By surface
| Surface | Jeff Simpson | Joaquin Loyo Mayo |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1971-06-04 | ATP | Davis Cup AME F: MEX vs NZL | Round Robin | Clay | Joaquin Loyo Mayo | 3-6 | 3-6 | 2-6 |
| Surface | Jeff Simpson | Joaquin Loyo Mayo |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1971-06-04 | ATP | Davis Cup AME F: MEX vs NZL | Round Robin | Clay | Joaquin Loyo Mayo | 3-6 | 3-6 | 2-6 |