Head to head
0
Clay
1
1
Carpet
0
Frank Gebert's wins on the left · Henry Pfister's on the right · bar lengths share one scale
All meetings (2)
| 1977 | Hampton | Carpet | R32 | Frank Gebert | 6-4 7-6 |
| 1976 | Columbus-2 | Clay | R64 | Henry Pfister | 6-0 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.