Head to head
0
Clay
2
1
Grass
0
Guillermo Vilas's wins on the left · Paul Gerken's on the right · bar lengths share one scale
All meetings (3)
| 1974 | US Open | Grass | R32 | Guillermo Vilas | 6-4 6-3 3-1 RET |
| 1973 | Roland Garros | Clay | R32 | Paul Gerken | 6-1 7-6 6-1 |
| 1972 | Indianapolis | Clay | R64 | Paul Gerken | 7-5 6-1 |
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.