John Young

Born September 24, 1930 (1930-09-24) (age 78)

Missions: Gemini 3
             Gemini 10
             Apollo 10
             Apollo 16
             STS 1
             STS 9

John Young is the ninth man to walk on the moon.  He is also the first person to orbit the moon by himself.  On Apollo 10 he was the command module pilot so he orbited the moon by himself.  He also holds a record for most space missions.