Porto CH 1988 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Paul Dogger | d. | Michiel Schapers | 6-2 3-6 6-3 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Paul Dogger | d. | Andrei Olhovskiy | 6-7 7-6 6-3 |
| Michiel Schapers | d. | Frank Dennhardt | 4-6 7-5 7-6 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Paul Dogger | d. | Nuno Marques | 3-6 7-5 6-2 |
| Frank Dennhardt | d. | Andrew Castle | 6-4 6-3 |
| Andrei Olhovskiy | d. | Gustavo Giussani | 7-5 1-6 6-1 |
| Michiel Schapers | d. | Juan Avendano | 6-3 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Gustavo Giussani | d. | Khalid Outaleb | 6-7 6-2 6-3 |
| Frank Dennhardt | d. | Gerald Marzenell | 6-2 6-4 |
| Paul Dogger | d. | Juan Aguilera | 6-3 6-2 |
| Nuno Marques | d. | Eduardo Osta | 6-3 7-6 |
| Andrew Castle | d. | Joao Cunha Silva | 7-6 2-6 6-3 |
| Andrei Olhovskiy | d. | Piet Norval | 6-7 6-2 7-6 |
| Michiel Schapers | d. | Carlos Costa | 5-7 6-3 7-6 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Piet Norval | d. | Christian Geyer | 6-4 6-3 |
| Gerald Marzenell | d. | Stefan Lochbihler | 7-6 6-1 |
| Nuno Marques | d. | Pedro Cordeiro | 6-3 6-2 |
| Gustavo Giussani | d. | Howard Herr | 6-2 6-3 |
| Paul Dogger | d. | Gabriel Urpi | 6-2 6-4 |
| Joao Cunha Silva | d. | Huub Van Boeckel | 6-3 6-7 7-6 |
| Carlos Costa | d. | David De Miguel | 6-3 7-6 |
| Juan Avendano | d. | Hans Dieter Beutel | 5-7 7-6 7-5 |
| Khalid Outaleb | d. | Jorge Bardou | 6-3 3-6 6-0 |
| Juan Aguilera | d. | Neil Broad | 6-1 6-0 |
| Frank Dennhardt | d. | Jesus Colas | 5-7 6-1 6-4 |
| Eduardo Osta | d. | Bernardo Mota | 6-0 7-5 |
| Andrew Castle | d. | Jean Marc Piacentile | 6-4 6-4 |
| Andrei Olhovskiy | d. | Nick Fulwood | 6-4 6-7 6-4 |
| Michiel Schapers | d. | Joao Couto | 6-1 6-3 |