Son of [a=Christa Päffgen] (aka [a=Nico (3)]) and Alain Delon. Though Alain Delon always denied his fatherhood, Ari Boulogne was raised by Delon's parents. Delon's mother eventually adopted him giving him his last name Boulogne. Ari appeared in a few Warhol movies as a kid when his mother was a Factory resident.
Also known as Ari Päffgen.