By surface
| Surface | Mike Collins | John Williams |
|---|---|---|
| Grass | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-07-05 | ATP | Newport | Round of 64 | Grass | John Williams | 3-6 | 1-6 |
| Surface | Mike Collins | John Williams |
|---|---|---|
| Grass | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1970-07-05 | ATP | Newport | Round of 64 | Grass | John Williams | 3-6 | 1-6 |