Head to head
1
Grass
0
1
Carpet
0
Paul Gerken's wins on the left · Ron Bohrnstedt's on the right · bar lengths share one scale
All meetings (2)
| 1973 | Washington-2 | Carpet | R32 | Paul Gerken | 6-0 6-0 |
| 1969 | South Orange | Grass | R64 | Paul Gerken | 4-6 6-3 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.