Sofia CH 1991 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Jaime Oncins | m. | Fernando Roese | 6-4 6-4 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Fernando Roese | m. | Francisco Montana | 2-6 6-4 7-5 |
| Jaime Oncins | m. | Martin Stringari | 6-3 6-3 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Francisco Montana | m. | Luiz Mattar | 6-2 5-7 6-3 |
| Fernando Roese | m. | Fabio Silberberg | 7-6 6-3 |
| Jaime Oncins | m. | Roberto Saad | 6-4 7-6 |
| Martin Stringari | m. | Thierry Guardiola | 6-3 6-2 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Luiz Mattar | m. | Otavio Della | 6-2 6-4 |
| Francisco Montana | m. | Felipe Rivera | 7-6 6-2 |
| Fabio Silberberg | m. | Sergio Sarli | 7-6 6-3 |
| Fernando Roese | m. | Fernando Meligeni | 6-4 6-3 |
| Roberto Saad | m. | Cassio Motta | 6-1 6-3 |
| Jaime Oncins | m. | Marcelo Ingaramo | 0-6 6-2 6-1 |
| Martin Stringari | m. | Andres Vysand | 6-2 6-3 |
| Thierry Guardiola | m. | Marcelo Saliola | 7-6 0-6 6-1 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Luiz Mattar | m. | Jose Daher | 7-6 7-6 |
| Otavio Della | m. | Sebastien Lareau | 6-7 6-3 6-3 |
| Felipe Rivera | m. | Carsten Arriens | 6-3 7-6 |
| Francisco Montana | m. | Joao Zwetsch | 6-2 6-0 |
| Sergio Sarli | m. | Bart Wuyts | 6-3 6-2 |
| Fabio Silberberg | m. | Guillermo Vilas | 6-2 7-5 |
| Fernando Meligeni | m. | Alejandro Aramburu | 6-4 6-2 |
| Fernando Roese | m. | Ricardo Camargo | 5-7 7-6 6-1 |
| Cassio Motta | m. | Pablo Arraya | 6-4 7-6 |
| Roberto Saad | m. | Alexandre Hocevar | 6-3 7-5 |
| Marcelo Ingaramo | m. | Luis Lobo | 7-6 6-4 |
| Jaime Oncins | m. | Pedro Rebolledo | 6-3 3-6 6-4 |
| Martin Stringari | m. | Nicolas Pereira | 5-7 7-5 6-2 |
| Andres Vysand | m. | Pablo Albano | 6-7 6-2 7-6 |
| Marcelo Saliola | m. | Roberto Jabali | 6-3 3-6 6-2 |
| Thierry Guardiola | m. | Marcelo Filippini | 7-5 6-3 |