By surface
| Surface | Nicholas Kalogeropoulos | George Berner |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1973-04-13 | ATP | Davis Cup EUR PR: GRE vs FIN | Round Robin | — | Nicholas Kalogeropoulos | 2-6 | 8-6 | 6-4 | 1-6 | 6-2 |
| Surface | Nicholas Kalogeropoulos | George Berner |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1973-04-13 | ATP | Davis Cup EUR PR: GRE vs FIN | Round Robin | — | Nicholas Kalogeropoulos | 2-6 | 8-6 | 6-4 | 1-6 | 6-2 |