Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement Nos. 333-05081 and 333-185731 on Form S-8 of our report dated June 29, 2020, appearing in this Annual Report on Form 11-K of the Hancock Whitney Corporation 401(k) Savings Plan for the year ended December 31, 2019.
/s/ POSTLETHWAITE & NETTERVILLE, APAC
Metairie, Louisiana
June 29, 2020