By surface
| Surface | Nicholas Kalogeropoulos | Raul Peralta |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-06-24 | ATP | Wimbledon | Round of 128 | Grass | Nicholas Kalogeropoulos | 6-1 | 6-4 | 6-3 |
| Surface | Nicholas Kalogeropoulos | Raul Peralta |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-06-24 | ATP | Wimbledon | Round of 128 | Grass | Nicholas Kalogeropoulos | 6-1 | 6-4 | 6-3 |