| Singles | |
|---|---|
| 2005 Bank of the West Classic | |
| Champion |
|
| Runner-up |
|
| Final score | 7–5, 6–2 |
Lindsay Davenport was the defending champion, but retired in the second round against Anna-Lena Grönefeld due to a low back strain.
Kim Clijsters won the title, defeating Venus Williams 7–5, 6–2 in the final.
The first four seeds received a bye into the second round.