Gibril Diarra advanced when Adrian Obert retired 6-7 2-1 in the M25 Karlsruhe 1 q32. Gibril Diarra extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-04-30 | M25 Santa Margherita Di Pula 6 | R32 | clay | Adrian Obert | 7-5 7-6(5) |
| 2017-09-11 | Italy F29 | R32 | clay | Gibril Diarra | 6-3 6-4 |