By surface
| Surface | Constantin Schmitz | Toufik Sahtali |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-04-23 | WTA | Singapore | Round of 64 | Hard | Magdalena Maleeva | 0-6 | 4-6 |
| Surface | Constantin Schmitz | Toufik Sahtali |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-04-23 | WTA | Singapore | Round of 64 | Hard | Magdalena Maleeva | 0-6 | 4-6 |