Head to head
Rivalry summary
Jaime Fillol Sr. and William Harris met 1 times on the ATP tour between 1969 and 1969. Jaime Fillol Sr. leads the head-to-head 1–0 against William Harris.
1
Clay
0
Jaime Fillol Sr.'s wins on the left · William Harris's on the right · bar lengths share one scale
All meetings (1)
| 1969 | Washington | Clay | R32 | Jaime Fillol Sr. | 6-3 6-8 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.