We consent to the incorporation by reference in this registration statement on Form S-4 of Webster Financial Corporation, and the related joint proxy
statement/prospectus, of our report dated
February 26, 2021, relating to the consolidated financial statements and effectiveness of internal control over financial reporting appearing in the Annual Report on Form 10-K of Sterling Bancorp and
Subsidiaries for the year ended
December 31, 2020. We also consent to the reference to us under the heading
"Experts" in the joint proxy statement/prospectus.