2005 Bank of the West Classic – Singles

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 without losing a set throughout the tournament by defeating Venus Williams in the final. Williams reached the final after being five match points down against Patty Schnyder in the second set in the semifinals.

Seeds The first four seeds received a bye into the second round.