Christopher Johnson McCandless (February 12, 1968 – August 1992), also known by his pseudonym "Alexander Supertramp", was an American adventurer who sought an increasingly nomadic lifestyle as he grew up.

(born Byron Willis McCandless; June 8, 1937 – December 21, 2017) an American Navy officer and aviator, electrical engineer, and NASA astronaut.

(born 1971) a British data-journalist, writer and information designer.

Bruce McCandless I (August 12, 1911 – January 24, 1968) was an officer of United States Navy who received the Medal of Honor during World War II for his heroism on board during the Naval Battle of Guadalcanal on November 13, 1942.

Samuel Alan McCandless (born January 28, 1971) is an American drummer who is best known as a founding member of the rock band Cold and the psychedelic blues band Carny.