Oporto 1990 ATP
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Magnus Larsson | m. | Lawson Duncan | 6-7 7-5 6-0 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Magnus Larsson | m. | Aki Rahunen | 6-4 6-4 |
| Lawson Duncan | m. | Omar Camporese | 6-2 6-3 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Magnus Larsson | m. | Guillermo Perez Roldan | 7-5 6-4 |
| Aki Rahunen | m. | Javier Sanchez | 6-4 4-6 7-5 |
| Lawson Duncan | m. | Tomas Carbonell | 7-5 6-3 |
| Omar Camporese | m. | Fernando Luna | 6-1 7-6 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Guillermo Perez Roldan | m. | Udo Riglewski | 6-7 6-1 6-4 |
| Magnus Larsson | m. | Mark Koevermans | 3-6 6-3 7-6 |
| Aki Rahunen | m. | Alberto Mancini | 2-6 6-2 6-3 |
| Javier Sanchez | m. | Francisco Clavet | 7-6 6-0 |
| Tomas Carbonell | m. | Ronald Agenor | 6-3 6-0 |
| Lawson Duncan | m. | Diego Perez | 6-3 6-1 |
| Fernando Luna | m. | Eduardo Bengoechea | 6-1 6-1 |
| Omar Camporese | m. | Horacio De La Pena | 6-3 6-4 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Guillermo Perez Roldan | m. | Cedric Pioline | 4-6 7-5 7-6 |
| Udo Riglewski | m. | Thierry Tulasne | 6-1 6-1 |
| Mark Koevermans | m. | Jose Francisco Altur | 4-6 6-2 7-6 |
| Magnus Larsson | m. | Luiz Mattar | 6-3 6-2 |
| Alberto Mancini | m. | Marcos Aurelio Gorriz | 6-2 7-6 |
| Aki Rahunen | m. | Cassio Motta | 6-4 7-5 |
| Francisco Clavet | m. | Bruno Oresar | 6-1 7-6 |
| Javier Sanchez | m. | Roberto Azar | 6-1 3-6 6-1 |
| Ronald Agenor | m. | Andrei Cherkasov | 7-6 7-6 |
| Tomas Carbonell | m. | Andrew Sznajder | 6-2 6-2 |
| Diego Perez | m. | Claudio Pistolesi | 6-2 5-7 6-2 |
| Lawson Duncan | m. | Franco Davin | 2-6 7-6 6-2 |
| Fernando Luna | m. | Sergi Bruguera | 7-5 6-4 |
| Eduardo Bengoechea | m. | Tarik Benhabiles | 6-4 6-3 |
| Horacio De La Pena | m. | Martin Wostenholme | 7-6 6-1 |
| Omar Camporese | m. | Horst Skoff | 6-2 6-0 |