Head to head
1
Clay
0
1
Grass
0
Clark Graebner's wins on the left · Jorgen Ulrich's on the right · bar lengths share one scale
All meetings (2)
| 1971 | Kitzbuhel | Clay | R16 | Clark Graebner | 6-2 6-1 6-1 |
| 1968 | Wimbledon | Grass | R64 | Clark Graebner | 6-2 6-0 6-4 |
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.