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
Challenge Prince Rainier III Challenge Prince Rainier III The Challenge Prince Rainier III is a domestic football cup in Monaco, featuring teams from across the country. The tournament has been organised annually since 1975 and since then has been known as the premier footballing tournament for amateur teams within the principality. Because Monaco is not a member of UEFA, there is no qualification for the winners into either the UEFA Europa League or the UEFA Champions League. The tournament was created in 1975 after Prince Rainier III requested a footballing tournament in the country be played. President of the Organizing Committee, Joseph Destefanis, recalled