlink:type="extended" id="i2dd7d15d9bd04548ba2e8df820f15736_StockholdersEquityScheduleofRollforwardDetails">
<link:loc xlink:type="locator" xlink:label="loc_ryam_ScheduleOfStockholdersEquityLineItems_063024b0-33ca-46e9-b970-3929438bf23b" xlink:href="ryam-20220924.xsd#ryam_ScheduleOfStockholdersEquityLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_063024b0-33ca-46e9-b970-3929438bf23b" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_7cdd3d0a-decc-46f4-9b67-1b229cd2caca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_7cdd3d0a-decc-46f4-9b67-1b229cd2caca" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_c63ad3a7-da98-4279-8303-48b94090b6bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_StockholdersEquity_c63ad3a7-da98-4279-8303-48b94090b6bd" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_e4475f9f-2592-4129-aac5-02eab2c2df7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_NetIncomeLoss_e4475f9f-2592-4129-aac5-02eab2c2df7d" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_5b0185da-8e30-43a4-95ec-ca0d59b458ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_5b0185da-8e30-43a4-95ec-ca0d59b458ef" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_34753a0c-ee8f-4cf6-a9ee-43ac938bee03" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_34753a0c-ee8f-4cf6-a9ee-43ac938bee03" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_64265cd3-90d8-4f34-b89c-3a5a3d9837b5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_64265cd3-90d8-4f34-b89c-3a5a3d9837b5" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_8329a1ad-f1a0-439b-8948-31e10a6096c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_8329a1ad-f1a0-439b-8948-31e10a6096c2" xlink:type="arc" order="7"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_e776222f-1fc2-4b88-aedd-b71059fa1b79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_SharesPaidForTaxWithholdingForShareBasedCompensation_e776222f-1fc2-4b88-aedd-b71059fa1b79" xlink:type="arc" order="8"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_3123697c-4138-4227-a96c-c24ade03d523" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_c01a55c2-83d6-472d-9cf7-df91a80ecd71" xlink:to="loc_us-gaap_AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation_3123697c-4138-4227-a96c-c24ade03d523" xlink:type="arc" order="9"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_1c959c93-79f5-43f7-8d9d-c1a4fd8609fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_065f455d-2f69-45fb-82ed-0f3f406fb6cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ScheduleofStockholdersEquityTable_be86e307-a130-40e7-82d9-b28cca8f9cfb" xlink:href="ryam-20220924.xsd#ryam_ScheduleofStockholdersEquityTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_063024b0-33ca-46e9-b970-3929438bf23b" xlink:to="loc_ryam_ScheduleofStockholdersEquityTable_be86e307-a130-40e7-82d9-b28cca8f9cfb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_0b0dfc90-5509-471b-bdfe-8da4b94897f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ryam_ScheduleofStockholdersEquityTable_be86e307-a130-40e7-82d9-b28cca8f9cfb" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_0b0dfc90-5509-471b-bdfe-8da4b94897f6" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_0b0dfc90-5509-471b-bdfe-8da4b94897f6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_0b0dfc90-5509-471b-bdfe-8da4b94897f6" xlink:to="loc_us-gaap_EquityComponentDomain_0b0dfc90-5509-471b-bdfe-8da4b94897f6_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_14c43ef3-44b0-4a9d-93e8-ae812fe68a00" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_0b0dfc90-5509-471b-bdfe-8da4b94897f6" xlink:to="loc_us-gaap_EquityComponentDomain_14c43ef3-44b0-4a9d-93e8-ae812fe68a00" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_0388d104-1cd4-4319-b0ff-9dc2e179cb9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_14c43ef3-44b0-4a9d-93e8-ae812fe68a00" xlink:to="loc_us-gaap_CommonStockMember_0388d104-1cd4-4319-b0ff-9dc2e179cb9b" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_5898167b-cc73-43b4-99ba-aa2dfa758e67" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_14c43ef3-44b0-4a9d-93e8-ae812fe68a00" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_5898167b-cc73-43b4-99ba-aa2dfa758e67" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_8a48f804-d7be-43c8-a6e2-bebd1599672a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_14c43ef3-44b0-4a9d-93e8-ae812fe68a00" xlink:to="loc_us-gaap_RetainedEarningsMember_8a48f804-d7be-43c8-a6e2-bebd1599672a" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_2e3afeff-94fb-49df-ae1f-61a0e93bcad1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_14c43ef3-44b0-4a9d-93e8-ae812fe68a00" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_2e3afeff-94fb-49df-ae1f-61a0e93bcad1" xlink:type="arc" order="3"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/StockholdersEquityNarrativeDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#StockholdersEquityNarrativeDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/StockholdersEquityNarrativeDetails" xlink:type="extended" id="i087c97f9bc5f43889737253a24aa9b0c_StockholdersEquityNarrativeDetails">
