Novak Djokovic is a Serbian professional tennis player who has been ranked as the world No. 1 by the ATP. He holds a record 354 weeks at the top, and has finished as the ATP Year-End No. 1 a record seven times.
Djokovic has won a joint record 20 Grand Slam men's singles titles, including a record nine Australian Open titles. He has also won 86 ATP singles titles, including a record 37 Masters events. He is the only man in the Open Era to achieve a double career Grand Slam and complete a non-calendar year Grand Slam.
Djokovic began his professional career in 2003, and at age 20, he won his first Grand Slam title at the 2008 Australian Open. He soon joined the Big Three, a group of three players who have dominated men's tennis for over a decade, along with Roger Federer and Rafael Nadal.
He has remained the best player in men's tennis for over a decade, leading the tour in major and Masters titles, and winning four out of his five titles at the ATP Finals consecutively from 2012 through 2015. Djokovic has also won the bronze medal for Serbia at the 2008 Beijing Olympics, and has led the Serbian national team to their first Davis Cup title in 2010 and to the inaugural ATP Cup title in 2020.
Djokovic has won numerous awards, including the Laureus World Sportsman of the Year award four times, the BBC Sports Personality World Sport Star of the Year award in 2011, and the L'Équipe Champion of Champions award in 2021. He is also a recipient of several national orders and has been an active philanthropist.
In addition to his tennis career, Djokovic has been the former ATP player council president and is also an advocate for better prize money structure for lower ranked players. He co-founded the Professional Tennis Players Association with Vasek Pospisil in August 2020.