Head to head
1
Hard
0
2
Clay
0
1
Grass
0
2
Carpet
0
Cliff Drysdale's wins on the left · Mike Estep's on the right · bar lengths share one scale
Momentum
Running lead across all meetings, oldest to newest (walkovers excluded).
All meetings (6)
| 1977 | Wimbledon | Grass | R64 | Cliff Drysdale | 6-3 6-4 6-3 |
| 1975 | Indianapolis | Clay | R64 | Cliff Drysdale | 6-1 7-6 |
| 1975 | Houston WCT | Clay | R32 | Cliff Drysdale | 2-6 7-6(4) 7-5 |
| 1975 | Tokyo WCT | Carpet | R32 | Cliff Drysdale | 6-1 7-5 |
| 1975 | Atlanta WCT | Carpet | R32 | Cliff Drysdale | 6-1 6-0 |
| 1973 | Alamo | Hard | R32 | Cliff Drysdale | 6-2 7-5 |
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.