Head to head
0
Hard
1
2
Grass
1
1
Carpet
0
John Newcombe's wins on the left · Clark Graebner's on the right · bar lengths share one scale
All meetings (5)
| 1973 | Columbia | Carpet | SF | John Newcombe | 7-6 6-3 |
| 1971 | Queen's Club | Grass | R16 | John Newcombe | 8-6 6-4 |
| 1970 | US Open | Grass | R16 | John Newcombe | 6-4 6-3 6-2 |
| 1970 | Boston | Hard | R32 | Clark Graebner | 6-2 6-4 |
| 1968 | US Open | Grass | QF | Clark Graebner | 5-7 11-9 6-1 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.