Head to head
1
Hard
0
1
Clay
0
1
Carpet
0
John McEnroe's wins on the left · Russell Simpson's on the right · bar lengths share one scale
All meetings (3)
| 1982 | Cincinnati | Hard | R32 | John McEnroe | 6-1 6-3 |
| 1982 | Forest Hills WCT | Clay | R32 | John McEnroe | 6-1 6-2 |
| 1978 | San Jose | Carpet | R32 | John McEnroe | 7-6 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.