Eleanor Ruth Keaton (July 29, 1918 – October 19, 1998) was an American dancer and variety show performer. She was an MGM contract dancer in her teens and became the third wife of silent-film comedian Buster Keaton at the age of 21. She is credited with rehabilitating her husband's life and career. The two performed at the Cirque Medrano in Paris and on European tours in the 1950s; she also performed with him on The Buster Keaton Show in the early 1950s.