Who Inspired Yves Saint Laurent? A Look Back at the Designer’s Favorite Muses InlineMay 7, 2015Save StorySave this storySave StorySave this storyExpandPhoto: Robert Doisneau/Gamma-Rapho via Getty Images1/8Victoire DoutreleauExpandPhoto: Everett Collection2/8Catherine DeneuveExpandPhotographed by Patrick Lichfield, Vogue, July 1, 19693/8Betty CatrouxExpandPhoto: Vogue, January 1, 19714/8Loulou de la Falaise (center) with Yves Saint LaurentExpandPhoto: P. Ullman/Roger Viollet/Getty Images5/8Sylvie Vartan