Head to head
2
Hard
0
1
Grass
0
Byron Bertram's wins on the left · Dick R. Bohrnstedt's on the right · bar lengths share one scale
All meetings (3)
| 1974 | Tempe | Hard | R32 | Byron Bertram | 6-3 3-6 6-4 |
| 1974 | Calgary | Hard | QF | Byron Bertram | 6-4 6-3 |
| 1970 | Beckenham | Grass | R64 | Byron Bertram | 8-6 6-2 |
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.