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.After graduating from the American Academy of Dramatic Arts in 1949, Kelly appeared in New York City theatrical productions and more than 40 episodes of live drama productions broadcast during the early 1950s Golden Age of Television. In October 1953, she gained stardom from her performance in director John Ford's African-filmed adventure-romance Mogambo, starring Clark Gable and Ava Gardner, which won her a Golden Globe Award and an Academy Award nomination for Best Supporting Actress. In 1954, she won the Academy Award for Best Actress for her deglamorized performance in the drama The Country Girl with Bing Crosby.Other noteworthy films in which she starred include the western High Noon, with Gary Cooper; the romance-comedy musical High Society, with Bing Crosby and Frank Sinatra; and three Alfred Hitchcock suspense thrillers in rapid succession: Dial M for Murder, with Ray Milland; Rear Window, with James Stewart; and To Catch a Thief, with Cary Grant.