Head to head
Rivalry summary
Mario Fallas and Geoff Masters met 1 times on the ATP tour between 1980 and 1980. Geoff Masters leads the head-to-head 1–0 against Mario Fallas.
0
Hard
1
Mario Fallas's wins on the left · Geoff Masters's on the right · bar lengths share one scale
All meetings (1)
| 1980 | San Jose | Hard | R32 | Geoff Masters | 6-1 6-1 |
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.