Alan Lake (24 November 1940 – 10 October 1984) was an English actor and the third and final husband of screen star Diana Dors.

Diana and Alan worked together in the early 1970s, on stage in plays such as Three Months Gone, for which Dors received her best critical reviews since Yield to the Night.

[7] In July 1970, Lake was involved in a pub brawl for which he was sentenced to 18 months in prison, although he was released after serving a year.

[7] Lake began hallucinating and experiencing psychotic episodes, but was diverted from drinking after becoming a Roman Catholic, also convincing Dors to follow him in adopting the faith.

[4] For the remainder of the 1970s, Lake's once promising acting career was reduced to appearances in low-budget comedy films and small parts in television dramas.

[4] His television roles included Herrick in the Doctor Who story Underworld; and parts in Cluff, Redcap, Sergeant Cork, The Saint, Public Eye, The Avengers, Department S, Dixon of Dock Green, The Protectors, Z-Cars, Softly, Softly: Taskforce, Crown Court, The Sweeney, Angels, Target, Hazel, Strangers, Blake's 7, Juliet Bravo, The Gentle Touch, Hart to Hart, and Bergerac.