who is Novak Djokovic?

 Novak Djokovic is a professional tennis player from Serbia. He is considered one of the greatest tennis players of all time and has won numerous major titles, including 17 Grand Slam singles titles. Djokovic has been ranked world No. 1 in men's singles tennis by the Association of Tennis Professionals (ATP) for over 280 weeks, and he has finished as the year-end No. 1 five times. He has also won numerous awards and accolades for his achievements in tennis.