| Main Name: | Portugal OpenEstoril Open |
| Champ: | Roger Federer |
| Runner: |  Nikolay Davydenko |
| Score: | 7–6(7–5), 1–2 retired |
| Draw: | 32 (4 / 3) |
| Seeds: | 8 |
| Before Name: | Estoril Open |
| After Name: | Estoril Open |
See main article: 2008 Estoril Open.
Novak Djokovic was the defending champion, but chose not to participate that year.
First-seeded Roger Federer won in the final 7–6(7–5), 1–2, after Nikolay Davydenko retired due to a left leg injury.