Head to head
1
Clay
0
1
Grass
0
1
Carpet
0
Dennis Ralston's wins on the left · Graham Stilwell's on the right · bar lengths share one scale
All meetings (3)
| 1971 | Washington WCT | Clay | R64 | Dennis Ralston | 6-3 7-6 |
| 1971 | Philadelphia WCT | Carpet | R32 | Dennis Ralston | 6-1 6-4 |
| 1969 | US Open | Grass | R64 | Dennis Ralston | 6-3 11-9 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.