Davis Cup G1 SF: BRA vs URU 1991
Players
| Player | Country | Reached | |
|---|---|---|---|
| JO | Jaime Oncins | BRA | Round Robin |
| LM | Luiz Mattar | BRA | Round Robin |
| DP | Diego Perez | URU | Round Robin |
| MF | Marcelo Filippini | URU | Round Robin |
Other matches
| Round | Winner | Loser | Score |
|---|---|---|---|
| RR | Jaime Oncins | Marcelo Filippini | 6-4 6-4 6-7(2) 6-3 |
| RR | Diego Perez | Luiz Mattar | 2-6 7-5 6-4 6-4 |
| RR | Luiz Mattar | Marcelo Filippini | 7-6(2) 6-4 6-3 |
| RR | Jaime Oncins | Diego Perez | 6-4 6-3 |