Head to head
1
Hard
0
1
Grass
0
3
Carpet
0
Bob Carmichael's wins on the left · Joaquin Loyo-Mayo's on the right · bar lengths share one scale
All meetings (5)
| 1975 | Los Angeles | Carpet | R64 | Bob Carmichael | 6-1 7-6 |
| 1973 | Cologne WCT | Carpet | R32 | Bob Carmichael | 7-5 6-3 |
| 1973 | London WCT | Carpet | R32 | Bob Carmichael | 6-1 6-7 6-2 |
| 1970 | Phoenix | Hard | R16 | Bob Carmichael | 6-1 6-2 |
| 1970 | Haverford | Grass | R16 | Bob Carmichael | 6-7 6-3 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.