Head to head
1
Hard
0
1
Clay
0
2
Carpet
0
Tom Okker's wins on the left · Joaquin Loyo-Mayo's on the right · bar lengths share one scale
All meetings (4)
| 1978 | Hilversum | Clay | R32 | Tom Okker | 6-3 6-2 |
| 1974 | Acapulco | Carpet | QF | Tom Okker | 2-6 6-4 6-1 |
| 1973 | Vancouver WCT | Carpet | R32 | Tom Okker | 6-3 6-3 |
| 1970 | Salisbury | Hard | R32 | Tom Okker | 6-3 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.