Exhibit 15.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 333-274968) pertaining to the 2023 Omnibus Incentive Plan and 2023 Employee Share Purchase Plan of Birkenstock Holding plc of our report dated December 18, 2024, with respect to the consolidated financial statements of Birkenstock Holding plc included in this Annual Report (Form 20-F) for the year ended September 30, 2024.

/s/ EY GmbH & Co. KG Wirtschaftsprüfungsgesellschaft

Cologne, Germany

December 18, 2024