Mary Lou RETTON, Mary-Lou RETTON. Born 24 January Olympic Athlete for United States of America. Gymnastics Artistic at Los Angeles Olympics. The latest Tweets from Mary Lou Retton (@marylouretton). a very small person.. mom of 4 daughters, wife of 26yrs. Olympic Champion. HoustonAccount Status: Verified. Get in touch with Mary Lou’s team about appearing at your next event.