Head to head
1
Hard
1
0
Clay
1
0
Carpet
1
Nicolas Pereira's wins on the left · Patrick McEnroe's on the right · bar lengths share one scale
All meetings (4)
| 1993 | Mexico City | Clay | R32 | Patrick McEnroe | 4-6 6-1 7-5 |
| 1991 | Chicago | Carpet | R16 | Patrick McEnroe | 6-4 7-6(3) |
| 1990 | Tokyo-1 | Hard | R64 | Patrick McEnroe | 6-2 7-6 |
| 1989 | Indianapolis | Hard | R64 | Nicolas Pereira | 7-6 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.