Raphaële Billetdoux (born 1951 Paris) is a French novelist.
She is the daughter of François Billetdoux, and was a companion of the political journalist Paul Guilbert (died July 2002).
She was assistant editor on feature films and television. Then in 1975, she became a journalist. She made a feature film, La Femme enfant (1980). In 2006, she wrote a memoir, Un peu de désir, sinon je meurs, under the name "Marie" Billetdoux.