His 1991 performance art series "Made in Heaven" featured sexually
explicit photographs and sculptures of himself and ex-wife Ilona Staller.
Their son, Ludwig Maximilian (born 29 October 1992), has been the
object of a bitter international custody battle.
Studied at the Art Institute of Chicago and the Maryland Institute
College of Art.
After college, he worked as a Wall Street broker for a while.
His best known works include "Puppy", a 43 foot sculpture of a West
Highland White Terrier installed outside the Bilbao Guggenheim Museum,
and "Balloon Dog", balloons twisted into shape to make a toy
dog.
Has three sons with his second wife Justine: Sean Kyah, Kurt and
Blake.