By surface
| Surface | Johannes Leopold Kolowrat | Yoav Nir |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1999-08-30 | WTA | US Open | Round of 64 | Hard | Sandra Kloesel | 4-6 | 6-7 |
| Surface | Johannes Leopold Kolowrat | Yoav Nir |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1999-08-30 | WTA | US Open | Round of 64 | Hard | Sandra Kloesel | 4-6 | 6-7 |