Walter Krupinski place of birth Domnovo
Childhood, education and early career
Krupinski was born on 11 November 1920, in the town of Domnau in the Province of East Prussia, and grew up in Braunsberg, present-day Braniewo, Poland. He was the first son of Friedrich Wilhelm Krupinski, a Obergerichtsvollzieher (bailiff), and his wife Auguste, née Helmke. His two younger brothers were Paul and Günther. Paul joined the Kriegsmarine and entered the U-boat service, and was killed in action on 11 November 1944 while serving on U-771 as an Oberleutnant zur See (first lieutenant), which was sunk off the Norwegian coast by the British submarine HMS Venturer.
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