Adopting a single name, "Kiki", Prin became a fixture of the Montparnasse social scene and a popular model, posing for dozens of artists, including Sanyu, Chaïm Soutine, Julien Mandel, Tsuguharu Foujita, Constant Detré, Francis Picabia, Jean Cocteau, Arno Breker, Alexander Calder, Per Krohg, Hermine David, Pablo Gargallo and Tono Salazar.