EXHIBIT 32.1:

CERTIFICATIONS PURSUANT TO 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO

THE SARBANES-OXLEY ACT OF 2002 CERTIFICATION

Certification

Pursuant to 18 U.S.C. Section 1350, the undersigned officer of Oil-Dri Corporation of America (the “Company”) hereby certifies that to the best of my knowledge the Company's Annual Report on Form 10-K for the year ended July 31, 2021 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934 and that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operation of the Company.

Dated:	October 13, 2021
/s/ Daniel S. Jaffee
Name: Daniel S. Jaffee Title: President and Chief Executive Officer

A signed original of this written statement required by Section 906 has been provided to Oil-Dri Corporation of America and will be retained by Oil-Dri Corporation of America and furnished to the Securities and Exchange Commission or its staff upon request.

The foregoing certification is being furnished solely pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Section 1350, Chapter 63 of Title 18, United States Code) and is not being filed as part of the Report or as a separate disclosure document.

Certification

Pursuant to 18 U.S.C. Section 1350, the undersigned officer of Oil-Dri Corporation of America (the “Company”) hereby certifies that to the best of my knowledge the Company's Annual Report on Form 10-K for the year ended July 31, 2021 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d), as applicable, of the Securities Exchange Act of 1934 and that the information contained in the Report fairly presents, in all material respects, the financial condition and results of operation of the Company.

Dated:	October 13, 2021
/s/ Susan M. Kreh
Name: Susan M. Kreh Title: Chief Financial Officer

A signed original of this written statement required by Section 906 has been provided to Oil-Dri Corporation of America and will be retained by Oil-Dri Corporation of America and furnished to the Securities and Exchange Commission or its staff upon request.

The foregoing certification is being furnished solely pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (Section 1350, Chapter 63 of Title 18, United States Code) and is not being filed as part of the Report or as a separate disclosure document.