Gramado CH 1990 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Pedro Rebolledo | m. | Christian Weis | 6-2 6-3 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Pedro Rebolledo | m. | William Kyriakos | 6-0 6-4 |
| Christian Weis | m. | Pablo Albano | 6-3 6-2 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| William Kyriakos | m. | Jose Clavet | 7-6 7-6 |
| Pedro Rebolledo | m. | Eduardo Bengoechea | 6-3 6-2 |
| Pablo Albano | m. | Agustin Moreno | 6-2 6-3 |
| Christian Weis | m. | Joao Cunha Silva | 7-5 4-6 6-4 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| William Kyriakos | m. | Cassio Motta | 7-5 4-6 7-6 |
| Jose Clavet | m. | Vicente Solves | 6-2 6-2 |
| Eduardo Bengoechea | m. | Felipe Rivera | 6-3 6-1 |
| Pedro Rebolledo | m. | Fernando Roese | 6-4 6-2 |
| Agustin Moreno | m. | Jaime Oncins | 6-3 7-6 |
| Pablo Albano | m. | Marcos Perez Hubert | 7-5 6-2 |
| Christian Weis | m. | Joao Zwetsch | 6-2 6-3 |
| Joao Cunha Silva | m. | Jose Daher | 6-4 6-4 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Cassio Motta | m. | Jose Luis Aparisi | 3-6 6-2 6-1 |
| William Kyriakos | m. | Ricardo Camargo | 6-4 6-3 |
| Jose Clavet | m. | Carlos Engel | 6-3 7-6 |
| Vicente Solves | m. | Gustavo Giussani | 7-6 4-6 6-4 |
| Eduardo Bengoechea | m. | Mario Visconti | 6-0 6-4 |
| Felipe Rivera | m. | Nelson Aerts | 7-6 6-7 6-4 |
| Pedro Rebolledo | m. | Alejandro Aramburu | 6-4 7-6 |
| Fernando Roese | m. | Ivan Kley | 6-4 4-6 6-1 |
| Jaime Oncins | m. | Danilo Marcelino | 6-1 4-6 6-1 |
| Agustin Moreno | m. | Radek Zahraj | 7-6 6-2 |
| Pablo Albano | m. | Craig Campbell | 6-0 6-4 |
| Marcos Perez Hubert | m. | Mauro Menezes | 7-6 7-5 |
| Christian Weis | m. | Sergio Cortes | 5-3 RET |
| Joao Zwetsch | m. | Daniel Orsanic | 7-5 3-6 6-3 |
| Jose Daher | m. | Alexandre Hocevar | 7-5 6-3 |
| Joao Cunha Silva | m. | Otavio Della | 3-6 6-2 2-0 RET |