Head to head
1
Clay
0
4
Grass
0
Clark Graebner's wins on the left · Bill Bowrey's on the right · bar lengths share one scale
All meetings (5)
| 1971 | South Orange | Grass | R32 | Clark Graebner | 6-2 6-4 |
| 1970 | US Open | Grass | R32 | Clark Graebner | 6-3 4-6 6-7 6-2 6-4 |
| 1969 | Southampton | Grass | SF | Clark Graebner | 6-4 6-3 6-2 |
| 1969 | Charlotte | Clay | QF | Clark Graebner | 6-4 6-2 |
| 1968 | Davis Cup WG CR: AUS vs USA | Grass | RR | Clark Graebner | 8-10 6-4 8-6 3-6 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.