By surface
| Surface | Mario Martinez | Joao Soares |
|---|---|---|
| Clay | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-10-06 | ATP | Davis Cup SAM PR: BOL vs BRA | Round Robin | Clay | Joao Soares | 3-6 | 3-6 | 6-3 | 6-0 | 4-6 |
| Surface | Mario Martinez | Joao Soares |
|---|---|---|
| Clay | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1978-10-06 | ATP | Davis Cup SAM PR: BOL vs BRA | Round Robin | Clay | Joao Soares | 3-6 | 3-6 | 6-3 | 6-0 | 4-6 |