| 2013 Results | |||
| Qatar Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Mikhail Youzhny | L | 6-4, 6-7(3-7), 1-6 |
| Heineken Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Gael Monfils | L | 7-6(7-2), 3-6, 4-6 |
| Australian Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Aljaz Bedene | W | 4-6, 6-3, 7-5, 7-6(7-1) |
| 2 | Juan Martin Del Potro | L | 2-6, 4-6, 2-6 |
| Zagreb Indoors | |||
| Rd | Opponent | W/L | Score |
| 1 | Ivan Dodig | L | 2-6, 6-7(3-7) |
| SAP Open | |||
| Rd | Opponent | W/L | Score |
| 1 | Ryan Harrison | W | 6-7(3-7), 7-5, 6-3 |
| 2 | Denis Istomin | L | 3-6, 7-6(7-5), 2-6 |
| U.S. National Indoor Tennis Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Feliciano Lopez | L | 6-4, 3-6, 4-6 |
| Delray Beach International Tennis Championships | |||
| Rd | Opponent | W/L | Score |
| 1 | Denis Istomin | L | 7-6(7-3), 4-6, 5-7 |
| Miami Masters | |||
| Rd | Opponent | W/L | Score |
| 1 | Aljaz Bedene | ||
| Power Horse Cup | |||
| Rd | Opponent | W/L | Score |
| 1 | Tobias Kamke | L | 3-6, 2-6 |
