| 2011 Results | |||
| Aircel Chennai Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Edouard Roger-Vasselin | W | 6-1, 6-3 |
| 2 | Bjorn Phau | L | 6-1, 6-7(5-7), 6-7(4-7) |
| Medibank International | |||
| Rd | Opponent | W/L | Score |
| 1 | Matthew Ebden | W | 6-4, 6-3 |
| 2 | Andreas Seppi | W | 3-6, 7-5, 6-4 |
| QF | Viktor Troicki | L | 4-6, 4-6 |
| Australian Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Frank Dancevic | W | 6-3, 6-4, 6-4 |
| 2 | Adrian Mannarino | W | 6-3, 7-6(7-4), 6-4 |
| 3 | Tomas Berdych | L | 2-6, 6-7(3-7), 2-6 |
| PBZ Zagreb Indoors | |||
| Rd | Opponent | W/L | Score |
| 2 | Arnaud Clement | W | , retired |
| QF | Michael Berrer | L | 2-5, retired |
| Barclay's Dubai Tennis Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Grigor Dimitrov | W | 6-2, 6-4 |
| 2 | Sergei Bubka | W | 6-2, 7-5 |
| QF | Gilles Simon | W | 5-7, 6-2, 6-4 |
| SF | Roger Federer | L | 2-6, 5-7 |
| BNP Paribas Open | |||
| Rd | Opponent | W/L | Score |
| 2 | Pablo Cuevas | W | 7-5, 6-3 |
| 3 | Jurgen Melzer | W | 6-1, 6-3 |
| 4 | Andy Roddick | W | 6-3, 7-6(7-5) |
| QF | Novak Djokovic | L | 2-6, 4-6 |
| Sony Ericsson Open | |||
| Rd | Opponent | W/L | Score |
| 2 | Paolo Lorenzi | W | 6-2, 6-3 |
| 3 | Mardy Fish | L | 4-6, 3-6 |
| Monte-Carlo Rolex Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Denis Istomin | W | 5-7, 6-3, 6-4 |
| 2 | Guillermo Garcia-Lopez | W | 6-2, 6-1 |
| 3 | Rafael Nadal | L | 2-6, 4-6 |
| Barcelona Open Banco Sabadell | |||
| Rd | Opponent | W/L | Score |
| 1 | Juan Ignacio Chela | W | 2-6, 7-6(7-2), 6-4 |
| 2 | Blaz Kavcic | W | 6-3, 4-6, 6-2 |
| 3 | Gael Monfils | L | 4-6, 6-7(7-9) |
| Mutua Madrilena Madrid Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Daniel Gimeno-Traver | L | 6-3, 4-6, 3-6 |
| Internazionali BNL d'Italia | |||
| Rd | Opponent | W/L | Score |
| 1 | Albert Montanes | W | 6-2, 6-3 |
| 2 | Igor Andreev | W | 6-1, 6-2 |
| 3 | Roger Federer | W | 4-6, 7-6(7-2), 7-6(7-4) |
| QF | Tomas Berdych | W | 4-6, 6-2, 6-4 |
| SF | Rafael Nadal | L | 5-7, 1-6 |
| Roland Garros | |||
| Rd | Opponent | W/L | Score |
| 1 | Radek Stepanek | W | 7-5, 6-3, 6-0 |
| 2 | Marcel Granollers | W | 4-6, 6-3, 6-2, 6-4 |
| 3 | Thomaz Bellucci | W | 6-2, 6-3, 3-6, 6-3 |
| 4 | Novak Djokovic | L | 4-6, 4-6, 2-6 |
| Wimbledon | |||
| Rd | Opponent | W/L | Score |
| 1 | Santiago Giraldo | W | 7-5, 6-3, 7-6(7-3) |
| 2 | Igor Kunitsyn | W | 6-1, 6-4, 6-4 |
| 3 | Simone Bolelli | W | 6-3, 6-2, 6-4 |
| 4 | Andy Murray | L | 6-7(3-7), 3-6, 2-6 |
| Rogers Cup | |||
| Rd | Opponent | W/L | Score |
| 1 | Florian Mayer | W | 6-3, 6-2 |
| 2 | Thomaz Bellucci | W | 6-1, 6-4 |
| Western & Southern Financial Group Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Alexandr Dolgopolov | W | 6-1, 7-6(7-4) |
| 2 | Kevin Anderson | W | 7-6(7-4), 6-4 |
| 3 | Mardy Fish | L | 5-7, 5-7 |
| US Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Sergiy Stakhovsky | W | 6-4, 6-4, 6-0 |
| 2 | Ivo Karlovic | L | 4-6, 2-6, 6-2, 6-7(4-7) |
| Open de Moselle | |||
| Rd | Opponent | W/L | Score |
| 2 | Olivier Rochus | W | 6-2, 6-1 |
| QF | Gilles Muller | L | 3-6, 4-6 |
| BNP Paribas Masters | |||
| Rd | Opponent | W/L | Score |
| 2 | Kevin Anderson | W | 6-4, 7-6(7-4) |
| 3 | Roger Federer | L | 2-6, 4-6 |