Leopold Engleitner, Austrian author and educator (d. 2013)

Leopold Engleitner (23 July 1905 – 21 April 2013) was an Austrian conscientious objector, as a Jehovah's Witnesses, and a concentration camp survivor who spoke publicly and with students about his experiences. He was the subject of the documentary Unbroken Will. Before his death Engleitner was the world's oldest known male concentration camp survivor (held in Buchenwald, Niederhagen and Ravensbrück), and the oldest male Austrian.