By surface
| Surface | Heinz Gunthardt | Frew Mcmillan |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1979-11-27 | ATP | Johannesburg | Round of 32 | Hard | Heinz Gunthardt | 6-2 | 6-4 | |||
| 1979-10-22 | ATP | Vienna | Round of 16 | Hard | Frew Mcmillan | 6-4 | 5-7 | 2-6 |