Rainier III, Prince of Monaco (He suspended the previous constitution in 1959, saying that it "has hindered the administrative and political life of the country.") The changes ended autocratic rule, placing power with the prince and a National Council of eighteen elected members. At the time of his death, he was the world's second longest-serving living head of state (independent), ranking just below the King of Thailand, Bhumibol Adulyadej. After a year-long courtship described as containing "a good deal of rational appraisal on both sides" ("The Times", 7 April 2005, page 59), Prince Rainier married Oscar-winning American actress Grace Kelly (1929–1982) in 1956. The ceremonies
Antonio I, Prince of Monaco to King Louis XIV of France in the Parlement on account of being Duke of Valentinois and a Peer of France. He was made a knight of the French royal orders in 1724. Antonio married 13 June 1688 Marie de Lorraine, ""Mademoiselle d'Armagnac"" (12 August 1674 – 30 October 1724), daughter of Louis of Lorraine, Count Armagnac. They had six daughters of whom only three survived infancy : Antonio also had a number of illegitimate children: Schwennicke, Detlev (Ed.) "Europäische Stammtafeln", J.A. Stargardt Verlag, Marburg, volume II, table 201. Antonio I, Prince of Monaco Antonio I (25 January 1661 –