| 2013 Results | |||
| Brisbane International | |||
| Rd | Opponent | W/L | Score |
| 1 | Igor Kunitsyn | W | 6-3, 4-6, 6-2 |
| 2 | Denis Istomin | L | 5-7, 5-7 |
| Australian Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Janko Tipsarevic | L | 6-7(4-7), 5-7, 3-6 |
| SAP Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Blaz Kavcic | W | 3-6, 6-4, 7-6(7-2) |
| 2 | Sam Querrey | L | 6-7(6-8), 6-1, 6-7(4-7) |
| U.S. National Indoor Tennis Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Yen-Hsun Lu | W | 2-6, 7-6(7-3), 6-4 |
| 2 | Denis Istomin | L | 1-6, 2-6 |
| BNP Paribas Open | |||
| Rd | Opponent | W/L | Score |
| 2 | John Isner | W | 6-7(6-8), 6-3, 6-4 |
| Miami Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Joao Sousa | ||
| 2 | Gilles Simon | ||
| US Men's Clay Court Championship | |||
| Rd | Opponent | W/L | Score |
| 1 | Martin Alund | ||
| Open de Nice Cote d'Azur | |||
| Rd | Opponent | W/L | Score |
| 1 | Pablo Andujar | L | 3-6, 6-4, 3-6 |
| Roland Garros | |||
| Rd | Opponent | W/L | Score |
| 1 | Gilles Simon | L | 6-3, 6-1, 4-6, 1-6, 5-7 |
| AEGON Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Michael Russell | W | 4-6, 6-1, 6-3 |
| 2 | Grigor Dimitrov | W | 6-4, 6-3 |
| 3 | Sam Querrey | W | 5-7, 6-3, 6-4 |
| QF | Juan Martin Del Potro | W | 6-2, 2-6, 6-2 |
| SF | Marin Cilic | L | 4-6, 6-4, 2-6 |
