EXHIBIT 32.2

                    CERTIFICATION OF CHIEF FINANCIAL OFFICER

      I, Jerry P. Rebel, Chief Financial Officer of JACK IN THE BOX INC. (the
"Registrant"), do hereby certify in accordance with 18 U.S.C. 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that, based on my
knowledge:

            (1)   the Quarterly Report on Form 10-Q of the Registrant, to which
                  this certification is attached as an exhibit (the "Report"),
                  fully complies with the requirements of Section 13(a) of the
                  Securities Exchange Act of 1934 (15 U.S.C. 78m); and

            (2)   the information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of the Registrant.

Dated: August 12, 2005                                   /S/JERRY P. REBEL
                                                         -----------------------
                                                         Jerry P. Rebel
                                                         Chief Financial Officer

A signed original of this written statement required by Section 906, or other
document authenticating, acknowledging, or otherwise adopting the signature that
appears in typed form within the electronic version of this written statement
required by Section 906, has been provided to Jack in the Box Inc. and will be
retained by Jack in the Box Inc. and furnished to the Securities and Exchange
Commission or its staff upon request.