Attained the dubious distinction in 2009 of meriting the number one position on Forbes magazine's list of "Top-Earning Dead Celebrities". YSL's amassed fortune of $350 million after his death, placed the fashion icon ahead of the likes of 'Michael Jackson (I)' and Elvis Presley.
Their paternal great grandmother Émilie Leblond, born In Veracruz, Mexico was a model for the statue of Oceania by sculptor Auguste Bartholdi.
His younger sister Michèle Mathieu-Saint Laurent born Oran 25 July 1942 died in Lausanne 5 February 2020. She was a friend of model Victoire Doutreleau who worked for Dior and Saint Laurent.
Son of Charles Saint Laurent and Lucienne Mathieu.