Rainier III, Prince of Monaco Rainier III, Prince of Monaco Rainier III (Rainier Louis Henri Maxence Bertrand Grimaldi; 31 May 1923 – 6 April 2005) ruled the Principality of Monaco for almost 56 years, making him one of the longest ruling monarchs in European history. Though internationally known for his marriage to American actress Grace Kelly, he was also responsible for reforms to Monaco's constitution and for expanding the principality's economy beyond its traditional casino gambling base. Gambling accounts for only approximately three percent of the nation's annual revenue today; when Rainier ascended the throne in 1949, it accounted for more than 95 percent. Rainier
Constantine III, Prince of Mukhrani III married twice. Once with Princess Ketevan (her surname is not known) and secondly Princess Barbare Eristavi of Aragvi. Constantine had four children: Constantine III, Prince of Mukhrani Constantine III (, "Konstantine III Mukhranbatoni") (1696 – 26 October 1756) was a Georgian prince and the head of the Mukhrani branch of the royal Bagrationi dynasty of Kartli. He was Prince ("batoni") of Mukhrani and "ex officio" commander of the Banner of Shida Kartli and Grand Master of the Household ("msakhurt-ukhutsesi") at the court of Kartli from 1735 and 1756. Constantine was a military commander under his suzerains, Georgian kings Teimuraz