EXHIBIT 99.1

                                  CERTIFICATION
                       PURSUANT TO 18 U.S.C. SECTION 1350
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002


      Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002, each of the undersigned, in their capacities as
designated members of the Callaway Golf Company 401(k) Retirement Investment
Plan Committee, do hereby certify with respect to the Annual Report of the
Callaway Golf Company 401(k) Retirement Investment Plan (the "Plan") on Form
11-K for the year ended December 31, 2002 (the "11-K Report") that:

(1)   the 11-K Report fully complies with the requirements of Section 15(d) of
      the Securities Exchange Act of 1934; and

(2)   the information contained in the 11-K Report fairly presents, in all
      material respects, the net assets available for benefits, and changes in
      net assets available for benefits, of the Plan.

      The undersigned have executed this Certification effective as of June 20,
2003.

                                              /s/ BRADLEY J. HOLIDAY
                                      ------------------------------------------
                                      Bradley J. Holiday,
                                      Designated Member of the 401(k) Retirement
                                      Investment Plan Committee


                                               /s/ DENNIS R. SECOR
                                      ------------------------------------------
                                      Dennis R. Secor,
                                      Designated Member of the 401(k) Retirement
                                      Investment Plan Committee




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