Nikolay Vladimirovich Davydenko is a retired Russian tennis player. He achieved a career-high singles ranking of World No. 3 in November 2006. Davydenko's best result in a Grand Slam tournament was reaching the semi-finals, which he accomplished on four occasions: twice each at the French Open and the U.S. Open, losing to Roger Federer in all but one of them. His biggest achievement was winning the 2009 ATP World Tour Finals, and he also won three ATP Masters Series. He is the only player to have a winning record against Rafael Nadal having played at least 11 matches. In mid-October 2014 Davydenko retired from competitions. 

June 2nd, 1981 in Sievierodonetsk (Age 43)