Oskar Kummetz (21 July 1891 – 17 December 1980) was a Generaladmiral with the Kriegsmarine during World War II. He also served in the Kaiserliche Marine during World War I. Kummetz was awarded the Knight's Cross of the Iron Cross (German: Ritterkreuz des Eisernen Kreuzes) for his actions in the Battle of Drøbak Sound, during which his command, the Blücher was hit in the superstructure by two 28 cm shells from Norwegian fortress Oscarsborg, 15 cm shells from Kopås fortress and 5,7 cm gunfire from Husvik fortress. From Kaholmen "Blücher" was hit by two torpedoes and she sank 84 meters below the sound. The Knight's Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. His next command, the Admiral Hipper unsuccessfully attacked a British convoy during the Battle of the Barents Sea, and the Hipper was damaged by British cruisers, while his escort, the Z16 Friedrich Eckoldt was sunk with all hands by HMS Sheffield (C24).
- Iron Cross (1914)
- 2nd Class (30 June 1916)
- 1st Class (27 September 1919)
- Honour Cross for Combatants (January 1935)
- Wehrmacht Long Service Award 1st to 4th Class (2 October 1936)
- Magyar Köztársasági Érdemrend (Commander of the Hungarian Order of Merit) (20 August 1938)
- Clasp to the Iron Cross (1939)
- 2nd Class (14 October 1939)
- 1st Class (12 April 1940)
- Memel Medal (14 March 1940)
- High Seas Fleet Badge (5 February 1942)
- Knight's Cross of the Iron Cross on 18 January 1941 as Konteradmiral and leader of the Kampfgruppe Oslo
- ^ Dörr 1995, p. 380.
- Fellgiebel 2000, p. 279.
- Scherzer 2007, p. 484.