Siegfried Haenicke (8 September 1878 – 19 February 1946) was a general in the Wehrmacht of Nazi Germany during World War II who commanded the XXXVIII Army Corps. He was a recipient of both the Pour le Mérite and Knight's Cross of the Iron Cross. Haenicke was arrested by the Soviets in 1945, and died in 1946 in NKVD Special Camp No. 1.