| 1978-08-21 | Atlanta | Hard | R32 | 25 |  Stan Smith (3) | 522 |  Joaquin Loyo-Mayo | 6-2 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 1978-07-24 | Hilversum | Clay | R32 | 52 |  Tom Okker (5) | - | Joaquin Loyo-Mayo | 6-3 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 1976-11-03 | Davis Cup AME PR: CAN vs MEX | Carpet | RR | 305 |  Dale Power | 234 | Joaquin Loyo-Mayo | 10-8 6-4 8-10 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 1976-11-03 | Davis Cup AME PR: CAN vs MEX | Carpet | RR | 234 | Joaquin Loyo-Mayo | 356 | Rejean Genois | 6-3 9-7 3-6 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 1976-02-14 | Salisbury | Carpet | R32 | 7 |  Ilie Nastase | 110 | Joaquin Loyo-Mayo | 6-2 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 1976-02-14 | Salisbury | Carpet | R64 | 110 | Joaquin Loyo-Mayo | 263 |  Ian Fletcher | 7-6 6-1 | H2H | 3 | - | - | - | - | - | - | - |
| 1975-11-28 | Davis Cup AME PR: MEX vs CAN | Clay | RR | 282 | Dale Power | 109 | Joaquin Loyo-Mayo | 4-6 6-2 1-6 6-1 7-5 | H2H | 5 | - | - | - | - | - | - | - |
| 1975-11-28 | Davis Cup AME PR: MEX vs CAN | Clay | RR | 109 | Joaquin Loyo-Mayo | 371 | Rejean Genois | 4-6 6-1 6-2 8-6 | H2H | 5 | - | - | - | - | - | - | - |
| 1975-09-29 | Nations Cup | Carpet | RR | 12 | Roscoe Tanner | 101 | Joaquin Loyo-Mayo | 6-2 6-1 | H2H | 3 | - | - | - | - | - | - | - |
| 1975-09-22 | San Francisco | Carpet | R64 | 105 | Joaquin Loyo-Mayo | 114 | Robert Kreiss | 6-4 2-6 6-4 | H2H | 3 | - | - | - | - | - | - | - |
