Exhibit 32.1
CERTIFICATION
PURSUANT TO SECTION 906
OF THE SARBANES-OXLEY ACT OF 2002 (18 U.S.C.
SECTION 1350)
In connection with the Annual Report of Chevron Corporation (the
“Company”) on
Form 10-K
for the year ended December 31, 2008, as filed with the
Securities and Exchange Commission on the date hereof (the
“Report”), I, David J. O’Reilly, Chairman
and Chief Executive Officer of the Company, 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.
David J. O’Reilly
Chairman of the Board and
Chief Executive Officer
Dated: February 26, 2009
E-144