Novak Djokovic — Serbian Athlete born on May 22, 1987,
Novak Djokovic is a Serbian professional tennis player who is currently ranked world No. 1 in men's singles tennis by the Association of Tennis Professionals. He is generally considered to be one of the greatest tennis players of all time and a top 5 player in the Open Era. He is coached by former Slovak tennis player Marián Vajda and former German tennis player and six-time Grand Slam champion Boris Becker... (wikipedia)