Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-8 of Couchbase, Inc.of our report dated March 31, 2022 relating to the financial statements, which appears in Couchbase, Inc.’s Annual Report on Form 10-K for the year ended January 31, 2022.

/s/ PricewaterhouseCoopers LLP
San Jose, CaliforniaJanuary 13, 2023

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