Yves Saint Laurent

Yves Saint Laurent is the French fashion house founded by Yves Henri Donat Mathieu-Saint-Laurent. The house and designer are often abbreviated as YSL. Laurent's career in fashion began at the tender age of 17, when he served as assistant to Christian Dior. With Dior's death four years later, Laurent was named head of the house of Dior at just 21 years of age.