Head to head
0
Hard
3
0
Carpet
2
Carl-Uwe Steeb's wins on the left · Jan Siemerink's on the right · bar lengths share one scale
All meetings (5)
| 1996 | US Open | Hard | R128 | Jan Siemerink | 4-6 6-1 7-6(4) 6-4 |
| 1995 | Rotterdam | Carpet | R32 | Jan Siemerink | 7-5 6-3 |
| 1992 | Toulouse | Hard | R32 | Jan Siemerink | 7-6(5) 6-7(6) 7-6(2) |
| 1991 | Vienna | Carpet | SF | Jan Siemerink | 6-3 6-4 |
| 1991 | Australian Open | Hard | R64 | Jan Siemerink | 6-2 5-7 4-6 6-4 6-2 |
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.