Rosa Rio (June 2, 1902 – May 13, 2010) was the stage name of the American theater and motion picture organist, who was known for production and arrangement. beginning her career as a silent film accompanist. She became a leading organist on network radio for soap operas and dramas. She continued to perform until the age of 107, becoming one of the oldest performers in the music industry. She provided silent film soundtrack accompaniment for such performers as Buster Keaton and Charlie Chaplin.