Marie-Lou is a feminine compound given name which may refer to:
Marie-Lou Marcel (born 1953), French politician Marie-Lou Nahhas, Lebanese-born American actress, model and activist (born 1966), German actress - see, for example, Charlie's Angels (2019 film) Marie-Lou Dubouchon, a character in Tom-Tom and Nana, a French comic strip
See also Mary Lou (disambiguation) Marie-Louise