Head to head
0
Hard
1
1
Clay
0
1
Carpet
0
Sjeng Schalken's wins on the left · Michel Kratochvil's on the right · bar lengths share one scale
All meetings (3)
| 2003 | Davis Cup WG R1: NED vs SUI | Carpet | RR | Sjeng Schalken | 6-3 7-5 1-6 4-6 6-4 |
| 2002 | Hamburg Masters | Clay | R64 | Sjeng Schalken | 6-4 6-4 |
| 2001 | Tokyo | Hard | QF | Michel Kratochvil | 6-3 6-4 |
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.