Head to head
2
Clay
0
1
Grass
0
Jaime Fillol Sr.'s wins on the left · Zan Guerry's on the right · bar lengths share one scale
All meetings (3)
| 1979 | Indianapolis | Clay | R32 | Jaime Fillol Sr. | 6-3 2-6 9-7 |
| 1978 | Houston WCT | Clay | R32 | Jaime Fillol Sr. | 3-6 6-2 6-4 |
| 1968 | Haverford | Grass | R64 | Jaime Fillol Sr. | 6-1 6-4 |
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.