Buzios 1991 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Jordi Arrese | d. | Jaime Oncins | 1-6 6-4 6-0 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Jaime Oncins | d. | Francisco Roig | 6-4 6-4 |
| Jordi Arrese | d. | Javier Sanchez | 6-2 7-6(12) |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Jaime Oncins | d. | Markus Zoecke | 6-4 6-2 |
| Francisco Roig | d. | Thomas Muster | 4-6 6-3 6-3 |
| Javier Sanchez | d. | Francisco Clavet | 6-7(4) 6-4 6-2 |
| Jordi Arrese | d. | Guillermo Perez Roldan | 6-7(6) 7-5 3-1 RET |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Markus Zoecke | d. | Daniel Nestor | 6-3 6-2 |
| Jaime Oncins | d. | Olivier Delaitre | 7-6(5) 6-4 |
| Thomas Muster | d. | Andres Gomez | 6-4 6-4 |
| Francisco Roig | d. | Paul Haarhuis | 6-2 6-1 |
| Francisco Clavet | d. | Fernando Roese | 6-2 6-2 |
| Javier Sanchez | d. | Luis Herrera | 2-6 6-2 7-5 |
| Guillermo Perez Roldan | d. | Carlos Costa | 6-4 6-7(5) 6-1 |
| Jordi Arrese | d. | Jose Daher | 7-6(1) 1-6 6-4 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Markus Zoecke | d. | Emilio Sanchez | 7-6(5) 6-2 |
| Daniel Nestor | d. | Danilo Marcelino | 6-4 6-2 |
| Jaime Oncins | d. | Jean Philippe Fleurian | 7-6(2) 6-3 |
| Olivier Delaitre | d. | Andres Vysand | 6-1 4-6 6-2 |
| Thomas Muster | d. | Mark Koevermans | 6-3 7-6(8) |
| Andres Gomez | d. | Jacco Eltingh | 7-5 6-2 |
| Francisco Roig | d. | Maurice Ruah | 6-2 6-3 |
| Paul Haarhuis | d. | Luiz Mattar | 7-6(0) 6-3 |
| Francisco Clavet | d. | Eduardo Masso | 6-0 6-1 |
| Fernando Roese | d. | Patrick Baur | 7-5 7-6(8) |
| Luis Herrera | d. | Nicolas Pereira | 7-5 6-3 |
| Javier Sanchez | d. | Tomas Carbonell | 6-4 6-4 |
| Guillermo Perez Roldan | d. | Javier Frana | 6-4 6-0 |
| Carlos Costa | d. | Bart Wuyts | 7-6(7) 4-6 6-2 |
| Jose Daher | d. | Gabriel Markus | 4-6 6-4 6-4 |
| Jordi Arrese | d. | Shuzo Matsuoka | 6-1 6-3 |