Head to head
2
Hard
1
1
Clay
1
Jurgen Fassbender's wins on the left · Geoff Masters's on the right · bar lengths share one scale
All meetings (5)
| 1977 | Gstaad | Clay | R32 | Jurgen Fassbender | 6-3 6-2 |
| 1977 | Johannesburg-1 | Hard | R16 | Jurgen Fassbender | 6-2 6-0 |
| 1976 | Hong Kong | Hard | R64 | Geoff Masters | 6-3 6-0 |
| 1974 | Los Angeles | Hard | R64 | Jurgen Fassbender | 7-5 5-7 6-2 |
| 1973 | Manila | Clay | QF | Geoff Masters | 7-5 5-7 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.