Head to head
0
Clay
1
1
Carpet
0
Trey Waltke's wins on the left · Jaime Fillol Sr.'s on the right · bar lengths share one scale
All meetings (2)
| 1980 | Dayton | Carpet | R32 | Trey Waltke | 7-6 6-7 6-1 |
| 1977 | Madrid | Clay | R64 | Jaime Fillol Sr. | 6-4 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.