Stijn Slump defeated Marlon Vankan 6-2 6-3 in the M25 Antalya 3 round of 16 on clay. Stijn Slump extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-08-02 | M15 Wels 1 | SF | clay | Stijn Slump | 7-5 7-6(8) |
| 2023-08-10 | M15 Eupen 1 | R16 | clay | Marlon Vankan | 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.