エーリヒ・レーダー
On 31 January 1943 Dönitz was promoted to grand admiral ("Großadmiral") and became supreme commander ("Oberbefehlshaber der Kriegsmarine") of the entire Kriegsmarine, replacing Erich Raeder. He retained the title, but was replaced as operational commander at BdU by his chief of staff Eberhard Godt.