German submarine U-1271 was a Type VIIC/41 U-boat of Nazi Germany's Kriegsmarine during World War II. She was ordered on 23 March 1942, and was laid down on 17 April 1943, at Bremer Vulkan-Vegesacker Werft, Bremen-Vegesack, as yard number 66. She was launched on 8 December 1943, and commissioned under the command of Oberleutnant zur See Erwin Knipping on 12 January 1944.