EXHIBIT 32.2

                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 on Form 10-Q of PAREXEL International
Corporation (the "Company") for the period ended September 30, 2003 as filed
with the Securities and Exchange Commission on the date hereof (the "Report"),
the undersigned, James F. Winschel, Jr., Chief Financial Officer of the Company,
hereby certifies, pursuant to 18 U.S.C. Section 1350, 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.

Date: November 12, 2003        /s/ James F. Winschel, Jr.
                               --------------------------
                               James F. Winschel, Jr.
                               Senior Vice President and Chief Financial Officer

The certification set forth above is being furnished as an exhibit solely
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and is not being filed
as part of the Form 10-Q or as a separate disclosure document of the Company or
the certifying officer.

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