Former partner of Yves Saint Laurent who co-founded the eponymous fashion label.
He studied at the Lycée Eugène Fromentin before relocating to Paris.
He was a passionate humanitarian, and was named a UNESCO Goodwill Ambassador in 1992.
Although he and Yves Saint Laurent split in 1976, they still remained business partners. He later would marry Madison Cox in March 2017.
Just a few days before his death, he entered into a civil union with partner, Yves Saint-Laurent.