Head to head
1
Clay
0
1
Grass
0
1
Carpet
0
Tim Gullikson's wins on the left · John Marks's on the right · bar lengths share one scale
All meetings (3)
| 1978 | Columbus | Clay | R32 | Tim Gullikson | 6-4 7-6 |
| 1978 | Newport | Grass | R32 | Tim Gullikson | 7-5 6-2 |
| 1977 | Taipei | Carpet | R32 | Tim Gullikson | 6-3 6-1 |
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.