Theodor Eicke (1892 愺 1943), German SS functionary during the Nazi era. He was one of the key figures in the development of Nazi concentration camps during the Holocaust. Eicke served as the second commandant of the Dachau concentration camp from June 1933 to July 1934, and was one of the executioners of SA Chief Ernst Rohm during the Night of the Long Knives purge.