Head to head
1
Hard
0
0
Clay
1
Onny Parun's wins on the left · Jurgen Fassbender's on the right · bar lengths share one scale
All meetings (2)
| 1978 | Munich | Clay | R32 | Jurgen Fassbender | 7-6 4-6 6-4 |
| 1974 | Jakarta | Hard | SF | Onny Parun | 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.