| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-07-01 | Wimbledon | R64 | grass | Mikhail Kukushkin | 6-4 6-7(3) 4-6 6-1 6-4 |
| 2017-03-06 | Indian Wells Masters | R64 | hard | John Isner | 7-6(0) 7-6(6) |
| 2014-08-17 | Winston-Salem | R16 | hard | John Isner | 6-1 7-6(3) |
| 2014-05-26 | Roland Garros | R64 | clay | John Isner | 6-7(6) 7-6(4) 6-3 7-6(4) |
Averages from each player's recent completed matches (20 vs 19). ATP, WTA & Challenger.