EXHIBIT 32.1

Certification of Principal Executive Officer 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 Annual Report on Form 10-K of Graf Acquisition Corp. IV (the “Company”) for the period from January 28, 2021 (inception) through December 31, 2021, as filed with the Securities and Exchange Commission (the “Report”), I, James A. Graf, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. §1350, as adopted by §906 of the Sarbanes-Oxley Act of 2002, that:

1.

The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.

To my knowledge, the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company as of and for the period covered by the Report.

Date: March 30, 2022

By:

/s/ James A. Graf

Name:

James A. Graf

Title:

Chief Executive Officer (Principal Executive Officer)