Exhibit 99.1

CERTIFICATION OF PERIODIC FINANCIAL REPORT BY CHIEF EXECUTIVE OFFICER PURSUANT
TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Form 10-K of Convergys Corporation (the "Company")for the
fiscal year ended December 31, 2002, as filed with the Securities and Exchange
Commission on March 6, 2003 (the "Report"), I, James F. Orr, President and Chief
Executive Officer of the Company, certify, pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002, 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.



/s/ James F. Orr
- -------------------------------------------
James F. Orr
President and Chief Executive Officer

March 6, 2003