The monarch of this principality, Prince Albert II is the son of Prince Rainier III and Grace Kelly.

FORBES: The Plugged-In Prince

The film follows the High Society actress in 1962 after she married Prince Rainier III, becoming Princess Grace.

BBC: Prince Albert II of Monaco criticises Grace Kelly film

The Philadelphia-born actress was thrust into the international spotlight when she married Rainier III, Prince of Monaco, and became known throughout the world as Princess Grace.

FORBES: The Montblanc Princess Grace Collection