Estoril 1991 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Sergi Bruguera | d. | Karel Novacek | 7-6(7) 6-1 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Karel Novacek | d. | Marian Vajda | 7-5 6-2 |
| Sergi Bruguera | d. | Andrei Chesnokov | 6-4 2-6 6-3 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Karel Novacek | d. | Javier Sanchez | 7-5 6-3 |
| Marian Vajda | d. | Francisco Clavet | 6-2 0-6 6-3 |
| Andrei Chesnokov | d. | Horst Skoff | 6-3 6-1 |
| Sergi Bruguera | d. | Renzo Furlan | 6-1 6-3 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Javier Sanchez | d. | Ronald Agenor | 5-2 RET |
| Karel Novacek | d. | Goran Prpic | 6-2 7-5 |
| Francisco Clavet | d. | Tomas Carbonell | 6-2 7-6(5) |
| Marian Vajda | d. | Nuno Marques | 4-6 7-5 6-3 |
| Horst Skoff | d. | Richard Fromberg | 6-4 6-2 |
| Andrei Chesnokov | d. | Claudio Mezzadri | 5-7 7-5 6-1 |
| Sergi Bruguera | d. | Eduardo Bengoechea | 6-3 6-7(8) 6-3 |
| Renzo Furlan | d. | Paul Haarhuis | 7-5 6-3 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Ronald Agenor | d. | Andres Gomez | 6-4 6-3 |
| Javier Sanchez | d. | Christer Allgardh | 4-6 7-5 6-2 |
| Goran Prpic | d. | Aki Rahunen | 6-1 6-3 |
| Karel Novacek | d. | Omar Camporese | 6-1 6-3 |
| Francisco Clavet | d. | Andrei Cherkasov | 6-2 4-6 7-5 |
| Tomas Carbonell | d. | Cassio Motta | 7-5 6-3 |
| Nuno Marques | d. | Emanuel Couto | 6-2 3-6 6-1 |
| Marian Vajda | d. | Juan Aguilera | 7-5 3-6 6-2 |
| Horst Skoff | d. | Marc Rosset | 6-1 1-6 6-3 |
| Richard Fromberg | d. | Joao Cunha Silva | 6-4 4-6 2-1 |
| Claudio Mezzadri | d. | Jordi Arrese | 6-3 6-4 |
| Andrei Chesnokov | d. | Horacio De La Pena | 6-4 6-2 |
| Sergi Bruguera | d. | Mark Koevermans | 6-3 6-3 |
| Eduardo Bengoechea | d. | Veli Paloheimo | 7-5 4-6 6-2 |
| Renzo Furlan | d. | Thierry Champion | 2-6 7-6(2) 6-1 |
| Paul Haarhuis | d. | Emilio Sanchez | 6-0 6-2 |