Head to head
1
Hard
0
1
Grass
0
Erik Van Dillen's wins on the left · John Cooper's on the right · bar lengths share one scale
All meetings (2)
| 1973 | Nottingham | Grass | R16 | Erik Van Dillen | 6-2 6-4 |
| 1970 | Berkeley | Hard | R64 | Erik Van Dillen | 6-3 6-3 |
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.