Head to head
3
Clay
0
Guillermo Vilas's wins on the left · Juan Avendano's on the right · bar lengths share one scale
All meetings (3)
| 1983 | Geneva | Clay | R32 | Guillermo Vilas | 6-4 6-3 |
| 1982 | Barcelona | Clay | R16 | Guillermo Vilas | 7-6 6-2 |
| 1982 | Roland Garros | Clay | R32 | Guillermo Vilas | 6-0 6-1 6-0 |
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.