By surface
| Surface | Nicholas Kalogeropoulos | Eduardo Zuleta |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-04-22 | ATP | Naples | Round of 32 | Clay | Eduardo Zuleta | 6-8 | 6-8 |
| Surface | Nicholas Kalogeropoulos | Eduardo Zuleta |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-04-22 | ATP | Naples | Round of 32 | Clay | Eduardo Zuleta | 6-8 | 6-8 |