Head to head
2
Hard
0
Sjeng Schalken's wins on the left · John van Lottum's on the right · bar lengths share one scale
All meetings (2)
| 2001 | Stockholm | Hard | R32 | Sjeng Schalken | 6-1 6-3 |
| 1998 | Singapore | Hard | QF | Sjeng Schalken | 3-6 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.