Marin Karmitz (born 7 October 1938) is a Romanian-French businessman whose career has spanned the French film industry, including director, producer, film distributor, and operator of a chain of cinemas.

He comes from an assimilated Jewish-Romanian family and emigrated to France in 1948. Karmitz attended film school at IDHEC (renamed La Fémis) and worked as a director of photography after graduating.