A French Mistress is a 1960 British comedy film directed by Roy Boulting and starring Cecil Parker, James Robertson Justice, Agnès Laurent, Ian Bannen, Raymond Huntley, Irene Handl and Thorley Walters. It is based on a stage play, The French Mistress by Sonnie Hale under the pen name Robert Monro, first produced in 1955 at the Theatre Royal Windsor, starring Hale.