By surface
| Surface | Ken Rosewall | Cliff Letcher |
|---|---|---|
| Grass | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1977-12-12 | ATP | Sydney Outdoor | Round of 64 | Grass | Cliff Letcher | 6-4 | 1-6 | 5-7 |
| Surface | Ken Rosewall | Cliff Letcher |
|---|---|---|
| Grass | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1977-12-12 | ATP | Sydney Outdoor | Round of 64 | Grass | Cliff Letcher | 6-4 | 1-6 | 5-7 |