Which of these US presidents had a wife named Jacqueline?

Jacqueline Kennedy Onassis was born on July 28, 1929, in Southampton, New York, U.S., and died on May 19, 1994, in New York City. She was an American first lady (1961–63), who was the wife of John F. Kennedy, the 35th president of the United States, and was noted for her style and elegance. Her second husband, Aristotle Onassis, was one of the wealthiest men in the world.

Source: Britannica