Claire Windsor was educated at Broadway High School in Seattle, Washington, and Washburn Preperatory Academy in Topeka, Kansas. She studied voice and piano at Cohn's Conservatory of Music in Seattle, Washington.
She started her film career as an extra on the Lasky lot, was signed to stock by director Allan Dwan to work at First National Pictures.
She was then signed by writer/director 'Lois Weber' to the lead role in What Do Men Want? (1921), at which time sh changed her name to Claire Windsor (on the advice of writer Frances Marion).
She toured with Al Jolson in his stage show in 1933.
Video: Claire posing with Dolores Del Rio