By surface
| Surface | Christian Ruud | Wojtek Kowalski |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-07-20 | ATP | Davis Cup G2 F: POL vs NOR | Round Robin | Clay | Wojtek Kowalski | 3-6 | 0-6 | 0-6 |
| Surface | Christian Ruud | Wojtek Kowalski |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-07-20 | ATP | Davis Cup G2 F: POL vs NOR | Round Robin | Clay | Wojtek Kowalski | 3-6 | 0-6 | 0-6 |