German submarine U-1276 was a Type VIIC/41 U-boat of Nazi Germany's Kriegsmarine, built for service during World War II. She was laid down at Bremer Vulkan of Bremen-Vegesack on 13 July 1943. She was commissioned 6 April 1944 with Oberleutnant zur See Karl Heinz Wendt in command. U-1276 was equipped with a submarine snorkel when she sailed on her last cruise.