| 2011 Results | |||
| Brisbane International | |||
| Rd | Opponent | W/L | Score |
| 1 | Tobias Kamke | W | 5-7, 6-1, 6-4 |
| 2 | Mardy Fish | W | 6-3, 6-1 |
| QF | Florian Mayer | W | 6-3, 6-3 |
| SF | Robin Soderling | L | 3-6, 5-7 |
| Medibank International | |||
| Rd | Opponent | W/L | Score |
| 1 | Juan Ignacio Chela | L | 6-4, 0-6, 3-6 |
| Australian Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Denis Gremelmayr | W | 6-3, 6-2, 6-3 |
| 2 | John Isner | L | 6-4, 4-6, 2-6, 1-6 |
| PBZ Zagreb Indoors | |||
| Rd | Opponent | W/L | Score |
| 1 | Stefan Koubek | W | 6-3, 6-2 |
| 2 | Florian Mayer | L | 6-7(3-7), 3-6 |
| Regions Morgan Keegan Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Benjamin Becker | W | 6-4, 6-2 |
| 2 | Milos Raonic | L | 4-6, 7(12)-6(10), 6-7(1-7) |
| BNP Paribas Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Juan Martin Del Potro | L | 4-6, 0-6 |
| Sony Ericsson Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Fabio Fognini | W | 6-3, 7-6(7-5) |
| 2 | Roger Federer | L | 3-6, 3-6 |
| Monte-Carlo Rolex Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Marcos Baghdatis | W | 3-6, 6-1, 7-6(9-7) |
| 2 | Andy Murray | L | 1-6, 4-6 |
| Barcelona Open Banco Sabadell | |||
| Rd | Opponent | W/L | Score |
| 1 | Milos Raonic | L | 4-6, 2-6 |
| BMW Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Andrey Golubev | W | 6-1, 4-6, 6-3 |
| 2 | Dustin Brown | W | 7-6(8-6), 6-7(5-7), 6-3 |
| QF | Philipp Kohlschreiber | W | 6-4, 6-0 |
| SF | Nikolay Davydenko | L | 3-6, 0-4, retired |
| Roland Garros | |||
| Rd | Opponent | W/L | Score |
| 1 | Richard Gasquet | L | 5-7, 3-6, 0-6 |
| AEGON Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Go Soeda | W | 6-1, 6-3 |
| 2 | Ivan Ljubicic | W | 0-6, 7-5, 6-4 |
| 3 | Rafael Nadal | L | 3-6, 7-5, 1-6 |
| AEGON International | |||
| Rd | Opponent | W/L | Score |
| 1 | Colin Fleming | W | 6-3, 6-4 |
| 2 | Jo-Wilfried Tsonga | W | 6-2, 6-3 |
| QF | Kei Nishikori | L | 2-6, 3-6 |
| Wimbledon | |||
| Rd | Opponent | W/L | Score |
| 1 | Fernando Verdasco | L | 6-2, 6-4, 3-6, 6-7(6-8), 7-9 |
| Mercedes Cup | |||
| Rd | Opponent | W/L | Score |
| 1 | Guillermo Garcia-Lopez | L | 1-6, 3-6 |
| International German Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Andreas Beck | W | 7-5, 7-6(7-2) |
| 2 | Andreas Seppi | W | 6-1, 7-5 |
| 3 | Gael Monfils | L | 4-6, 4-6 |
| Legg Mason Tennis Classic | |||
| Rd | Opponent | W/L | Score |
| 1 | Philipp Petzschner | W | 6-7(2-7), 6-4, 6-0 |
| 3 | Jarkko Nieminen | W | 6-4, 3-6, 6-2 |
| QF | Fernando Verdasco | W | 6-4, 6-4 |
| SF | Donald Young | W | 6-3, 6-3 |
| F | Gael Monfils | W | 6-4, 6-4 |
| Rogers Cup | |||
| Rd | Opponent | W/L | Score |
| 1 | Feliciano Lopez | L | 4-6, 6-4, 4-6 |
| Western & Southern Financial Group Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | John Isner | W | 7-5, 5-7, 7-6(7-4) |
| 2 | Andrey Golubev | W | 6-3, 7-6(7-2) |
| 3 | Novak Djokovic | L | 3-6, 3-6 |
| US Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Philipp Kohlschreiber | W | 6-4, 6-1, 6-3 |
| 2 | Juan Monaco | L | 4-6, 1-6, 0-2, retired |
| Rakuten Japan Open Tennis Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Somdev Devvarman | W | 6-4, 6-3 |
| 2 | Marco Chiudinelli | W | 7-5, 6-7(5-7), 6-1 |
| QF | David Ferrer | L | 2-6, 6-7(3-7) |
| Shanghai Rolex Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Ze Zhang | W | 6-3, 6-3 |
| 2 | Tomas Berdych | L | 4-6, 3-6 |
| Bank Austria Tennis Trophy | |||
| Rd | Opponent | W/L | Score |
| 2 | Daniel Brands | L | 4-6, 6-7(4-7) |
| Swiss Indoors Basel | |||
| Rd | Opponent | W/L | Score |
| 1 | Santiago Giraldo | W | 6-1, 6-3 |
| 2 | Andy Roddick | L | 6-2, 3-6, 3-6 |
| BNP Paribas Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Florian Mayer | L | 5-7, 3-6 |