ChyronHego (CHYR) 10-Q 2003 Q1 Quarterly report

Exhibit 99

Chyron Corporation
Certification of
Chief Executive Officer and Chief Financial Officer

(Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350)

This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, and accompanies the quarterly report on Form 10-Q (the "Form 10-Q") for the quarter ended March 31, 2003 of Chyron Corporation (the "Issuer").

We, Michael Wellesley-Wesley, Chief Executive Officer, and Jerry Kieliszak, Chief Financial Officer, of Issuer, each individually, certify that:

(i) the Form 10-Q fully complies with the requirements of section 13(a) or section 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m(a) or 78o(d)); and

(ii) the information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of the Issuer.

Dated: May 14, 2003

/s/ Michael Wellesley-Wesley

Michael Wellesley-Wesley

President and

Chief Executive Officer

/s/ Jerry Kieliszak

Jerry Kieliszak

Senior Vice President and

Chief Financial Officer