Brasilia 1990 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Cassio Motta | m. | Jaime Oncins | 7-6 6-4 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Jaime Oncins | m. | Mauro Menezes | 3-6 7-5 6-1 |
| Cassio Motta | m. | Danilo Marcelino | 7-6 7-6 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Jaime Oncins | m. | Nelson Aerts | 3-6 6-3 6-4 |
| Mauro Menezes | m. | Vicente Solves | 1-6 6-4 7-6 |
| Cassio Motta | m. | Ricardo Acioly | 6-2 6-3 |
| Danilo Marcelino | m. | Fernando Roese | 6-3 7-5 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Nelson Aerts | m. | Marcos Hocevar | 6-4 6-2 |
| Jaime Oncins | m. | Gabriel Markus | 6-4 6-4 |
| Mauro Menezes | m. | Joao Cunha Silva | 3-6 6-4 6-3 |
| Vicente Solves | m. | Mauricio Hadad | 3-6 7-5 6-3 |
| Ricardo Acioly | m. | Jose Daher | W/O |
| Cassio Motta | m. | Eduardo Oncins | 6-1 6-2 |
| Fernando Roese | m. | Martin Blackman | 6-3 6-3 |
| Danilo Marcelino | m. | Agustin Moreno | 7-6 6-4 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Nelson Aerts | m. | Cesar Kist | 7-5 6-7 6-4 |
| Marcos Hocevar | m. | Roberto Teofilo | 6-2 4-6 6-3 |
| Gabriel Markus | m. | Carlos Zwetsch | 6-3 6-2 |
| Jaime Oncins | m. | Marcelo Saliola | 6-1 6-1 |
| Joao Cunha Silva | m. | Fernando Meligeni | 6-1 6-3 |
| Mauro Menezes | m. | William Kyriakos | 6-4 7-5 |
| Mauricio Hadad | m. | Mario Rincon | 7-6 7-5 |
| Vicente Solves | m. | Pedro Rebolledo | 7-6 6-3 |
| Ricardo Acioly | m. | Robert Pellizzi | 6-0 7-5 |
| Jose Daher | m. | Adriano Ferreira | 6-7 6-4 7-5 |
| Eduardo Oncins | m. | Edvaldo Oliveira | 6-3 6-4 3-0 |
| Cassio Motta | m. | Ricardo Camargo | 6-4 6-1 |
| Martin Blackman | m. | Javier Frana | 7-6 6-3 |
| Fernando Roese | m. | Mario Visconti | 6-4 7-5 |
| Agustin Moreno | m. | Carlos Chabalgoity | 6-3 1-6 6-3 |
| Danilo Marcelino | m. | Andrew Sznajder | 6-3 5-7 6-4 |