Head to head
1
Hard
0
1
Clay
0
2
Carpet
0
Luiz Mattar's wins on the left · Grant Stafford's on the right · bar lengths share one scale
All meetings (4)
| 1994 | Coral Springs | Clay | R16 | Luiz Mattar | 3-6 6-4 6-1 |
| 1994 | Scottsdale | Hard | R16 | Luiz Mattar | 4-6 6-3 6-2 |
| 1994 | Philadelphia | Carpet | R32 | Luiz Mattar | 6-2 6-4 |
| 1991 | Chicago | Carpet | R32 | Luiz Mattar | 6-3 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.