Albert II, Prince of Monaco shortened title is "His Serene Highness Albert II, Sovereign Prince of Monaco"; this does not include the many other styles claimed by the Grimaldi family. Albert II, Prince of Monaco Albert II (Albert Alexandre Louis Pierre Grimaldi; born 14 March 1958) is the reigning monarch of the Principality of Monaco and head of the princely house of Grimaldi. He is the son of Prince Rainier III and the American actress Grace Kelly. Prince Albert's sisters are Caroline, Princess of Hanover, and Princess Stéphanie. In July 2011, Prince Albert married Charlene Wittstock. Prince Albert II is one of the wealthiest royals
Monaco succession crisis of 1918 government for US$401 million alleging that France used a "sleight of hand" to deprive Duke Wilhelm II, his ancestor, of the Monacan throne when it passed the 1911 law permitting Charlotte to be considered a Grimaldi. Joseph Valynseele "Rainier III: est-il le souverain legitime de Monaco?" Recueil de l'Office Genealogique et Heraldique de Belgique, XIII (1964), pp. 191–223. Monaco succession crisis of 1918 The Monaco succession crisis of 1918 arose because France objected to the prospect of a German national inheriting the throne of the Principality of Monaco. Prince Albert I had only one legitimate child, the Hereditary Prince Louis,