The LXXXV Army Corps () was an army corps of the German Wehrmacht during World War II. The corps existed between 1944 and 1945 and had been preceded by a formation known as Group KnieÃÂ (), with its command designated General Command KnieÃÂ () between 1943 and 1944.
Group KnieÃÂ, also known as General Command KnieÃÂ, was formed in October 1943 in southern France. The formations was named after its initial commander, Baptist KnieÃÂ. Under the supervision of the 19th Army, Group KnieÃÂ remained on defensive duty in France until the Normandy landings on 6 June 1944.
On 10 July 1944, Corps Kniess was upgraded to become the LXXXV Army Corps. The LXXXV Army Corps remained under the supervision of the 19th Army until December 1944, when the corps was transferred to the 7th Army in the Ardennes. After a stay in the Saar Palatinate region between February and March 1945 under the 1st Army, the LXXXV was transferred back to the 7th Army in Hesse and Thuringia in April. At the end of the war, the LXXXV Army Corps was commanded by Smilo Freiherr von Lüttwitz, who had held that post since 26 March 1945.