<link:loc xlink:type="locator" xlink:label="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:href="ryam-20220924.xsd#ryam_ScheduleOfStockholdersEquityLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ClassOfWarrantOrRightOwnershipTriggeringThreshold_a8432d71-0368-4db4-91d6-3d3494986e81" xlink:href="ryam-20220924.xsd#ryam_ClassOfWarrantOrRightOwnershipTriggeringThreshold"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_ryam_ClassOfWarrantOrRightOwnershipTriggeringThreshold_a8432d71-0368-4db4-91d6-3d3494986e81" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ClassOfWarrantOrRightNumberOfPreferredSharePurchaseRightsIssuedPerCommonStock_0a034e53-d6cd-48cf-8097-5c1ab51dbceb" xlink:href="ryam-20220924.xsd#ryam_ClassOfWarrantOrRightNumberOfPreferredSharePurchaseRightsIssuedPerCommonStock"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_ryam_ClassOfWarrantOrRightNumberOfPreferredSharePurchaseRightsIssuedPerCommonStock_0a034e53-d6cd-48cf-8097-5c1ab51dbceb" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_0887ac8e-e026-43ef-acd9-15b2bb82d92c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_0887ac8e-e026-43ef-acd9-15b2bb82d92c" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_7639bfc3-b343-41bb-ba5a-62b4e6827af3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_7639bfc3-b343-41bb-ba5a-62b4e6827af3" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_c90b65b2-6574-48f4-8690-7ac633470391" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_c90b65b2-6574-48f4-8690-7ac633470391" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ClassOfWarrantOrRightExercisablePeriodAfterBeneficialOwnershipAcquired_98ce49d2-edc4-436b-be24-ea86bc462dfb" xlink:href="ryam-20220924.xsd#ryam_ClassOfWarrantOrRightExercisablePeriodAfterBeneficialOwnershipAcquired"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_ryam_ClassOfWarrantOrRightExercisablePeriodAfterBeneficialOwnershipAcquired_98ce49d2-edc4-436b-be24-ea86bc462dfb" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ScheduleofStockholdersEquityTable_163a5629-4eda-4818-bc49-b54d3163ea78" xlink:href="ryam-20220924.xsd#ryam_ScheduleofStockholdersEquityTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ryam_ScheduleOfStockholdersEquityLineItems_d377d730-9ef9-48ac-b782-7ce0f25ec43a" xlink:to="loc_ryam_ScheduleofStockholdersEquityTable_163a5629-4eda-4818-bc49-b54d3163ea78" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_734981df-69fb-4301-a43b-b9de4508442f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ryam_ScheduleofStockholdersEquityTable_163a5629-4eda-4818-bc49-b54d3163ea78" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_734981df-69fb-4301-a43b-b9de4508442f" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_734981df-69fb-4301-a43b-b9de4508442f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_734981df-69fb-4301-a43b-b9de4508442f" xlink:to="loc_us-gaap_EquityComponentDomain_734981df-69fb-4301-a43b-b9de4508442f_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a0aac907-8955-4c90-b4df-365c9432f957" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_734981df-69fb-4301-a43b-b9de4508442f" xlink:to="loc_us-gaap_EquityComponentDomain_a0aac907-8955-4c90-b4df-365c9432f957" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember_b99df135-4423-41bf-8a23-fe1536ddb2c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_a0aac907-8955-4c90-b4df-365c9432f957" xlink:to="loc_us-gaap_PreferredStockMember_b99df135-4423-41bf-8a23-fe1536ddb2c8" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/EarningsPerCommonShareAntidilutiveSecuritiesDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#EarningsPerCommonShareAntidilutiveSecuritiesDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/EarningsPerCommonShareAntidilutiveSecuritiesDetails" xlink:type="extended" id="i34dbea3f3ab741089f0199ddb9592b68_EarningsPerCommonShareAntidilutiveSecuritiesDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_3a448914-435e-4526-a803-9e6fd964f806" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_755f6c84-6883-4b7d-ae82-125a754c4726" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_3a448914-435e-4526-a803-9e6fd964f806" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_755f6c84-6883-4b7d-ae82-125a754c4726" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_20837f90-d0b6-461b-ba64-dbe77010dc25" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_3a448914-435e-4526-a803-9e6fd964f806" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_20837f90-d0b6-461b-ba64-dbe77010dc25" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_955ffb45-2ccd-4f37-8fb8-137945dfc1a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_20837f90-d0b6-461b-ba64-dbe77010dc25" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_955ffb45-2ccd-4f37-8fb8-137945dfc1a8" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_955ffb45-2ccd-4f37-8fb8-137945dfc1a8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_955ffb45-2ccd-4f37-8fb8-137945dfc1a8" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_955ffb45-2ccd-4f37-8fb8-137945dfc1a8_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8cacf6a0-adda-4550-934e-6c8ce3e3ad3f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AntidilutiveSecuritiesNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_955ffb45-2ccd-4f37-8fb8-137945dfc1a8" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8cacf6a0-adda-4550-934e-6c8ce3e3ad3f" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_22c07319-34d8-4ca9-8219-b65d760c8867" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeStockOptionMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8cacf6a0-adda-4550-934e-6c8ce3e3