Head to head
3
Hard
1
0
Clay
3
Jaime Fillol Sr.'s wins on the left · Harold Solomon's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (8)
| 1981 | Washington | Clay | R64 | Harold Solomon | 6-4 6-3 |
| 1979 | Toronto | Hard | R64 | Jaime Fillol Sr. | 3-6 7-5 6-2 |
| 1977 | Davis Cup SAM SF: CHI vs URU | RR | Jaime Fillol Sr. | 6-3 6-2 | |
| 1977 | Palm Springs | Hard | R16 | Harold Solomon | 6-1 6-2 |
| 1976 | Louisville | Clay | QF | Harold Solomon | 6-2 6-4 |
| 1974 | Paris | Hard | QF | Jaime Fillol Sr. | 6-2 7-5 |
| 1973 | Fort Worth | Hard | QF | Jaime Fillol Sr. | 6-2 4-6 6-3 |
| 1972 | Brussels | Clay | R32 | Harold Solomon | 6-3 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.