Monaco Royalty. Born Albert Honoré Grimaldi, Duke of Valentinois, the son of Charles III Grimaldi, Prince de Monaco and Antoinette de Merode-Westerloo. At 22, he became involved in oceanographic studies and founded what would become the Oceanographic Institute in Monaco. Additionally he founded the Institute for Human Paleontology in Paris. He married Lady Mary Victoria Douglas-Hamilton, daughter of the 11th Duke of Hamilton (UK). The couple had a son in 1870, but were shortly estranged, and their marriage was annulled ten years later. He succeed to the throne of the Principality of Monaco in 1889 and married a second time to the Dowager Duchess de Richelieu, Marie Alice Heine, that October, only to separate without further children in 1902. By 1910 he was facing unrest in his principality, and by the following year he issued a constitution, though without teeth. He declared Monaco neutral during the First World War. In 1920, the American Academy of Science awarded him its gold medal for achievement and he was awarded the Cullum Medal from the American Geographical Society. He died at 72 in Paris, France and was succeeded by his son, Louis II.
Bio by: Iola