Definitions for "John Young"
John Watts Young (born September 24, 1930) is a former NASA astronaut who walked on the Moon on Apollo 16, April 21, 1972.
John Young (June 12, 1802 - April 23, 1852) was an American politician.
John Young (ca. 1740-1781) was a captain in the Continental Navy during the American Revolutionary War, commander of the Saratoga which was lost at sea.