By surface
| Surface | John Yuill | Helmar Stiegler |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1977-10-24 | ATP | Vienna | Round of 32 | Hard | John Yuill | 6-1 | 6-2 |
| Surface | John Yuill | Helmar Stiegler |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1977-10-24 | ATP | Vienna | Round of 32 | Hard | John Yuill | 6-1 | 6-2 |