Santiago CH 1986 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Pablo Arraya | d. | Mark Dickson | 2-6 7-6 6-0 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Mark Dickson | d. | Hugo Chapacu | 6-4 6-1 |
| Pablo Arraya | d. | Derek Tarr | 6-2 7-6 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Derek Tarr | d. | Gerardo Vacarezza | 4-6 6-3 6-3 |
| Hugo Chapacu | d. | Alejandro Ganzabal | 6-4 6-4 |
| Mark Dickson | d. | Mark Buckley | 6-7 6-1 6-2 |
| Pablo Arraya | d. | Hans Gildemeister | 6-3 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Gerardo Vacarezza | d. | Carlos Castellan | 6-3 3-6 7-5 |
| Derek Tarr | d. | Roberto Azar | 6-1 7-5 |
| Hugo Chapacu | d. | Gustavo Tiberti | 3-6 7-5 6-1 |
| Mark Buckley | d. | Franco Davin | 6-7 6-4 6-2 |
| Alejandro Ganzabal | d. | Javier Frana | 6-2 6-3 |
| Hans Gildemeister | d. | Ricardo Acuna | 6-3 7-6 |
| Mark Dickson | d. | Manuel Rodriguez | 7-6 6-3 |
| Pablo Arraya | d. | Guillermo Rivas | 6-0 4-6 6-2 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Gerardo Vacarezza | d. | Belus Prajoux | 7-6 6-2 |
| Gustavo Tiberti | d. | Loic Courteau | 5-7 6-2 6-3 |
| Manuel Rodriguez | d. | Luis Riba | 6-3 4-6 6-2 |
| Guillermo Rivas | d. | Edvaldo Oliveira | 6-1 6-4 |
| Hans Gildemeister | d. | Thierry Van Den Daele | 6-1 6-2 |
| Javier Frana | d. | Jose Garcia Requena | 6-3 6-3 |
| Franco Davin | d. | Raul Antonio Viver | 1-6 6-4 7-6 |
| Hugo Chapacu | d. | Jose Demeterco | 6-2 6-2 |
| Roberto Azar | d. | Givaldo Barbosa | 6-2 6-1 |
| Alejandro Ganzabal | d. | Marcelo Ingaramo | 3-6 6-4 7-5 |
| Ricardo Acuna | d. | Ivan Camus | 7-6 6-2 |
| Mark Buckley | d. | Ivan Kley | 7-6 5-7 6-1 |
| Carlos Castellan | d. | Guillermo Perez Roldan | 5-2 RET |
| Derek Tarr | d. | Luiz Mattar | 6-1 6-4 |
| Mark Dickson | d. | Jose Daher | 6-7 6-4 6-3 |
| Pablo Arraya | d. | Marcelo Filippini | 6-4 7-5 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0