By surface
| Surface | John Marks | Rohun Beven |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1979-12-31 | ATP | Hobart | Round of 16 | Hard | John Marks | 6-1 | 4-6 | 6-4 |
| Surface | John Marks | Rohun Beven |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1979-12-31 | ATP | Hobart | Round of 16 | Hard | John Marks | 6-1 | 4-6 | 6-4 |