Simone D'Aillencourt or d'Aillencourt (ne Daillencourt, born 22 September 1930) is a retired French model. Her career in modeling, during which she achieved significant success, took place from the mid-1950s to the late 1960s. She is best known as the subject of Melvin Sokolsky's "Bubble" photographic series taken in Paris for Harper's Bazaar in 1963. She had two daughters during her marriage to Jos Bnazraf.