Head to head
0
Hard
1
0
Clay
1
1
Grass
0
Christo Van Rensburg's wins on the left · Jakob Hlasek's on the right · bar lengths share one scale
All meetings (3)
| 1992 | Rome Masters | Clay | R64 | Jakob Hlasek | 1-6 6-4 7-6(4) |
| 1988 | Johannesburg | Hard | F | Jakob Hlasek | 6-7 6-4 6-1 7-6 |
| 1987 | Australian Open | Grass | R64 | Christo Van Rensburg | 4-6 6-3 6-3 6-7 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.