By surface
| Surface | Guillermo Vilas | Carlos Gattiker |
|---|---|---|
| Clay | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1979-11-19 | ATP | Buenos Aires | Round of 16 | Clay | Guillermo Vilas | 7-5 | 7-6 | |||
| 1979-05-21 | ATP | Rome | Round of 64 | Clay | Guillermo Vilas | 6-2 | 6-1 |