By surface
| Surface | George Kalovelonis | Tomasz Iwanski |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1989-05-05 | ATP | Davis Cup G2 QF: POL vs GRE | Round Robin | Clay | George Kalovelonis | 7-5 | 6-4 | 7-63 |
| Surface | George Kalovelonis | Tomasz Iwanski |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1989-05-05 | ATP | Davis Cup G2 QF: POL vs GRE | Round Robin | Clay | George Kalovelonis | 7-5 | 6-4 | 7-63 |