Head to head
3
Hard
1
Trey Waltke's wins on the left · Rolf Gehring's on the right · bar lengths share one scale
All meetings (4)
| 1982 | Toronto | Hard | R64 | Trey Waltke | 6-1 6-4 |
| 1981 | Basel | Hard | R16 | Trey Waltke | 6-3 7-5 |
| 1981 | Los Angeles | Hard | R32 | Rolf Gehring | 6-4 6-2 |
| 1980 | Vienna-2 | Hard | QF | Trey Waltke | 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.