Sue Jones-Davies is a Welsh actress, singer and politician. She has appeared on stage, screen and television.

She met her former husband, the actor and writer Chris Langham, when they both studied at Bristol University. After graduation they moved to London but later separated, when she moved to Aberystwyth with her three sons.

She became the Plaid Cymru Mayor of Aberystwyth in 2008, and now serves as town councillor there. The town of Aberystwyth had banned the showing of the film "The Life of Brian", in which she played Judith Iscariot, since its release in 1979.