German submarine U-1198 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II. She was ordered on 25 August 1941, and was laid down on 13 March 1943 at F Schichau GmbH, Danzig, as yard number 1568. She was launched on 30 September 1943 and commissioned under the command of Oberleutnant zur See Gerhard Peters on 9 December 1943.