Caroline, Princess of Hanover Caroline, Princess of Hanover Caroline, Princess of Hanover (Caroline Louise Marguerite Grimaldi; born 23 January 1957), is the eldest child of Rainier III, Prince of Monaco, and the American actress Grace Kelly. She is the elder sister of Prince Albert II and Princess Stéphanie. Until the births of her niece and nephew, Princess Gabriella and Prince Jacques, in December 2014 she had been heir presumptive to the throne of Monaco since 2005, a position which she previously held from 1957 to 1958. Caroline is married to Ernst August, Prince of Hanover (born 1954), the heir to the former throne of
Florestan I, Prince of Monaco invisible to the public; unlike Honoré V, Florestan went out in public. He even established a school in Menton, albeit an expensive one from which the princely couple attempted to meet local demands for democratic reforms and offered two constitutions to the local population, but these were rejected, particularly by the people of Menton, who were offered something better by King Charles Albert of Sardinia. When the Prince and Princess of Monaco saw that their efforts were doomed to failure, they handed over power to their son Charles (later Prince Charles III). This was, however, too little, too late. Encouraged