Exhibit 99.1

                          The Boston Beer Company, Inc.

                            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 The Boston Beer Company, Inc. (the
"Company") on Form 10-Q for the period ended September 28, 2002 as filed with
the Securities and Exchange Commission (the "Report"), I, Martin F. Roper,
President and Chief Executive Officer of the Company, certify, pursuant to
Section 1350 of Chapter 63 of Title 18, United States Code, that this Report
fully complies with the requirements of Section 13(a) or 15(d) of the Securities
Exchange Act of 1934 and that the information contained in this Report fairly
presents, in all material respects, the financial condition and results of
operations of the Company.

Date: November 12, 2002


                                                  /s/ Martin F. Roper
                                             -------------------------------
                                                      Martin F. Roper
                                           President and Chief Executive Officer