Head to head
1
Hard
2
1
Carpet
0
Trey Waltke's wins on the left · Henry Pfister's on the right · bar lengths share one scale
All meetings (4)
| 1981 | Maui | Hard | R32 | Henry Pfister | 6-4 6-4 |
| 1981 | Columbus | Hard | R32 | Henry Pfister | 7-6 6-4 |
| 1980 | Maui | Hard | R32 | Trey Waltke | 6-2 7-6 |
| 1975 | San Francisco | Carpet | R64 | Trey Waltke | 6-7(4) 7-5 6-3 |
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.