| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-07-24 | Atlanta | SF | hard | John Isner | 6-4 6-2 |
| 2016-06-13 | Queen's Club | R16 | grass | Gilles Muller | 3-6 7-6(16) 7-6(7) |
| 2015-01-19 | Australian Open | R32 | hard | Gilles Muller | 7-6(4) 7-6(6) 6-4 |
| 2012-02-20 | Memphis | R32 | hard | John Isner | 7-6(1) 7-6(4) |
| 2010-07-19 | Atlanta | R16 | hard | John Isner | 4-6 7-6(6) 7-6(7) |
Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.