The Winding Stair is a lost 1925 American silent drama film directed by John Griffith Wray and starring Alma Rubens, Edmund Lowe, and Warner Oland. It is based on the 1923 novel of the same name by the British writer A.E.W. Mason.
As described in a film magazine review, a French Legionnaire on foreign station loves a cafe dancer, and when the natives rebel and the young woman is endangered, the officer leaves his command to go to the woman's aid. His friend saves him from court-martial and he heads a regiment in the World War. When the war ends, he marries the dancer.
With no prints of The Winding Stair located in any film archives, it is lost film.