By surface
| Surface | Nick Hardt | Jussi Sinkkonen |
|---|---|---|
| Carpet | 3 | 1 |
All meetings (4)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1986-10-13 | WTA | Filderstadt | Round of 32 | Carpet | Gabriela Sabatini | 1-6 | 2-6 | |||
| 1986-10-06 | WTA | Zurich | Round of 32 | Carpet | Grace Kim | 6-7 | 3-6 | |||
| 1986-09-29 | WTA | New Orleans | Round of 32 | Carpet | Gabriela Sabatini | 2-6 | 2-6 | |||
| 1986-03-10 | WTA | Dallas | Round of 64 | Carpet | Gabriela Sabatini | 5-7 | 4-6 |