Elizabeth Mary "Betty" Driver, MBE (20 May 1920 – 15 October 2011) was an English actress and singer, best known for her role as Betty Williams (previously Betty Turpin) on the British soap opera, Coronation Street from 1969 to 2011, appearing in more than 2,800 episodes. She had previously appeared as Mrs Edgley in Coronation Street spin-off Pardon the Expression (1965–1966) opposite Arthur Lowe.