ad3f" xlink:to="loc_us-gaap_EmployeeStockOptionMember_22c07319-34d8-4ca9-8219-b65d760c8867" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_PerformanceSharesAndRestrictedStockMember_f8455730-4bea-4d66-8c57-1ba50e90bcb9" xlink:href="ryam-20220924.xsd#ryam_PerformanceSharesAndRestrictedStockMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8cacf6a0-adda-4550-934e-6c8ce3e3ad3f" xlink:to="loc_ryam_PerformanceSharesAndRestrictedStockMember_f8455730-4bea-4d66-8c57-1ba50e90bcb9" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/IncentiveStockPlansNarrativeDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#IncentiveStockPlansNarrativeDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/IncentiveStockPlansNarrativeDetails" xlink:type="extended" id="ie41e84396a6a4812a38541828b5b246c_IncentiveStockPlansNarrativeDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_803fe3b0-b374-465a-a958-e18a48a90aa5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_f0118d00-f523-4c15-a82d-5239d82d1a43" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_803fe3b0-b374-465a-a958-e18a48a90aa5" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_f0118d00-f523-4c15-a82d-5239d82d1a43" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_eb892725-267c-4ae3-bcfa-c81612c58394" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_803fe3b0-b374-465a-a958-e18a48a90aa5" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_eb892725-267c-4ae3-bcfa-c81612c58394" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_SharebasedCompensationArrangementsbySharebasedPaymentAwardConversionRatioPercentofTarget_044d60dd-4ec7-4981-aef8-e3deeb3fd2fd" xlink:href="ryam-20220924.xsd#ryam_SharebasedCompensationArrangementsbySharebasedPaymentAwardConversionRatioPercentofTarget"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_803fe3b0-b374-465a-a958-e18a48a90aa5" xlink:to="loc_ryam_SharebasedCompensationArrangementsbySharebasedPaymentAwardConversionRatioPercentofTarget_044d60dd-4ec7-4981-aef8-e3deeb3fd2fd" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_fd4214e1-038e-4b7d-8c9a-f53bd1daf338" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_803fe3b0-b374-465a-a958-e18a48a90aa5" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_fd4214e1-038e-4b7d-8c9a-f53bd1daf338" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_f37e2713-f67e-4161-9dbf-dbd25070aa38" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_fd4214e1-038e-4b7d-8c9a-f53bd1daf338" xlink:to="loc_us-gaap_AwardTypeAxis_f37e2713-f67e-4161-9dbf-dbd25070aa38" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f37e2713-f67e-4161-9dbf-dbd25070aa38_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_f37e2713-f67e-4161-9dbf-dbd25070aa38" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_f37e2713-f67e-4161-9dbf-dbd25070aa38_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_91e29679-6ee5-4f7e-a0f2-ee334acd6186" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_f37e2713-f67e-4161-9dbf-dbd25070aa38" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_91e29679-6ee5-4f7e-a0f2-ee334acd6186" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_cf782f33-7248-4b78-924a-5ebe7824256c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_91e29679-6ee5-4f7e-a0f2-ee334acd6186" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_cf782f33-7248-4b78-924a-5ebe7824256c" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_509a86ed-f07b-49d6-8320-2c7296623f35" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PerformanceSharesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_91e29679-6ee5-4f7e-a0f2-ee334acd6186" xlink:to="loc_us-gaap_PerformanceSharesMember_509a86ed-f07b-49d6-8320-2c7296623f35" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_70fd6243-6180-4823-8893-a27525d0fad7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_fd4214e1-038e-4b7d-8c9a-f53bd1daf338" xlink:to="loc_srt_RangeAxis_70fd6243-6180-4823-8893-a27525d0fad7" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_70fd6243-6180-4823-8893-a27525d0fad7_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_70fd6243-6180-4823-8893-a27525d0fad7" xlink:to="loc_srt_RangeMember_70fd6243-6180-4823-8893-a27525d0fad7_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_53ecd73d-72f3-4712-a1e6-d3562c25dbb3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_70fd6243-6180-4823-8893-a27525d0fad7" xlink:to="loc_srt_RangeMember_53ecd73d-72f3-4712-a1e6-d3562c25dbb3" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_efd01c57-2ba0-4b40-8058-733a74073fba" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_53ecd73d-72f3-4712-a1e6-d3562c25dbb3" xlink:to="loc_srt_MinimumMember_efd01c57-2ba0-4b40-8058-733a74073fba" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_85ac2241-90b4-46b2-bb2b-c680d8db8552" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_53ecd73d-72f3-4712-a1e6-d3562c25dbb3" xlink:to="loc_srt_MaximumMember_85ac2241-90b4-46b2-bb2b-c680d8db8552" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/IncentiveStockPlansScheduleofActivityDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#IncentiveStockPlansScheduleofActivityDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/IncentiveStockPlansScheduleofActivityDetails" xlink:type="extended" id="i5fd18594ed5b4f74bd150113c86fbd36_IncentiveStockPlansScheduleofActivityDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_faa53312-452f-4f9e