|Born||5 September 1921
|Died||3 May 1945 (aged 23)
killed as a POW in Czech custody
|Years of service||1940–45 Waffen SS|
|Rank||Obersturmführer, Waffen SS|
8th SS Cavalry Division Florian Geyer
|Battles/wars||World War II|
|Awards||Knight's Cross of the Iron Cross
Iron Cross 1st Class
Iron Cross 2nd Class
Otto Kirchner (5 September 1921 – 3 May 1945) was an Obersturmführer (First Lieutenant) in the Waffen SS during World War II. He was awarded the Knight's Cross of the Iron Cross, which was awarded to recognize extreme battlefield bravery or successful military leadership by Nazi Germany during World War II.
Obersturmführer Otto Kirchner was awarded the Knight's Cross on the 21 April 1944, when with the HQ Squadron, 16th SS Cavalry Regiment, 8th SS Cavalry Division Florian Geyer. He did not survive the war but was killed in the closing days on the 3 May 1945.
- Fellgiebel, Walther-Peer (2000) . Die Träger des Ritterkreuzes des Eisernen Kreuzes 1939–1945 — Die Inhaber der höchsten Auszeichnung des Zweiten Weltkrieges aller Wehrmachtteile [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] (in German). Friedberg, Germany: Podzun-Pallas. ISBN 978-3-7909-0284-6.
- Mitcham, Samuel W (2007). Retreat to the Reich : the German defeat in France, 1944. Mechanicsburg, PA: Stackpole Books. ISBN 978-0-8117-3384-7.
- Mitcham, Samuel W (2007). The German Defeat in the East, 1944–45. Mechanicsburg, PA: Stackpole Books. ISBN 978-0-8117-3371-7.
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