By surface
| Surface | Onny Parun | John Cooper |
|---|---|---|
| Grass | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-09-02 | ATP | US Open | Round of 64 | Grass | John Cooper | 4-6 | 5-7 | 6-7 | ||
| 1970-08-17 | ATP | Merion | Round of 32 | Grass | Onny Parun | 6-3 | 2-6 | 6-4 |