EXHIBIT 32.1
CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
In connection with the Quarterly Report of BlueRiver Acquisition Corp. (the “Company”) on Form 10-Q for the quarter ended June 30, 2022, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, John Gregg, Co-Chief Executive Officer, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:
(1)  | the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and  | 
(2)  | the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.  | 
Date: August 15, 2022  | ||
/s/ John Gregg  | ||
Name:  | John Gregg  | |
Title:  | Co-Chief Executive Officer  | |
(Principal Executive Officer)  | ||