Mauthausen-Gusen concentration camp
August Eigruber (16 April 1907 – 28 May 1947) was an Austrian-born Nazi Gauleiter and "Reichsstatthalter" of Reichsgau Oberdonau (Upper Danube) and Landeshauptmann of Upper Austria. He was convicted of crimes against humanity at Mauthausen-Gusen concentration camp and hanged.