Head to head
1
Hard
1
0
Carpet
1
Jim McManus's wins on the left · Onny Parun's on the right · bar lengths share one scale
All meetings (3)
| 1972 | Stockholm | Hard | R32 | Jim McManus | 6-1 6-2 |
| 1972 | New York-1 | Carpet | R64 | Onny Parun | |
| 1971 | Los Angeles | Hard | R64 | Onny Parun | 6-4 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.