Wilhelm Stemmermann (23 October 1888 – 18 February 1944) was a highly decorated General der Artillerie in the Wehrmacht during World War II who commanded the XI Armeekorps. He was also a recipient of the Knight's Cross of the Iron Cross with Oak Leaves. The Knight's Cross of the Iron Cross and its higher grade Oak Leaves was awarded to recognise extreme battlefield bravery or successful military leadership. Wilhelm Stemmermann was killed 18 February 1944 while attempting to breakout of the Cherkassy Pocket, he was posthumously awarded the Oak Leaves to his Knight's Cross.