Head to head
0
Hard
1
1
Grass
2
0
Carpet
1
Clark Graebner's wins on the left · Cliff Drysdale's on the right · bar lengths share one scale
All meetings (5)
| 1973 | London / Queen's Club | Grass | R32 | Cliff Drysdale | 6-4 7-5 |
| 1971 | Wembley | Carpet | R16 | Cliff Drysdale | 5-7 6-3 9-7 |
| 1971 | Dublin | Grass | F | Cliff Drysdale | 10-8 6-3 |
| 1970 | Stockholm | Hard | R32 | Cliff Drysdale | 6-1 6-4 |
| 1969 | Bristol | Grass | QF | Clark Graebner | 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.