Head to head
2
Hard
0
John McEnroe's wins on the left · Glenn Layendecker's on the right · bar lengths share one scale
All meetings (2)
| 1991 | US Open | Hard | R128 | John McEnroe | 6-4 6-3 6-3 |
| 1986 | Scottsdale | Hard | QF | John McEnroe | 6-2 6-7 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.