| Singles | |
|---|---|
| 2005 JPMorgan Chase Open | |
| Champion |
|
| Runner-up |
|
| Final score | 6–4, 6–1 |
Lindsay Davenport was the defending champion, but withdrew due to a lower-back strain.
Kim Clijsters won the title, defeating Daniela Hantuchová 6–4, 6–1 in the final.
The top eight seeds receive a bye into the second round.