Head to head
1
Hard
0
2
Clay
0
2
Carpet
0
Onny Parun's wins on the left · Charlie Pasarell's on the right · bar lengths share one scale
All meetings (5)
| 1976 | Rome-2 | Clay | R64 | Onny Parun | 6-4 6-4 |
| 1976 | Washington WCT | Carpet | SF | Onny Parun | 6-4 6-4 |
| 1976 | Dayton | Carpet | QF | Onny Parun | 7-6 6-4 |
| 1975 | Louisville | Clay | R32 | Onny Parun | 4-6 6-4 6-3 |
| 1968 | London-2 | Hard | R32 | Onny Parun | 6-2 12-14 7-5 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.