1
Exhibit
32.1
I,
Jeffrey
L.
Harmening,
Chief
Executive
Officer
of
General
Mills,
Inc.
(the
“Company”),
certify,
pursuant
to
Section
906
of
the
Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, that:
(1)
the Quarterly
Report
on
Form 10-Q
of the
Company
for
the fiscal quarter
ended August
24,
2025
(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.
Dated: September
17, 2025
Jeffrey L. Harmening