Head to head
0
Hard
2
1
Clay
0
1
Grass
0
0
Carpet
1
Jaime Fillol Sr.'s wins on the left · Haroon Rahim's on the right · bar lengths share one scale
All meetings (5)
| 1976 | Los Angeles | Carpet | R64 | Haroon Rahim | 6-7 7-6 6-4 |
| 1974 | Madrid | Clay | R64 | Jaime Fillol Sr. | 6-1 6-1 |
| 1972 | Caracas | Hard | SF | Haroon Rahim | 7-6 6-4 |
| 1971 | Columbus | Hard | R32 | Haroon Rahim | 6-4 6-2 |
| 1970 | Haverford | Grass | QF | Jaime Fillol Sr. | 6-3 5-7 7-6 |
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.