Head to head
Rivalry summary
John McDonald and Joaquin Loyo-Mayo met 1 times on the ATP tour between 1970 and 1970. Joaquin Loyo-Mayo leads the head-to-head 1–0 against John McDonald.
0
Grass
1
John McDonald's wins on the left · Joaquin Loyo-Mayo's on the right · bar lengths share one scale
All meetings (1)
| 1970 | Queen's Club | Grass | R64 | Joaquin Loyo-Mayo | 4-6 6-2 6-2 |
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.