By surface
| Surface | Luiz Mattar | Harald Rittersbacher |
|---|---|---|
| Hard | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-02-05 | ATP | Guaruja | Round of 16 | Hard | Luiz Mattar | 4-6 | 7-6 | 6-4 |
| Surface | Luiz Mattar | Harald Rittersbacher |
|---|---|---|
| Hard | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-02-05 | ATP | Guaruja | Round of 16 | Hard | Luiz Mattar | 4-6 | 7-6 | 6-4 |