At the US Open, he lost in the fourth round to Andy Roddick in four sets. At the 2011 Shanghai Rolex Masters, Ferrer defeated Milos Raonic, former world no. 1 Juan Carlos Ferrero, former world no. 1 and tenth seed Andy Roddick, and Feliciano López on his way to the final that he lost to second seed Andy Murray in straight sets. At the 2011 ATP World Tour Finals, Ferrer's first match was against world no. 3 Andy Murray and the Spaniard won it. In his next match against world no. 1 Novak Djokovic, Ferrer won in just 75 minutes, securing his spot in the semifinals. In the last game of the round-robin stage, Ferrer lost to Tomáš Berdych in three sets. In the semifinals, Ferrer faced the defending champion and world no. 3 Roger Federer and lost in straight sets. In the Davis Cup final in December, Ferrer won his rubber against Juan Martín del Potro in five sets.