Andrea Allan (born 18 November 1946 in Glasgow, Scotland) is an actress who appeared in many British films of the 1960s and '70s.
This included the Carry On films, Carry on Spying and Carry on Cowboy, as well as The Wrong Box with Dudley Moore, Spanish Fly with Leslie Phillips and Vampira with David Niven. She had the leading role in the Spanish/English co-production The House That Vanished. Andrea appeared in several television series including Gideon's Way, UFO, Space: 1999, Thriller and Jason King.