-bf43-7f60ed1a4eaf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_faa53312-452f-4f9e-bf43-7f60ed1a4eaf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_b3edd318-07b2-4194-9cf0-6efa14ae4f57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_b3edd318-07b2-4194-9cf0-6efa14ae4f57" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_786fc9c6-c04b-4044-bd94-eaf6bd990341" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_786fc9c6-c04b-4044-bd94-eaf6bd990341" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_e4222650-2b9b-4736-9479-6c244b2e14aa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_e4222650-2b9b-4736-9479-6c244b2e14aa" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_a33a8b64-5e78-412a-8f76-02cd19674eb7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_a33a8b64-5e78-412a-8f76-02cd19674eb7" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_e3dcf6d0-390f-449b-a90f-9c704c91bd31" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_dd64368b-ae59-4288-9c35-d3962f745214" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod_e3dcf6d0-390f-449b-a90f-9c704c91bd31" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_0682e4ab-b72c-42cd-8a71-c62ebe74a024" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_faa53312-452f-4f9e-bf43-7f60ed1a4eaf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_a588b475-aeda-4f43-884b-9d461dd4d800" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_a588b475-aeda-4f43-884b-9d461dd4d800" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_10e6b079-5a78-45a1-8ee1-a9b86e286d40" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_10e6b079-5a78-45a1-8ee1-a9b86e286d40" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_abc53833-6654-4eae-b6c8-f83ef9088f58" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice_abc53833-6654-4eae-b6c8-f83ef9088f58" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_ee9f7a8f-43f3-4389-a7e7-e972ed4e0596" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_ee9f7a8f-43f3-4389-a7e7-e972ed4e0596" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_9b4afa58-75c4-4f15-b235-abe13d4b6ecf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_53d0f3a3-0fb3-4999-8315-740cae8eaf80" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice_9b4afa58-75c4-4f15-b235-abe13d4b6ecf" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2b8b66d0-5ddf-48f4-be39-144f476d6345" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_faa53312-452f-4f9e-bf43-7f60ed1a4eaf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_fdf46155-1e72-47d1-af7b-08cedcb324ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_fdf46155-1e72-47d1-af7b-08cedcb324ef" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_13401dff-744d-4bec-9c28-b32a55cdc7e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_13401dff-744d-4bec-9c28-b32a55cdc7e9" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_a0aae3c2-add9-4236-b945-3790dcb81148" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_a0aae3c2-add9-4236-b945-3790dcb81148" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_c8114e15-92ce-45d6-af31-1702824e8471" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_c8114e15-92ce-45d6-af31-1702824e8471" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations_d79a88bb-e0e5-4fcd-926c-c3d18a64b1db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_ab75ad46-5915-4f70-b81a-9893f52ef272" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExpirations_d79a88bb-e0e5-4fcd-926c-c3d18a64b1db" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_3bf0aefb-694f-4512-a63d-ab7732f71ee9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_faa53312-452f-4f9e-bf43-7f60ed1a4eaf" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_d00f65a2-e89a-449a-9982-9754cce6e161" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_d00f65a2-e89a-449a-9982-9754cce6e161" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8a6e113d-c445-4de5-ab2c-e0bddf53ae06" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_8a6e113d-c445-4de5-ab2c-e0bddf53ae06" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_88418bd2-b764-42c2-b1be-50e39c0e93e0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_88418bd2-b764-42c2-b1be-50e39c0e93e0" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_6f581ac7-9673-4f20-a075-d296f0ec1944" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_6f581ac7-9673-4f20-a075-d296f0ec1944" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpirationsInPeriodWeightedAverageGrantDateFairValue_8a4a3755-b785-42d7-9153-a1291533fdda" xlink:href="ryam-20220924.xsd#ryam_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpirationsInPeriodWeightedAverageGrantDateFairValue"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_b3374dfd-33c1-4e62-827e-03084eefd438" xlink:to="loc_ryam_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpirationsInPeriodWeightedAverageGrantDateFairValue_8a4a3755-b785-42d7-9153-a1291533fdda" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_d9509480-5c95-4b56-912e-d3c22a7ee72c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_809c2061-52e1-4adc-9937-610bc82cd382" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_faa53312-452f-4f9e-bf43-7f60ed1a4eaf" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_809c2061-52e1-4adc-9937-610bc82cd382" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_067962cd-cfdb-4b40-bb24-975995709238" