Porto CH 1990 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Mark Koevermans | d. | Franco Davin | 6-3 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Franco Davin | d. | Richard Fromberg | 6-3 6-1 |
| Mark Koevermans | d. | Tarik Benhabiles | 7-6 6-3 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Franco Davin | d. | Nuno Marques | 6-4 6-0 |
| Richard Fromberg | d. | Renzo Furlan | 4-6 6-3 6-1 |
| Tarik Benhabiles | d. | Jens Woehrmann | 6-1 6-3 |
| Mark Koevermans | d. | Lawson Duncan | 7-6 6-2 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Franco Davin | d. | Fernando Luna | 6-0 6-0 |
| Nuno Marques | d. | Bart Wuyts | 6-2 6-3 |
| Richard Fromberg | d. | Diego Nargiso | 6-1 7-5 |
| Renzo Furlan | d. | Francisco Roig | 6-4 6-4 |
| Tarik Benhabiles | d. | Nicklas Kulti | 3-6 6-0 6-3 |
| Jens Woehrmann | d. | Eduardo Bengoechea | 7-6 6-3 |
| Mark Koevermans | d. | Massimo Cierro | 7-6 6-2 |
| Lawson Duncan | d. | Guillaume Raoux | 7-6 6-1 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Franco Davin | d. | Carlos Costa | 6-7 6-1 6-1 |
| Fernando Luna | d. | Michael Tauson | 7-5 3-6 6-4 |
| Bart Wuyts | d. | Jose Luis Aparisi | 6-2 2-6 6-1 |
| Nuno Marques | d. | Christian Miniussi | 7-6 7-5 |
| Richard Fromberg | d. | Thomas Buchmayer | 6-1 3-6 6-2 |
| Diego Nargiso | d. | Joao Couto | 6-0 6-0 |
| Renzo Furlan | d. | Horacio De La Pena | 6-3 6-0 |
| Francisco Roig | d. | Jose Francisco Altur | 6-3 6-3 |
| Tarik Benhabiles | d. | Bruno Oresar | 2-6 6-4 6-4 |
| Nicklas Kulti | d. | Magnus Larsson | 6-2 1-6 7-6 |
| Eduardo Bengoechea | d. | Roberto Azar | 6-0 6-4 |
| Jens Woehrmann | d. | Joao Cunha Silva | 6-3 7-5 |
| Mark Koevermans | d. | Paul Vojtischek | 6-1 6-3 |
| Massimo Cierro | d. | Paulo Machado | 6-4 6-0 |
| Guillaume Raoux | d. | Ricardo Cayola | 6-1 6-1 |
| Lawson Duncan | d. | Elias Coelho | 6-1 6-0 |