Head to head
3
Grass
0
Dennis Ralston's wins on the left · Joaquin Loyo-Mayo's on the right · bar lengths share one scale
All meetings (3)
| 1970 | Wimbledon | Grass | R32 | Dennis Ralston | 6-0 6-0 6-1 |
| 1970 | Queen's Club | Grass | R32 | Dennis Ralston | 8-6 6-2 |
| 1968 | US Open | Grass | R32 | Dennis Ralston | 9-11 6-2 3-6 7-5 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.