Johann Raimund Zemsky (11 April 1909 – 28 August 1942) was a highly decorated Major in the Luftwaffe during World War II, and one of only 882 recipients 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. Johann Zemsky was killed on 28 August 1942 after being shot down during the Battle of Stalingrad. He was posthumously awarded the Oak Leaves to his Knight's Cross on 3 September 1942.