By surface
| Surface | Colin Diederichs | Frank McDonald |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-01-14 | ATP | Durban 1 | Round of 64 | Hard | Frank McDonald | 8-6 | 5-2 |
| Surface | Colin Diederichs | Frank McDonald |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1968-01-14 | ATP | Durban 1 | Round of 64 | Hard | Frank McDonald | 8-6 | 5-2 |