Head to head
1
Hard
1
2
Clay
0
0
Grass
1
Roscoe Tanner's wins on the left · Jurgen Fassbender's on the right · bar lengths share one scale
All meetings (6)
| 1978 | Roland Garros | Clay | R128 | Roscoe Tanner | 6-2 4-1 RET |
| 1976 | Tokyo | Clay | QF | Roscoe Tanner | 6-3 6-2 |
| 1974 | Jakarta | Hard | QF | Jurgen Fassbender | 6-4 3-6 6-3 |
| 1974 | Los Angeles | Hard | R32 | Roscoe Tanner | 7-5 6-2 |
| 1973 | London / Queen's Club | Grass | R32 | Jurgen Fassbender | 9-8 9-8 |
| 1972 | Queen's Club | Grass | R64 | Roscoe Tanner | W/O |
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.