Odilo Globočnik was an Austrian war criminal. He was a Nazi and later an SS leader. As associate of Adolf Eichmann, he had a leading role in Operation Reinhard, which saw the murder of over one million mostly Polish Jews during the Holocaust in Nazi extermination camps Majdanek, Treblinka, Sobibór and Bełżec. Historian Michael Allen described him as "the vilest individual in the vilest organization ever known".