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



In connection with the Quarterly Report of Citizens Banking Corporation (the
"Company") on Form 10-Q for the period ending June 30, 2003 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), we,
William R. Hartman, Chief Executive Officer of the Company, and Charles D.
Christy, Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C.
Section 1350, as adopted pursuant to Section 906 if the Sarbanes-Oxley Act of
2002, that:

(1) The Report fully complies with the requirements of Section 13(a) 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: August 11, 2003


                                                 /s/ William R. Hartman
                                                 ----------------------
                                                 William R. Hartman
                                                 Chief Executive Officer

                                                 /s/ Charles D. Christy
                                                 ----------------------
                                                 Charles D. Christy
                                                 Chief Financial Officer



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









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