Nelson Mandela became the first black president of South Africa in 1994, serving until 1999. A symbol of global peacemaking, he won the Nobel Peace Prize in 1993.

Willie Nelson walked off stage prior to a performance in North Carolina, prompting concern about his well-being. A representative said the 85-year-old country music legend was feeling the effects of a stomach illness.

Actor Judd Nelson has made a career out of playing bad guys and antiheroes. His portrayal of a tough teenager in The Breakfast Club helped him become a star.

The son of John D. Rockefeller Jr., Nelson Rockefeller served four terms as governor of New York. He was later appointed vice president under President Gerald Ford.

Baby Face Nelson was a bank robber and killer in the 1920s and '30s, and a criminal associate of John Dillinger.

Tracy Nelson is an actress and the oldest child of songwriter and actor Ricky Nelson and his wife, actress Kristin Harmon.