By surface
| Surface | Nick Hardt | Constantin Frantzen |
|---|---|---|
| Hard | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1992-01-06 | WTA | Sydney | Round of 32 | Hard | Gabriela Sabatini | 0-6 | 1-6 | |||
| 1990-01-15 | WTA | Australian Open | Round of 64 | Hard | Gabriela Sabatini | 1-6 | 1-6 |