Ilse Koch (née Margarete Ilse Köhler; 22 September 1906 -- 1 September 1967) was the wife of Karl-Otto Koch, commandant of the Nazi concentration camps .<br>The witch of Buchenwald, the eerie lampshade..<br>Ilse Koch, the wife of the commander of Buchenwald concentration camp was the most famous of all Germans having committed during the war and the only .<br>In 1944, she worked in Birkenau Auschwitz as a senior overseer SS. It allowed for the incredible atrocities. More about it here.