Alexander Preinfalk (6 February 1920 – 12 December 1944) was a German Luftwaffe ace and recipient of the Knight's Cross of the Iron Cross during World War II. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. Alexander Preinfalk was shot down on 12 December 1944 by an American P-47 over Bruchsal, Germany and died after he bailed out. He was credited with between 78 and 85+ aerial victories.