By surface
| Surface | Franzi Gruetzner | Sonny Liu |
|---|
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1981-07-13 | WTA | Geneva | Round of 32 | — | Glaucia Langela | 1-6 | 1-6 |
| Surface | Franzi Gruetzner | Sonny Liu |
|---|
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1981-07-13 | WTA | Geneva | Round of 32 | — | Glaucia Langela | 1-6 | 1-6 |