Head to head
1
Grass
0
1
Carpet
1
Erik Van Dillen's wins on the left · Torben Ulrich's on the right · bar lengths share one scale
All meetings (3)
| 1973 | Cleveland WCT | Carpet | R32 | Torben Ulrich | 6-4 6-4 |
| 1973 | Vancouver WCT | Carpet | R32 | Erik Van Dillen | 6-7 6-1 6-4 |
| 1968 | Boston-2 | Grass | R64 | Erik Van Dillen | 11-11 RET |
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.