By surface
| Surface | Onny Parun | Van Thanh Vo |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-11-29 | ATP | Davis Cup SAM QF: NZL vs VIE | Round Robin | Grass | Onny Parun | 6-1 | 6-1 | 6-1 |
| Surface | Onny Parun | Van Thanh Vo |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1974-11-29 | ATP | Davis Cup SAM QF: NZL vs VIE | Round Robin | Grass | Onny Parun | 6-1 | 6-1 | 6-1 |