Head to head
2
Clay
0
0
Carpet
1
Jaime Fillol Sr.'s wins on the left · Frank Gebert's on the right · bar lengths share one scale
All meetings (3)
| 1977 | Memphis | Carpet | R64 | Frank Gebert | 6-4 7-5 |
| 1974 | Hamburg | Clay | R32 | Jaime Fillol Sr. | 7-5 4-6 11-9 |
| 1973 | Hamburg | Clay | R16 | Jaime Fillol Sr. | 6-1 7-6 3-6 6-2 |
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.