Head to head
1
Hard
0
2
Grass
0
2
Carpet
0
Clark Graebner's wins on the left · Frew McMillan's on the right · bar lengths share one scale
All meetings (5)
| 1973 | Quebec | Carpet | R16 | Clark Graebner | 6-2 6-7(3) 7-6(4) |
| 1973 | Salisbury | Carpet | R32 | Clark Graebner | 6-3 6-3 |
| 1971 | Los Angeles | Hard | R32 | Clark Graebner | 3-6 6-3 6-4 |
| 1971 | US Open | Grass | R128 | Clark Graebner | 6-7 6-4 6-1 6-3 |
| 1968 | Bristol | Grass | R16 | Clark Graebner | 6-2 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.