Jarno Jans defeated Claus Piening 6-4 6-3 in the M15 Alkmaar 1 q32 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 |
|---|---|---|---|---|---|
| 2025-09-02 | M15 Haren 1 | Q16 | clay | Jarno Jans | 6-3 7-5 |
Averages over each player's completed matches in the selected window (22 vs 5). ATP, WTA & Challenger.
wins 49% of points on serve vs Jans J.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About