By surface
| Surface | Heinz Gunthardt | Nicola Spear |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1977-12-29 | ATP | Zurich | Round of 32 | Hard | Nicola Spear | 6-3 | 1-6 | 3-6 |
| Surface | Heinz Gunthardt | Nicola Spear |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1977-12-29 | ATP | Zurich | Round of 32 | Hard | Nicola Spear | 6-3 | 1-6 | 3-6 |