| Singles | |
|---|---|
| 2009 LA Tennis Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–4, 3–6, 6–1 |
| Draw | 28 (4Q / 3WC) |
| Seeds | 8 |
Juan Martín del Potro was the defending champion, but chose not to participate that year.
The top four seeds receive a bye into the second round.