Heinz Krey (31 December 1921 in Wiesbaden – 23 May 1943 in the North Atlantic) was a German chief engineer on a U-boat in World War II and a posthumous recipient of the Knight's Cross of the Iron Cross (). The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership.
Heinz Krey (31 December 1921 in Wiesbaden – 23 May 1943 in the North Atlantic) was a German chief engineer on a U-boat in World War II and a posthumous recipient of the Knight's Cross of the Iron Cross (). The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership.