Head to head
0
Hard
1
1
Grass
0
0
Carpet
1
Richey Reneberg's wins on the left · Jakob Hlasek's on the right · bar lengths share one scale
All meetings (3)
| 1996 | Rosmalen | Grass | R16 | Richey Reneberg | 6-1 6-7(4) 7-6(6) |
| 1990 | US Open | Hard | R128 | Jakob Hlasek | 3-6 7-6 6-4 6-0 |
| 1989 | Tokyo-2 | Carpet | R32 | Jakob Hlasek | 6-7 6-3 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.