Jacqueline Kennedy Onassis (born July 28, 1929 – died May 19, 1994) was an American First Lady and cultural icon, best known as the wife of U.S. President John F. Kennedy. Serving as First Lady from 1961 until JFK's assassination in 1963, she became widely admired for her elegance, style, and dedication to historic preservation of the White House. Following her husband's death, she played a key role in shaping his legacy. Later, she worked as a book editor in New York and married Greek shipping magnate Aristotle Onassis in 1968. Jacqueline's poise during national tragedy and her influence on fashion and culture made her a lasting figure in American history.