Oporto 1989 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Horacio De La Pena | d. | Goran Ivanisevic | 6-4 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Horacio De La Pena | d. | Andres Gomez | 6-1 6-1 |
| Goran Ivanisevic | d. | Lawson Duncan | 6-3 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Andres Gomez | d. | Omar Camporese | 6-3 5-7 6-1 |
| Horacio De La Pena | d. | Eduardo Bengoechea | 6-3 6-1 |
| Goran Ivanisevic | d. | Luiz Mattar | 7-6 6-1 |
| Lawson Duncan | d. | Thierry Tulasne | 4-6 7-5 6-1 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Andres Gomez | d. | Francesco Cancellotti | 7-5 7-6 |
| Omar Camporese | d. | Fernando Luna | 6-4 6-3 |
| Eduardo Bengoechea | d. | Francisco Clavet | 6-2 3-6 6-3 |
| Horacio De La Pena | d. | Roberto Azar | 6-1 7-6 |
| Goran Ivanisevic | d. | Jimmy Arias | 6-2 3-6 6-2 |
| Luiz Mattar | d. | Veli Paloheimo | 5-7 6-4 6-3 |
| Lawson Duncan | d. | Nicklas Kroon | 6-4 6-2 |
| Thierry Tulasne | d. | Nuno Marques | 6-3 6-2 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Andres Gomez | d. | Tore Meinecke | 6-2 7-5 |
| Francesco Cancellotti | d. | Cristiano Caratti | 6-4 6-4 |
| Omar Camporese | d. | Jose Luis Clerc | 6-2 3-6 6-3 |
| Fernando Luna | d. | Raul Antonio Viver | 6-0 6-4 |
| Eduardo Bengoechea | d. | Massimiliano Narducci | 4-6 6-3 6-4 |
| Francisco Clavet | d. | Massimo Cierro | 6-3 6-2 |
| Roberto Azar | d. | Christian Miniussi | 7-6 5-7 6-2 |
| Horacio De La Pena | d. | Goran Prpic | 6-3 6-2 |
| Goran Ivanisevic | d. | Pedro Rebolledo | 6-3 6-3 |
| Jimmy Arias | d. | Claudio Pistolesi | 6-2 6-4 |
| Veli Paloheimo | d. | Markus Rackl | 6-3 6-0 |
| Luiz Mattar | d. | Nicolas Pereira | 6-4 3-6 7-5 |
| Lawson Duncan | d. | Claudio Panatta | 7-5 6-4 |
| Nicklas Kroon | d. | Gustavo Giussani | 6-4 6-1 |
| Nuno Marques | d. | Jason Stoltenberg | 6-4 6-4 |
| Thierry Tulasne | d. | Marcelo Filippini | 4-6 6-2 6-0 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0