Head to head
1
Clay
0
2
Grass
1
John Cooper's wins on the left · Colin Dibley's on the right · bar lengths share one scale
All meetings (4)
| 1972 | Hilversum | Clay | SF | John Cooper | 1-6 5-7 6-4 8-6 7-5 |
| 1972 | Adelaide-1 | Grass | QF | John Cooper | 7-6 6-4 6-3 |
| 1971 | Brisbane | Grass | SF | John Cooper | 4-6 4-6 7-5 6-4 9-7 |
| 1971 | Manchester | Grass | QF | Colin Dibley | 6-4 10-12 6-4 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.