By surface
| Surface | Will Coghlan | Koji Watanabe |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1969-01-06 | ATP | Melbourne | Round of 32 | Grass | Will Coghlan | 2-6 | 8-6 | 6-4 | 7-5 |
| Surface | Will Coghlan | Koji Watanabe |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1969-01-06 | ATP | Melbourne | Round of 32 | Grass | Will Coghlan | 2-6 | 8-6 | 6-4 | 7-5 |