Guaruja 1986 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Eduardo Bengoechea | m. | Luiz Mattar | 6-3 6-4 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Luiz Mattar | m. | Marian Vajda | 6-1 6-3 |
| Eduardo Bengoechea | m. | Jay Berger | 6-3 6-3 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Jay Berger | m. | Fernando Roese | 6-4 6-4 |
| Luiz Mattar | m. | Dacio Campos | 7-5 6-3 |
| Marian Vajda | m. | Sammy Giammalva Jr | 2-6 7-5 6-2 |
| Eduardo Bengoechea | m. | Jose Lopez Maeso | 3-6 7-6 6-1 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Fernando Roese | m. | Carl Uwe Steeb | 4-6 6-0 7-6 |
| Jose Lopez Maeso | m. | Julio Goes | 6-4 6-3 |
| Dacio Campos | m. | Claudio Pistolesi | 6-4 7-6 |
| Luiz Mattar | m. | Nelson Aerts | 7-5 6-2 |
| Jay Berger | m. | Mark Dickson | 1-6 6-2 6-3 |
| Marian Vajda | m. | Raul Antonio Viver | 6-3 6-4 |
| Sammy Giammalva Jr | m. | Blaine Willenborg | 6-3 6-1 |
| Eduardo Bengoechea | m. | Danilo Marcelino | 6-7 7-6 6-3 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Blaine Willenborg | m. | Cesar Kist | 6-2 6-2 |
| Raul Antonio Viver | m. | Derek Tarr | 4-6 6-4 6-0 |
| Fernando Roese | m. | Joao Soares | 6-7 6-4 7-5 |
| Claudio Pistolesi | m. | Javier Frana | 6-1 4-6 7-6 |
| Danilo Marcelino | m. | Hans Gildemeister | 6-1 2-0 RET |
| Julio Goes | m. | Roberto Arguello | 6-4 1-6 6-4 |
| Jay Berger | m. | Givaldo Barbosa | 6-2 7-5 |
| Nelson Aerts | m. | Daniel Montes De Oca | 6-2 6-0 |
| Jose Lopez Maeso | m. | Ivan Kley | 6-4 6-2 |
| Luiz Mattar | m. | Roberto Saad | 6-1 6-4 |
| Mark Dickson | m. | Bruno Oresar | 6-7 6-3 6-3 |
| Marian Vajda | m. | Charles Bud Cox | 7-6 6-3 |
| Carl Uwe Steeb | m. | Nduka Odizor | 6-1 6-1 |
| Sammy Giammalva Jr | m. | Marcelo Ingaramo | 6-1 6-4 |
| Dacio Campos | m. | Carlos Kirmayr | 3-6 6-1 6-3 |
| Eduardo Bengoechea | m. | Lawson Duncan | 1-6 6-2 7-6 |