Head to head
0
Hard
1
1
Clay
0
Paul Gerken's wins on the left · Raul Ramirez's on the right · bar lengths share one scale
All meetings (2)
| 1974 | Paris | Hard | R32 | Raul Ramirez | 9-7 6-3 |
| 1972 | Indianapolis | Clay | R16 | Paul Gerken | 6-0 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.