Grace Patricia Kelly was an American film actress who, after starring in several significant films in the early to mid-1950s, became Princess of Monaco by marrying Prince Rainier III in April 1956.A genuine beauty who shot to fame in High Noon and went on to become one of Alfred Hitchcock’s favourite muses. Grace became a paparazzi obsession when she quit Hollywood to marry Prince Rainer of Monaco and raise their three children but she tragically died in a car aged just 52.