Head to head
1
Hard
0
1
Carpet
0
Joost Winnink's wins on the left · Sander Groen's on the right · bar lengths share one scale
All meetings (2)
| 1996 | New Delhi | Hard | R32 | Joost Winnink | 6-4 6-3 |
| 1995 | Rotterdam | Carpet | R32 | Joost Winnink | 6-3 6-1 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.