Nikolay Davydenko

Nikolay Davydenko

Nikolay Vladimirovich Davydenko is a Ukrainian-Russian tennis player. Davydenko's best result in a Grand Slam tournament has been reaching the semifinals, which he has done on four occasions: twice each at the French Open and the U.S. Open. His biggest achievement to date was winning the 2009 ATP...

 was the defending champion, but did not qualify for the event.

Roger Federer

Roger Federer

Roger Federer is a Swiss professional tennis player who held the ATP no. 1 position for a record 237 consecutive weeks, and 285 weeks overall. As of 28 November 2011, he is ranked World No. 3 by the Association of Tennis Professionals . Federer has won a men's record 16 Grand Slam singles titles...

 won the tournament after beating Rafael Nadal

Rafael Nadal

Rafael "Rafa" Nadal Parera is a Spanish professional tennis player and a former World No. 1. , he is ranked No. 2 by the Association of Tennis Professionals...

 6–3, 3–6, 6–1 in the final. It was his fifth title of the year and his fifth year-end championships title. The single set that he lost to Nadal was the only set he lost in the entire tournament. He beat all the other contenders in straight sets.

Seeds

1.   Rafael Nadal
   Rafael Nadal
   Rafael "Rafa" Nadal Parera is a Spanish professional tennis player and a former World No. 1. , he is ranked No. 2 by the Association of Tennis Professionals...
   
    (Final)
2.   Roger Federer
   Roger Federer
   Roger Federer is a Swiss professional tennis player who held the ATP no. 1 position for a record 237 consecutive weeks, and 285 weeks overall. As of 28 November 2011, he is ranked World No. 3 by the Association of Tennis Professionals . Federer has won a men's record 16 Grand Slam singles titles...
   
    (Champion)
3.   Novak Djokovic
   Novak Djokovic
   Novak Djokovic is a Serbian professional tennis player who has been ranked world no. 1 by the Association of Tennis Professionals since 4 July 2011. He has won four Grand Slam singles titles: the 2008 and 2011 Australian Open, the 2011 Wimbledon Championships, and the 2011 US Open...
   
    (Semifinals)
4.   Robin Söderling
   Robin Söderling
   Robin Bo Carl Söderling is a professional tennis player from Sweden who is currently ranked number 13 in the ATP rankings. Söderling reached successive French Open finals in 2009 and 2010...
   
    (Round Robin)

5. Andy Murray (Semifinals)
   
6.   Tomáš Berdych
   Tomáš Berdych
   Tomáš Berdych is a professional tennis player from the Czech Republic. His most notable achievements are reaching the final of the 2010 Wimbledon Championships, and the semifinals of the 2010 French Open. He defeated the Croatian player Ivan Ljubičić in five sets to win the Paris Masters in 2005...
   
     (Round Robin)
   
7.   David Ferrer
   David Ferrer
   David Ferrer Ern is a Spanish professional tennis player who lives in Valencia, Spain who is currently no. 5 in the ATP Rankings and the second-highest ranked Spaniard behind world no. 2 Rafael Nadal. He turned professional in 2000...
   
    (Round Robin)
   
8.   Andy Roddick
   Andy Roddick
   Andrew Stephen "Andy" Roddick is an American professional tennis player and a former World No. 1. He is currently the second highest-ranked American player, behind Mardy Fish....
   
    (Round Robin)
   
   

   Finals

   Group A

   Standings are determined by: 1) Number of wins; 2) Number of matches; 3) In two-players-ties, head-to-head records; 4) In three-players-ties, percentage of sets won, or of games won; 5) Steering Committee decision.
   

   Group B

   Standings are determined by: 1) Number of wins; 2) Number of matches; 3) In two-players-ties, head-to-head records; 4) In three-players-ties, percentage of sets won, or of games won; 5) Steering Committee decision.
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