Exhibit 13.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER 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 annual report of Hellenic Telecommunications S.A. (the “Company”) on Form 20-F for the fiscal year ended December 31, 2010, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Michael Tsamaz, Chairman and Managing Director of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted 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.

Date: June 17, 2011

By:	/S/ MICHAEL TSAMAZ
	Michael Tsamaz Chairman and Managing Director