Buzz Aldrin
Aldrin left NASA in March 1972. He has been married four times: to Joan Archer, to Beverly Zile, and to Lois Driggs Cannon and to Anca V Faur. He had three children with Joan, named James, Janice and Andrew. He married Cannon on Valentine's Day, 1988. He is the oldest contestant on the television series Dancing with the Stars. He competed in 2010.