German submarine U-374 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II. She was ordered on 23 September 1939. Her keel was laid down by Howaldtswerke in Kiel on 18 December 1939, she was launched on 10 May 1941 and formally commissioned into the Kriegsmarine on 21 June 1941 under the command of Oberleutnant zur See Unno von Fischel. U-374 had a short career, carrying out three patrols. During these she sank one merchant ship, the British Rose Schiaffino and two auxiliary warships, the naval trawler Lady Shirley and naval yacht HMY Rosabelle.