From Wikipedia, the free encyclopedia. Shirley Mae Jones (born March 31, 1934) is an American singer and actress of stage, film and television. In her six decades of television, she starred as wholesome characters in a number of well-known musical films, such as Oklahoma! (1955), Carousel (1956), and The Music Man (1962). She won the Academy Award for Best Supporting Actress for playing a prostitute in Elmer Gantry (1960). She is probably best known as Shirley Partridge, the widowed mother of five children in the situation-comedy television series The Partridge Family (1970–1974), co-starring her real-life stepson David Cassidy, son of Jack Cassidy.