| Singles | |
|---|---|
| 2005 BMW Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–4, 6–1 |
| Draw | 32 (4Q / 3WC) |
| Seeds | 8 |
Nikolay Davydenko was the defending champion, but lost in the second round this year.
David Nalbandian won the title, defeating Andrei Pavel 6–4, 6–1 in the final.