EXHIBIT 99.1



                                                             Certification
                                                     Section 906 - Sarbanes-Oxley

                                               Certification of Chief Executive Officer
                                                  Pursuant to 18 U.S.C. Section 1350
                                                   As Adopted By Section 906 of the
                                                      Sarbanes-Oxley Act of 2002


My name is R. David Hoover and I am the Chairman of the Board, President and Chief Executive Officer of Ball Corporation.

Please accept this as the certification required of the Chief Executive Officer of Ball Corporation pursuant to 18 U.S.C.
Section 1350 as adopted by Section 906 of the Sarbanes-Oxley Act of 2002 that to the best of my knowledge and belief:

(1)      Report 10-K for the 2002 year end filed with the U.S. Securities and Exchange Commission on March 27, 2003 ("Report")
         fully complies with Section 13(a) or 15(d) of the Securities Exchange Act of 1934 as amended; and

(2)      The information contained in the Report fairly presents, in all material respects, the financial condition and results
         of the operations of Ball Corporation as of, and for, the periods presented in the Report.


/s/ R. David Hoover          
R. David Hoover
Chairman of the Board, President and Chief Executive Officer
Ball Corporation

Date:  March 27, 2003




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