Head to head
0
Hard
1
0
Grass
1
Robert McKinley's wins on the left · Erik Van Dillen's on the right · bar lengths share one scale
All meetings (2)
| 1973 | Los Angeles | Hard | R64 | Erik Van Dillen | 6-3 6-2 |
| 1971 | US Open | Grass | R128 | Erik Van Dillen | 7-6 6-4 6-2 |
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.