Jarno Jans defeated Claus Piening 6-3 7-5 in the M15 Haren 1 q16 on clay. The result followed the form book — Jarno Jans came in leading the head-to-head 1–0. Jarno Jans extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-06-22 | M15 Alkmaar 1 | Q32 | clay | Jarno Jans | 6-4 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.