The 2010 Women's British Open was held 29 July to 1 August at Royal Birkdale Golf Club in Southport, England.

It was the 34th edition of the Women's British Open, and the tenth as a major championship on the LPGA Tour.

This was the fifth time the Women's British Open had been held at Royal Birkdale and the second as an LPGA major, previously in 2005.

The champion was Yani Tseng of Taiwan at 277 (−11), one stroke ahead of runner-up Katherine Hull of Australia.

With the victory, the 21-year-old Tseng became the youngest-ever winner of three major championships.