Princess Antoinette de Massy



Age: 90


Summary: Monegasque princess and elder sister of the late Prince Rainier III of Monaco (d. 2005) who became a prominent advocate for animal rights and was president of Monaco's Society for the Protection of Animals.



Cause of Death: Natural causes


Born: December 28, 1920


Died: March 18, 2011


Location: Monte Carlo, Monaco