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_809c2061-52e1-4adc-9937-610bc82cd382" xlink:to="loc_us-gaap_AwardTypeAxis_067962cd-cfdb-4b40-bb24-975995709238" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_067962cd-cfdb-4b40-bb24-975995709238_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_067962cd-cfdb-4b40-bb24-975995709238" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_067962cd-cfdb-4b40-bb24-975995709238_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3273bba3-da74-4fbc-bab8-1093187c8b40" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_067962cd-cfdb-4b40-bb24-975995709238" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3273bba3-da74-4fbc-bab8-1093187c8b40" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_274c27d8-8928-4f04-82b4-604b8e563b0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3273bba3-da74-4fbc-bab8-1093187c8b40" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_274c27d8-8928-4f04-82b4-604b8e563b0e" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PerformanceSharesMember_ebc2ffe1-3d50-4264-b515-b680e47549f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PerformanceSharesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_3273bba3-da74-4fbc-bab8-1093187c8b40" xlink:to="loc_us-gaap_PerformanceSharesMember_ebc2ffe1-3d50-4264-b515-b680e47549f3" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/EmployeeBenefitPlansNetPeriodicBenefitCostsDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#EmployeeBenefitPlansNetPeriodicBenefitCostsDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/EmployeeBenefitPlansNetPeriodicBenefitCostsDetails" xlink:type="extended" id="i19445f9cd6054c7f93159cdf98de5394_EmployeeBenefitPlansNetPeriodicBenefitCostsDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_6b5f1c68-8d2c-4729-bfd5-5f01fc08359b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_6b5f1c68-8d2c-4729-bfd5-5f01fc08359b" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_e8e814e8-c970-4738-a8f6-c55b6a30c995" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_e8e814e8-c970-4738-a8f6-c55b6a30c995" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_b4791fdd-dfb1-4ca9-a1fb-15893188b0b7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_b4791fdd-dfb1-4ca9-a1fb-15893188b0b7" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_a698c704-9a40-4657-aa8c-a9d49faff6d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_a698c704-9a40-4657-aa8c-a9d49faff6d3" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_60cab374-6b76-438a-91cb-f8b5e53a000f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_60cab374-6b76-438a-91cb-f8b5e53a000f" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1_f073ce6b-66e9-448c-b3cb-b76970ed993e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1_f073ce6b-66e9-448c-b3cb-b76970ed993e" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_331767a7-af6d-40f6-9ff1-631ebf0cf94b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_331767a7-af6d-40f6-9ff1-631ebf0cf94b" xlink:type="arc" order="6"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_5a735108-7017-45d3-8952-6895523ae774" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_bcb68a30-eaaf-4b21-853a-226c123d5d1c" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_5a735108-7017-45d3-8952-6895523ae774" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_ea244597-38b0-4b8a-94bb-0521749d4058" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_5a735108-7017-45d3-8952-6895523ae774" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_ea244597-38b0-4b8a-94bb-0521749d4058" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_ea244597-38b0-4b8a-94bb-0521749d4058_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ea244597-38b0-4b8a-94bb-0521749d4058" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_ea244597-38b0-4b8a-94bb-0521749d4058_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_73e0bef0-d25c-412f-babc-a2db62859002" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ea244597-38b0-4b8a-94bb-0521749d4058" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_73e0bef0-d25c-412f-babc-a2db62859002" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_324cbdff-c20b-44da-b806-fe81ee252007" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_73e0bef0-d25c-412f-babc-a2db62859002" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_324cbdff-c20b-44da-b806-fe81ee252007" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_c7f95a6f-f14f-46c5-9066-92939f0a199a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_73e0bef0-d25c-412f-babc-a2db62859002" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_c7f95a6f-f14f-46c5-9066-92939f0a199a" xlink:type="arc" order="1"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/SegmentandGeographicalInformationDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#SegmentandGeographicalInformationDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/SegmentandGeographicalInformationDetails" xlink:type="extended" id="i70e7ccff73da413c9b15dc759bac6b5c_SegmentandGeographicalInformationDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_e6e6b283-9978-41f0-b57a-6ae36a50dc86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_b213e5dd-38a2-4b79-8c05-3aea6ae02ce3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e6e6b283-9978-41f0-b57a-6ae36a50dc86" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_b213e5dd-38a2-4b79-8