Antoinette Of Monaco At Home in Monaco on January 01, 1924. [Getty Images]

MONACO - JANUARY 01: Prince Pierre, Rainier, Charlotte, Antoinette, Louis II in Monaco on January 01, 1924. (Photo by Alain BENAINOUS/Gamma-Rapho via Getty Images) — see more

MONACO - JANUARY 01: Prince Pierre, Rainier, Charlotte, Antoinette, Louis II in Monaco on January 01, 1924. (Photo by Alain BENAINOUS/Gamma-Rapho via Getty Images)

Gamma-Rapho Alain BENAINOUS