Head to head
2
Clay
0
Guillermo Vilas's wins on the left · John Whitlinger's on the right · bar lengths share one scale
All meetings (2)
| 1976 | Toronto-2 | Clay | R64 | Guillermo Vilas | 6-2 6-4 |
| 1975 | Indianapolis | Clay | R64 | Guillermo Vilas | 6-3 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.