By surface
| Surface | Luiz Mattar | Dan Cassidy |
|---|---|---|
| Hard | 1 | 1 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1988-10-31 | ATP | Sao Paulo | Round of 32 | Hard | Dan Cassidy | 2-6 | 2-6 | |||
| 1987-11-09 | ATP | Sao Paulo | Semifinal | Hard | Luiz Mattar | 6-2 | 6-4 |