Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in the following Registration Statements:
of our reports dated February 15, 2022, with respect to the consolidated financial statements of CRISPR Therapeutics AG and the effectiveness of internal control over financial reporting of CRISPR Therapeutics AG included in this Annual Report (Form 10-K) of CRISPR Therapeutics AG for the year ended December 31, 2021.
/s/ Ernst & Young LLP
Boston, Massachusetts
February 15, 2022