Rosalie Williams (12 June 1919 in Barton upon Irwell, Lancashire – 11 December 2009 in Manchester) was an English actress best known for her appearance as Mrs. Hudson in The Adventures of Sherlock Holmes TV series produced by Granada Television from 1984 until 1994 alongside Jeremy Brett, David Burke, Edward Hardwicke, and Colin Jeavons. Rosalie Williams also appeared as Mrs Lacey, Mrs Rimmer and Mrs Sowerbutts in Coronation Street, an award-winning British soap opera (March 1978 to 1991), and as Mary in 10 episodes of Flambards (1979).