Head to head
1
Clay
1
0
Grass
1
Geoff Masters's wins on the left · Frank Froehling's on the right · bar lengths share one scale
All meetings (3)
| 1975 | Charlotte WCT | Clay | R32 | Geoff Masters | 6-7(5) 6-2 6-3 |
| 1971 | Haverford | Grass | R32 | Frank Froehling | 6-3 6-3 |
| 1971 | Cincinnati | Clay | R64 | Frank Froehling | 6-3 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.