By surface
| Surface | Guillermo Vilas | Blaine Willenborg |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1984-07-30 | ATP | North Conway | Round of 64 | Clay | Blaine Willenborg | 3-6 | 6-7 |
| Surface | Guillermo Vilas | Blaine Willenborg |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1984-07-30 | ATP | North Conway | Round of 64 | Clay | Blaine Willenborg | 3-6 | 6-7 |