Jackie O, or Jacqueline Kennedy Onassis, was the wife of John F. Kennedy, the 35th President of the United States. Born on July 28, 1929, she became an iconic figure known for her elegance, style, and grace. As First Lady, she worked on initiatives to preserve the White House and promote the arts, leaving a lasting impact on American culture. After her husband's assassination in 1963, Jackie O continued to be a prominent public figure. She later married Aristotle Onassis, a wealthy Greek shipping magnate, and spent her later years in New York City, where she worked as a book editor and remained a symbol of sophistication.