| 2011 Results | |||
| Aircel Chennai Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Marsel Ilhan | W | 6-3, 6-1 |
| 2 | Stephane Robert | W | 6-2, 6-2 |
| QF | Bjorn Phau | W | 6-0, 6-2 |
| SF | Janko Tipsarevic | W | 3-6, 6-3, 6-2 |
| F | Stanislas Wawrinka | L | 5-7, 6-4, 1-6 |
| Heineken Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Arnaud Clement | L | 6-4, 2-6, 5-7 |
| Australian Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Pablo Andujar | W | 6-1, 6-2, 7-6(7-3) |
| 2 | Albert Montanes | W | 6-4, 6-0, 6-1 |
| 3 | Roger Federer | L | 3-6, 3-6, 1-6 |
| SAP Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Milos Raonic | L | 3-6, 4-6 |
| Regions Morgan Keegan Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Florent Serra | L | 2-6, 0-1, retired |
| BNP Paribas Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Flavio Cipolla | W | 6-1, 6-4 |
| 2 | Jo-Wilfried Tsonga | W | 7-6(8-6), 7-5 |
| 3 | Somdev Devvarman | L | 1-6, 6-3, 6-7(5-7) |
| Sony Ericsson Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Ryan Sweeting | W | 7-6(7-3), 6-4 |
| 2 | Michael Llodra | L | 2-6, 3-6 |
| Monte-Carlo Rolex Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Albert Montanes | L | 4-6, 2-6 |
| Barcelona Open Banco Sabadell | |||
| Rd | Opponent | W/L | Score |
| 1 | Juan Carlos Ferrero | L | 4-6, 2-6 |
| Mutua Madrilena Madrid Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Victor Hanescu | W | 3-6, 6-4, 7-5 |
| 2 | Yen-Hsun Lu | W | 6-2, 6-2 |
| 3 | Roger Federer | L | 4-6, 3-6 |
| Internazionali BNL d'Italia | |||
| Rd | Opponent | W/L | Score |
| 1 | Guillermo Garcia-Lopez | W | 7-5, 6-2 |
| 2 | Andy Murray | L | 2-6, 6-2, 3-6 |
| Roland Garros | |||
| Rd | Opponent | W/L | Score |
| 1 | Dmitry Tursunov | W | 7-5, 3-6, 6-3, 3-6, 6-1 |
| 2 | Fernando Verdasco | L | 6-4, 3-6, 6-7(5-7), 1-6 |
| AEGON Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Matthias Bachinger | W | 6-4, 6-4 |
| 2 | Andy Murray | L | 3-6, 7-5, 3-6 |
| UNICEF Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Alejandro Falla | W | 6-3, 6-1 |
| 2 | Jesse Huta Galung | W | 7-6(7-2), 6-4 |
| QF | Alex Bogomolov Jr. | W | 6-2, 6-4 |
| SF | Dmitry Tursunov | L | 3-6, 6-7(1-7) |
| Wimbledon | |||
| Rd | Opponent | W/L | Score |
| 1 | Mischa Zverev | W | 6-2, 6-3, 6-2 |
| 2 | Florian Mayer | W | 1-6, 6-3, 6-2, 6-2 |
| 3 | Jurgen Melzer | W | 7-6(7-5), 6-3, 6-0 |
| 4 | Bernard Tomic | L | 1-6, 5-7, 4-6 |
| US Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Marcel Granollers | L | 4-6, 4-6, 4-6 |
| Open de Moselle | |||
| Rd | Opponent | W/L | Score |
| 1 | Michael Berrer | W | 6-4, 3-6, 6-4 |
| 2 | Igor Kunitsyn | W | 6-4, 6-2 |
| QF | Alexandr Dolgopolov | L | 3-6, 0-1, retired |
| If Stockholm Open | |||
| Rd | Opponent | W/L | Score |
| 1 | David Nalbandian | L | 6-4, 6-7(6-8), 6-7(3-7) |
| Bank Austria Tennis Trophy | |||
| Rd | Opponent | W/L | Score |
| 1 | Albert Ramos | W | 6-1, 6-4 |
| 2 | Fabio Fognini | W | 6-7(3-7), 6-3, 6-3 |
| QF | Jo-Wilfried Tsonga | L | 6-4, 6-7(4-7), 4-6 |
| Swiss Indoors Basel | |||
| Rd | Opponent | W/L | Score |
| 1 | Novak Djokovic | L | 2-6, 6-4, 5-7 |