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

The certification set forth below is being submitted in connection with the Quarterly Report on Form 10-Q of Publix Super Markets, Inc. (Company) for the period ended March 30, 2024 (Report) pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

I, Randall T. Jones, Sr., Executive Chairman of the Company, certify, to the best of my knowledge, that on the date hereof:

(1)     The Report fully complies with the requirements of Section 13(a) or 15(d) of the Exchange Act; 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: May 1, 2024

/s/ Randall T. Jones, Sr.

Randall T. Jones, Sr.

Executive Chairman