Head to head
1
Clay
0
1
Grass
0
Roscoe Tanner's wins on the left · Dick R. Bohrnstedt's on the right · bar lengths share one scale
All meetings (2)
| 1977 | Washington-2 | Clay | R64 | Roscoe Tanner | 6-1 6-4 |
| 1977 | Adelaide-1 | Grass | R64 | Roscoe Tanner | 7-5 6-3 |
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.