By surface
| Surface | George Kalovelonis | Morten Ronneberg |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1985-05-10 | ATP | Davis Cup EUR R1: GRE vs NOR | Round Robin | Clay | George Kalovelonis | 10-12 | 6-4 | 6-2 | 6-3 |