Head to head
0
Clay
2
1
Grass
0
Tim Gullikson's wins on the left · Guillermo Vilas's on the right · bar lengths share one scale
All meetings (3)
| 1977 | Columbus | Clay | QF | Guillermo Vilas | 6-4 6-4 |
| 1977 | Louisville | Clay | R32 | Guillermo Vilas | 6-3 6-3 |
| 1977 | Nottingham | Grass | R64 | Tim Gullikson | 6-2 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.