German Navy personnel stubs

Ulrich Heyse (20 September 1906 in Berlin-Friedenau – 19 November 1970 in Flensburg) was a German U-boat commander in World War II and recipient of the Knight's Cross of the Iron Cross.

Kapitänleutnant Walther Schwieger (Wilhem Otto Walther Schwieger) (7 April 1885 – 5 September 1917) was a U-boat commander in the Imperial German Navy (Kaiserliche Marine) during First World War. In 1915, he sank the passenger liner RMS Lusitania with the loss of 1,199 lives.

Max Looff (2 May 1874 – 20 September 1954) was a naval officer of the Imperial German Navy, who reached the rank of Vizeadmiral and later a military writer. Looff commanded the cruiser SMS Königsberg during the Battle of Rufiji Delta before it was sunk by two Royal Navy monitors, HMS Mersey and Severn on 11 July 1915.