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Exhibit 99(a)

Certification of Periodic Financial Report by
Chief Executive Officer Pursuant to 18 U.S.C. § 1350

        I, Richard M. Kovacevich, Chairman, President and Chief Executive Officer of Wells Fargo & Company (the "Company"), certify that:

(1)

The Company's Annual Report on Form 10-K for the period ended December 31, 2002 (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.

/s/ RICHARD M. KOVACEVICH Richard M. Kovacevich
Chairman, President and Chief Executive Officer
Wells Fargo & Company
March 14, 2003

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Exhibit 99(a)

Certification of Periodic Financial Report by Chief Executive Officer Pursuant to 18 U.S.C. § 1350