She met English actor Peter Lawford through her sister Eunice in the 1940s. They met again in 1949, and again in 1953. They courted briefly and officially announced their engagement in February 1954. They married on April 24, 1954, at the Roman Catholic Church of St. Thomas More in New York City, twelve days before her thirtieth birthday. They settled in Santa Monica, California, and often socialized with actress Judy Garland and her family. Garland gave birth to her son Joseph at the same hospital and on the same day Kennedy gave birth to her son Christopher. 