c05-3aea6ae02ce3" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_c4d02d2a-7fc2-4b60-9b41-e9eba8c51d15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingIncomeLoss"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e6e6b283-9978-41f0-b57a-6ae36a50dc86" xlink:to="loc_us-gaap_OperatingIncomeLoss_c4d02d2a-7fc2-4b60-9b41-e9eba8c51d15" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_839f4b7e-3e45-46dc-8ff1-1ee95b09bc7f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e6e6b283-9978-41f0-b57a-6ae36a50dc86" xlink:to="loc_us-gaap_Assets_839f4b7e-3e45-46dc-8ff1-1ee95b09bc7f" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_34e4e6ce-0752-483a-9278-648f8555a359" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e6e6b283-9978-41f0-b57a-6ae36a50dc86" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_34e4e6ce-0752-483a-9278-648f8555a359" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_27bf0a5c-b546-4027-ba67-dcc24d40ff1c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_34e4e6ce-0752-483a-9278-648f8555a359" xlink:to="loc_srt_ConsolidationItemsAxis_27bf0a5c-b546-4027-ba67-dcc24d40ff1c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_27bf0a5c-b546-4027-ba67-dcc24d40ff1c_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_27bf0a5c-b546-4027-ba67-dcc24d40ff1c" xlink:to="loc_srt_ConsolidationItemsDomain_27bf0a5c-b546-4027-ba67-dcc24d40ff1c_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_7d4fa7b9-df88-4c7c-933a-4a59e5e7b444" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_27bf0a5c-b546-4027-ba67-dcc24d40ff1c" xlink:to="loc_srt_ConsolidationItemsDomain_7d4fa7b9-df88-4c7c-933a-4a59e5e7b444" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_35b6e8a3-ee2d-42a2-9fdf-7cc5a0eca9b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingSegmentsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_7d4fa7b9-df88-4c7c-933a-4a59e5e7b444" xlink:to="loc_us-gaap_OperatingSegmentsMember_35b6e8a3-ee2d-42a2-9fdf-7cc5a0eca9b3" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_4a54239e-f3b2-4895-899e-3e03379b5fa1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntersegmentEliminationMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_7d4fa7b9-df88-4c7c-933a-4a59e5e7b444" xlink:to="loc_us-gaap_IntersegmentEliminationMember_4a54239e-f3b2-4895-899e-3e03379b5fa1" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_1ba82f6d-4956-4dd0-8ab1-37a08d0614c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_34e4e6ce-0752-483a-9278-648f8555a359" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_1ba82f6d-4956-4dd0-8ab1-37a08d0614c1" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_1ba82f6d-4956-4dd0-8ab1-37a08d0614c1_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_1ba82f6d-4956-4dd0-8ab1-37a08d0614c1" xlink:to="loc_us-gaap_SegmentDomain_1ba82f6d-4956-4dd0-8ab1-37a08d0614c1_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b6aafedb-be9a-420d-a0b8-6eb6dd1716a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_1ba82f6d-4956-4dd0-8ab1-37a08d0614c1" xlink:to="loc_us-gaap_SegmentDomain_b6aafedb-be9a-420d-a0b8-6eb6dd1716a9" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_HighPurityCelluloseSegmentMember_dd21138b-51db-4014-869f-799ce294863b" xlink:href="ryam-20220924.xsd#ryam_HighPurityCelluloseSegmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b6aafedb-be9a-420d-a0b8-6eb6dd1716a9" xlink:to="loc_ryam_HighPurityCelluloseSegmentMember_dd21138b-51db-4014-869f-799ce294863b" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_PaperboardSegmentMember_ea7fd7a7-82d6-4723-89ad-47672f51cf13" xlink:href="ryam-20220924.xsd#ryam_PaperboardSegmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b6aafedb-be9a-420d-a0b8-6eb6dd1716a9" xlink:to="loc_ryam_PaperboardSegmentMember_ea7fd7a7-82d6-4723-89ad-47672f51cf13" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_HighYieldPulpSegmentMember_ba0d700d-707b-4902-8194-06a566868401" xlink:href="ryam-20220924.xsd#ryam_HighYieldPulpSegmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b6aafedb-be9a-420d-a0b8-6eb6dd1716a9" xlink:to="loc_ryam_HighYieldPulpSegmentMember_ba0d700d-707b-4902-8194-06a566868401" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_CorporateAndOtherSegmentMember_de4ac1a4-ab16-4186-a7b0-63ba737f73e3" xlink:href="ryam-20220924.xsd#ryam_CorporateAndOtherSegmentMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b6aafedb-be9a-420d-a0b8-6eb6dd1716a9" xlink:to="loc_ryam_CorporateAndOtherSegmentMember_de4ac1a4-ab16-4186-a7b0-63ba737f73e3" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_f4a403c8-95da-4b94-b458-ac45cae0f8d8" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_34e4e6ce-0752-483a-9278-648f8555a359" xlink:to="loc_srt_ProductOrServiceAxis_f4a403c8-95da-4b94-b458-ac45cae0f8d8" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f4a403c8-95da-4b94-b458-ac45cae0f8d8_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_f4a403c8-95da-4b94-b458-ac45cae0f8d8" xlink:to="loc_srt_ProductsAndServicesDomain_f4a403c8-95da-4b94-b458-ac45cae0f8d8_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_94f53c42-4e15-4699-9702-ddab0e958242" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_f4a403c8-95da-4b94-b458-ac45cae0f8d8" xlink:to="loc_srt_ProductsAndServicesDomain_94f53c42-4e15-4699-9702-ddab0e958242" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_CelluloseSpecialtiesMember_f4fcbed0-2f03-4bcc-9