Head to head
1
Clay
0
1
Grass
0
1
Carpet
0
Geoff Masters's wins on the left · Sherwood Stewart's on the right · bar lengths share one scale
All meetings (3)
| 1977 | Nottingham | Grass | R64 | Geoff Masters | 8-6 9-8 |
| 1977 | Los Angeles-1 | Carpet | R32 | Geoff Masters | 7-5 3-6 7-5 |
| 1973 | Manila | Clay | R16 | Geoff Masters | 6-4 7-5 |
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.