20230930-DK-Butterfly-1 (BBBYQ) S-8 Registration of securities for employees

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Bed Bath & Beyond Inc:

We consent to the incorporation by reference in this registration statement onForm S-8 of Bed Bath & Beyond Inc. and subsidiaries of our reports dated April 30, 2019, with respect to the consolidated balance sheets of Bed Bath & Beyond Inc. and subsidiaries as of March 2, 2019 and March 3, 2018, and the related consolidated statements of operations, comprehensive (loss) income, shareholders’ equity, and cash flows for each of the years in the three-year period ended March 2, 2019, and the related notes and consolidated financial statement schedule (collectively, the “consolidated financial statements”), and the effectiveness of internal control over financial reporting as of March 2, 2019, which reports appear in the March 2, 2019 annual report onForm 10-K of Bed Bath & Beyond Inc. and subsidiaries.

/s/ KPMG LLP

Short Hills, New Jersey

November 1, 2019