Guillaume Jean Maxime Antoine Depardieu (7 April 1971 – 13 October 2008) was a French actor, winner of a César Award, and the oldest child of Gérard Depardieu.
Depardieu was the son of actor Gérard Depardieu and his wife, actress Élisabeth Depardieu (née Guignot). He was the older brother of actress Julie Depardieu. His two half-siblings, Roxane and Jean, were born when he was an adult.
Guillaum…
