Novak Djokovic Players of the us open 2011

novak djokovic

novak djokovic final won 

novak djokovic vs victor

novak djokovic

novak djokovic Tennis 

Novak Djokovic professional tennis player

Novak Djokovic born 22 May 1987) is a Serbian professional tennis player who is ranked the World No. 1 by the Association of Tennis Professionals (ATP) since 4 July 2011. He has won three Grand Slam singles titles, the 2008 and 2011 Australian Open championships and the 2011 Wimbledon 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.Amongst other major titles, he is also the winner of the 2010 Davis Cup
.