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 BankFinancial Corporation (the
"Company") on Form 10-Q for the period ending June 30, 2005 as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), I, F.
Morgan Gasior, Chairman of the Board, Chief Executive Officer and President
(Principal 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:

         (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.



/s/   F. Morgan Gasior
- -----------------------------------------------------
F. Morgan Gasior
Chairman of the Board, Chief Executive Officer
and President (Principal Executive Officer)









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