Exhibit 32.1

     CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002



         I, Edward F. Feighan, Chairman of the Board, President and Chief
Executive Officer of ProCentury Corporation (the "Company"), certify, pursuant
to Section 906 of the Sarbanes-Oxley Act of 2002, that:

         (1)    The quarterly report on Form 10-Q of the Company for the period
         ended March 31, 2004 which this certification accompanies 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 quarterly report fairly
         presents, in all material respects, the financial condition and results
         of operations of the Company.




/s/ Edward F. Feighan
- ------------------------------------------------------------
Edward F. Feighan
Chairman of the Board, President and Chief Executive Officer
June 4, 2004