Novak Đoković (born 22 May 1987) is a Serbian professional tennis player ranked World No. 2 by the Association of Tennis Professionals (ATP).
He has won two Grand Slam singles titles, the 2008 and 2011 Australian Open championships, becoming the first player representing Serbia to win a Grand Slam singles title and the youngest player in the open era to have reached the semi-finals of all four Grand Slam events, separately and consecutively.[2] He is also one of only four players (David Nalbandian, Andy Murray, and Rafael Nadal being the other 3) to beat Roger Federer 3 times in one calendar year. He is also one of three players (Nalbandian and Nikolay Davydenko being the other 2) to beat Federer and Nadal in the same tournament twice, accomplishing that feat when he won the 2011 Indian Wells Masters 1000 event. He is also the youngest player in the Open Era to defeat the top three players in succession and he achieved this when he defeated world number 3 Andy Roddick, world number 2 Nadal, and World number 1 Federer in the 2007 Rogers Cup. He is one of only two players to have defeated Federer at the semifinal stage or later on more than one occasion in Grand Slam tournaments, and also at consecutive tournaments (the other being Nadal).
Ðoković was the runner-up at the 2007 and 2010 US Open tournaments (to Federer and Nadal, respectively), and a bronze medalistrepresenting Serbia at the 2008 Olympic Games. In addition, Ðoković won the Tennis Masters Cup in 2008 and has won nine Masters Seriestournaments. In 2010, he led Serbia to win the Davis Cup. Ðoković finished the ATP Tour as World No. 3 for four consecutive years between 2007 and 2010.
From the 2010 Davis Cup finals to the 2011 French Open, Ðoković had a 43-match win streak, third only to Guillermo Vilas (46 matches in 1977) and Ivan Lendl (44 matches in 1981/1982). This includes titles at the Australian Open, Dubai, Indian Wells Masters, Miami Masters,Serbia Open, Madrid Masters, and the Rome Masters. He won 41 straight matches from the start of 2011 until the French Open semi-finals (where he was beaten by Roger Federer), second only to John McEnroe's record (he started 42–0 in 1984).
He is a double winner of the award The Best Sportperson of Serbia and award for The Best Sportsman by Olympic Committee of Serbia. He is considered the best male tennis player to come out of Serbia and the former Yugoslavia. Ðoković has been awarded with the Order of St. Sava, the highest decoration of the Serbian Orthodox Church.