Head to head
0
Hard
2
1
Clay
1
0
Carpet
1
Todd Witsken's wins on the left · Jakob Hlasek's on the right · bar lengths share one scale
All meetings (5)
| 1991 | Milan | Carpet | R32 | Jakob Hlasek | 7-6(2) 6-2 |
| 1990 | Canada Masters | Hard | QF | Jakob Hlasek | 6-4 6-2 |
| 1989 | Gstaad | Clay | R16 | Todd Witsken | 6-4 6-0 |
| 1988 | Cincinnati | Hard | R64 | Jakob Hlasek | 6-1 7-6 |
| 1988 | Roland Garros | Clay | R64 | Jakob Hlasek | 7-6 6-1 6-3 |
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.