Santiago CH 1991 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Alberto Mancini | d. | Pedro Rebolledo | 6-3 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Alberto Mancini | d. | Marcelo Ingaramo | 4-6 6-3 6-0 |
| Pedro Rebolledo | d. | Mario Tabares | 6-2 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Alberto Mancini | d. | Felipe Rivera | 6-4 6-0 |
| Marcelo Ingaramo | d. | Jose Antonio Fernandez | 6-4 6-2 |
| Mario Tabares | d. | Luis Lobo | 6-7 6-4 6-2 |
| Pedro Rebolledo | d. | Eduardo Bengoechea | 6-3 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Alberto Mancini | d. | Alexandre Hocevar | 6-2 6-1 |
| Felipe Rivera | d. | Hernan Chousa | 7-5 6-4 |
| Marcelo Ingaramo | d. | Diego Varela | 6-3 6-1 |
| Jose Antonio Fernandez | d. | Sergio Cortes | 6-7 7-6 6-4 |
| Mario Tabares | d. | Gerardo Mirad | 6-2 6-1 |
| Luis Lobo | d. | Cristian Araya | 3-6 6-3 6-1 |
| Eduardo Bengoechea | d. | Thomas Buchmayer | 7-6 6-4 |
| Pedro Rebolledo | d. | Gonzalo Fernandez | 6-4 4-6 6-4 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Alberto Mancini | d. | Frank Dennhardt | 6-3 7-5 |
| Alexandre Hocevar | d. | Luis Andreotti | 6-2 6-2 |
| Hernan Chousa | d. | Agustin Moreno | 6-4 4-6 6-2 |
| Felipe Rivera | d. | Alejandro Aramburu | 6-0 3-6 6-3 |
| Marcelo Ingaramo | d. | Oscar Bustos | 7-5 6-3 |
| Diego Varela | d. | Ulices Cerda | 6-2 6-3 |
| Sergio Cortes | d. | Otis Smith | 6-1 6-1 |
| Jose Antonio Fernandez | d. | Nicolas Becerra | 6-1 6-3 |
| Mario Tabares | d. | Cesar Kist | 6-0 6-3 |
| Gerardo Mirad | d. | Gustavo Garetto | 6-4 6-4 |
| Luis Lobo | d. | Agustin Garizzio | 6-2 7-6 |
| Cristian Araya | d. | Roberto Arguello | 6-3 7-5 |
| Eduardo Bengoechea | d. | Gustavo Giussani | 3-6 7-5 7-5 |
| Thomas Buchmayer | d. | Marcelo Rebolledo | 6-2 6-3 |
| Gonzalo Fernandez | d. | Juan Pino | 6-2 6-4 |
| Pedro Rebolledo | d. | Giorgio Carneade | 6-2 6-2 |