Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-130283) pertaining to the CIBC World Markets Incentive Savings Plan for United States Employees of Canadian Imperial Bank of Commerce of our report dated June 27, 2019, with respect to the financial statements and schedule of the CIBC World Markets Incentive Savings Plan for United States Employees included in this Annual Report (Form 11-K) for the year ended December 31, 2018.
/s/ Ernst & Young LLP
New York, New York
July 16, 2019