923-47662a8f56e5" xlink:href="ryam-20220924.xsd#ryam_CelluloseSpecialtiesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_94f53c42-4e15-4699-9702-ddab0e958242" xlink:to="loc_ryam_CelluloseSpecialtiesMember_f4fcbed0-2f03-4bcc-9923-47662a8f56e5" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_CommodityProductsMember_d6d60379-f298-49f8-aebb-c8bbec1314ec" xlink:href="ryam-20220924.xsd#ryam_CommodityProductsMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_94f53c42-4e15-4699-9702-ddab0e958242" xlink:to="loc_ryam_CommodityProductsMember_d6d60379-f298-49f8-aebb-c8bbec1314ec" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_OtherProductsandServicesMember_ac4242fe-ebac-42a4-99a0-9b03f32e985c" xlink:href="ryam-20220924.xsd#ryam_OtherProductsandServicesMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_94f53c42-4e15-4699-9702-ddab0e958242" xlink:to="loc_ryam_OtherProductsandServicesMember_ac4242fe-ebac-42a4-99a0-9b03f32e985c" xlink:type="arc" order="2"/>
</link:definitionLink>
<link:roleRef roleURI="http://www.rayonieram.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="ryam-20220924.xsd#CommitmentsandContingenciesDetails"/>
<link:definitionLink xlink:role="http://www.rayonieram.com/role/CommitmentsandContingenciesDetails" xlink:type="extended" id="i92b0dba7b8744e86a1bdf6ac35cce793_CommitmentsandContingenciesDetails">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteeObligationsLineItems"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_NumberOfLumberMills_a5bac7ee-2d25-44b6-a91a-d137fb61cddb" xlink:href="ryam-20220924.xsd#ryam_NumberOfLumberMills"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_ryam_NumberOfLumberMills_a5bac7ee-2d25-44b6-a91a-d137fb61cddb" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_RightsToDutyRefunds_74666b92-07cb-45e4-96fe-ed4462fc92cc" xlink:href="ryam-20220924.xsd#ryam_RightsToDutyRefunds"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_ryam_RightsToDutyRefunds_74666b92-07cb-45e4-96fe-ed4462fc92cc" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableForRecoveryOfImportDutiesNet_c226e20b-e8db-44b6-b645-cb592b12b509" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReceivableForRecoveryOfImportDutiesNet"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_us-gaap_ReceivableForRecoveryOfImportDutiesNet_c226e20b-e8db-44b6-b645-cb592b12b509" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_b6171d3b-c42d-43db-9398-891f4fa74f9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_b6171d3b-c42d-43db-9398-891f4fa74f9f" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_GuarantorObligationEstimatedExposureUndiscounted_a752b1d7-1db0-4e65-8dba-6bbf1cf31eb2" xlink:href="ryam-20220924.xsd#ryam_GuarantorObligationEstimatedExposureUndiscounted"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_ryam_GuarantorObligationEstimatedExposureUndiscounted_a752b1d7-1db0-4e65-8dba-6bbf1cf31eb2" xlink:type="arc" order="4"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_a075855f-a5a8-48ef-8d75-aa1dcc5a485b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_a075855f-a5a8-48ef-8d75-aa1dcc5a485b" xlink:type="arc" order="5"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGuaranteeObligationsTable_8fe65dc0-eef8-4317-8d58-aefa9c86be2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfGuaranteeObligationsTable"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_GuaranteeObligationsLineItems_ad73cb56-5851-42a1-9bf4-0f7a2f36d785" xlink:to="loc_us-gaap_ScheduleOfGuaranteeObligationsTable_8fe65dc0-eef8-4317-8d58-aefa9c86be2e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsByNatureAxis_289b1607-46c5-422d-8277-08c69d0ee0fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteeObligationsByNatureAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGuaranteeObligationsTable_8fe65dc0-eef8-4317-8d58-aefa9c86be2e" xlink:to="loc_us-gaap_GuaranteeObligationsByNatureAxis_289b1607-46c5-422d-8277-08c69d0ee0fd" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsNatureDomain_289b1607-46c5-422d-8277-08c69d0ee0fd_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteeObligationsNatureDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_GuaranteeObligationsByNatureAxis_289b1607-46c5-422d-8277-08c69d0ee0fd" xlink:to="loc_us-gaap_GuaranteeObligationsNatureDomain_289b1607-46c5-422d-8277-08c69d0ee0fd_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsNatureDomain_85158cd7-30c2-42fe-bc1e-16f0e83d3e32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteeObligationsNatureDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_GuaranteeObligationsByNatureAxis_289b1607-46c5-422d-8277-08c69d0ee0fd" xlink:to="loc_us-gaap_GuaranteeObligationsNatureDomain_85158cd7-30c2-42fe-bc1e-16f0e83d3e32" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialStandbyLetterOfCreditMember_cc5f428f-a3e0-411e-bc78-e93ececa72f4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialStandbyLetterOfCreditMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsNatureDomain_85158cd7-30c2-42fe-bc1e-16f0e83d3e32" xlink:to="loc_us-gaap_FinancialStandbyLetterOfCreditMember_cc5f428f-a3e0-411e-bc78-e93ececa72f4" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_SuretyBondMember_1214068f-f862-4fa7-8fb9-fb4c76b64bb9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SuretyBondMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsNatureDomain_85158cd7-30c2-42fe-bc1e-16f0e83d3e32