Head to head
1
Hard
0
1
Grass
0
Wally Masur's wins on the left · Eduardo Masso's on the right · bar lengths share one scale
All meetings (2)
| 1991 | Tokyo Outdoor | Hard | R64 | Wally Masur | 6-4 6-3 |
| 1991 | Davis Cup WG R1: AUS vs BEL | Grass | RR | Wally Masur | 6-3 6-3 6-1 |
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.