Helmut Bohlens (22 September 1914 – 19 April 1943) was a German Luftwaffe reconnaissance pilot 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. Helmut Bohlens was killed in action on 19 April 1943 over the Mediterranean Sea. He was posthumously awarded the Knight's Cross on 21 June 1943.
Fellgiebel, Walther-Peer (2000) (in German). Die Träger des Ritterkreuzes des Eisernen Kreuzes 1939–1945 – Die Inhaber der höchsten Auszeichnung des Zweiten Weltkrieges aller Wehrmachtsteile [The Bearers of the Knight's Cross of the Iron Cross 1939–1945 — The Owners of the Highest Award of the Second World War of all Wehrmacht Branches]. Friedberg, Germany: Podzun-Pallas. ISBN 978-3-7909-0284-6.
Obermaier, Ernst (1989) (in German). Die Ritterkreuzträger der Luftwaffe Jagdflieger 1939 – 1945 [The Knight's Cross Bearers of the Luftwaffe Fighter Force 1941 – 1945]. Mainz, Germany: Verlag Dieter Hoffmann. ISBN 978-3-87341-065-7.
Scherzer, Veit (2007) (in German). Die Ritterkreuzträger 1939–1945 Die Inhaber des Ritterkreuzes des Eisernen Kreuzes 1939 von Heer, Luftwaffe, Kriegsmarine, Waffen-SS, Volkssturm sowie mit Deutschland verbündeter Streitkräfte nach den Unterlagen des Bundesarchives [The Knight's Cross Bearers 1939–1945 The Holders of the Knight's Cross of the Iron Cross 1939 by Army, Air Force, Navy, Waffen-SS, Volkssturm and Allied Forces with Germany According to the Documents of the Federal Archives]. Jena, Germany: Scherzers Miltaer-Verlag. ISBN 978-3-938845-17-2.
Nazi Germany