" xlink:to="loc_us-gaap_SuretyBondMember_1214068f-f862-4fa7-8fb9-fb4c76b64bb9" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentGuaranteeMember_705add8a-2e23-4b7e-a176-6f069f6e2fa1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentGuaranteeMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsNatureDomain_85158cd7-30c2-42fe-bc1e-16f0e83d3e32" xlink:to="loc_us-gaap_PaymentGuaranteeMember_705add8a-2e23-4b7e-a176-6f069f6e2fa1" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_e934699e-40cc-4d2e-8b9f-95effb2ab7c4" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LegalEntityAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGuaranteeObligationsTable_8fe65dc0-eef8-4317-8d58-aefa9c86be2e" xlink:to="loc_dei_LegalEntityAxis_e934699e-40cc-4d2e-8b9f-95effb2ab7c4" xlink:type="arc" order="2"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_e934699e-40cc-4d2e-8b9f-95effb2ab7c4_default" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_e934699e-40cc-4d2e-8b9f-95effb2ab7c4" xlink:to="loc_dei_EntityDomain_e934699e-40cc-4d2e-8b9f-95effb2ab7c4_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_95c0cec2-4142-4d46-8fcf-ac71cead4ebe" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_e934699e-40cc-4d2e-8b9f-95effb2ab7c4" xlink:to="loc_dei_EntityDomain_95c0cec2-4142-4d46-8fcf-ac71cead4ebe" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_RayonierAdvancedMaterialsIncMember_599538b2-4cbd-4d0f-bd5c-f195b32929cd" xlink:href="ryam-20220924.xsd#ryam_RayonierAdvancedMaterialsIncMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_95c0cec2-4142-4d46-8fcf-ac71cead4ebe" xlink:to="loc_ryam_RayonierAdvancedMaterialsIncMember_599538b2-4cbd-4d0f-bd5c-f195b32929cd" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_BorregaardASAMember_3e481278-4b25-4abf-aca2-af325a6a01a6" xlink:href="ryam-20220924.xsd#ryam_BorregaardASAMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_95c0cec2-4142-4d46-8fcf-ac71cead4ebe" xlink:to="loc_ryam_BorregaardASAMember_3e481278-4b25-4abf-aca2-af325a6a01a6" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_95dbef8f-8fab-4f06-9119-b7aef53f7322" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGuaranteeObligationsTable_8fe65dc0-eef8-4317-8d58-aefa9c86be2e" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_95dbef8f-8fab-4f06-9119-b7aef53f7322" xlink:type="arc" order="3"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_95dbef8f-8fab-4f06-9119-b7aef53f7322_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_95dbef8f-8fab-4f06-9119-b7aef53f7322" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_95dbef8f-8fab-4f06-9119-b7aef53f7322_default" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_b021d6e5-72e3-4273-865f-b4e908b1aa7c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_95dbef8f-8fab-4f06-9119-b7aef53f7322" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_b021d6e5-72e3-4273-865f-b4e908b1aa7c" xlink:type="arc" order="1"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_LignoTechFloridaMember_88385443-c312-4562-9665-d3b93cc9eb95" xlink:href="ryam-20220924.xsd#ryam_LignoTechFloridaMember"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_b021d6e5-72e3-4273-865f-b4e908b1aa7c" xlink:to="loc_ryam_LignoTechFloridaMember_88385443-c312-4562-9665-d3b93cc9eb95" xlink:type="arc" order="0"/>
</link:definitionLink>
<link:roleRef roleURI="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="simple" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-roles-2022.xsd#eedm"/>
<link:definitionLink xlink:role="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="extended">
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsNoncurrent"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract" xlink:to="loc_us-gaap_OtherAssetsNoncurrent" xlink:type="arc" order="0"/>
<link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
<link:loc xlink:type="locator" xlink:label="loc_ryam_AccruedAndOtherCurrentLiabilities_30ea68fb-26a1-4a83-958d-db919fc9f49a" xlink:href="ryam-20220924.xsd#ryam_AccruedAndOtherCurrentLiabilities"/>
<link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract" xlink:to="loc_ryam_AccruedAndOtherCurrentLiabilities_30ea68fb-26a1-4a83-958d-db919fc9f49a" xlink:type="arc" order="0"/>
</link:definitionLink>
</link:linkbase>


2 Subsequent Filings that Reference this Filing

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

 2/29/24  Rayonier Advanced Materials Inc.  10-K       12/31/23  156:16M
 3/01/23  Rayonier Advanced Materials Inc.  10-K       12/31/22  154:17M


4 Previous Filings that this Filing References

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

10/19/22  Rayonier Advanced Materials Inc.  8-K:5,9    10/19/22   12:360K                                   Donnelley … Solutions/FA
 3/21/22  Rayonier Advanced Materials Inc.  8-K:1,3,5,8 3/21/22   13:578K                                   Donnelley … Solutions/FA
 8/10/16  Rayonier Advanced Materials Inc.  8-K:1,3,5,8 8/04/16    4:551K                                   Donnelley … Solutions/FA
 6/30/14  Rayonier Advanced Materials Inc.  8-K:1,2,5,8 6/24/14    9:2.1M                                   Donnelley … Solutions/FA
Top
Filing Submission 0001597672-22-000055   –   Alternative Formats (Word / Rich Text, HTML, Plain Text, et al.)

Copyright © 2024 Fran Finnegan & Company LLC – All Rights Reserved.
AboutPrivacyRedactionsHelp — Mon., Apr. 29, 6:47:55.2pm ET