German submarine U-1022 was a German Type VIIC/41 U-boat of the Kriegsmarine. She was laid down on 6 May 1943 by Blohm & Voss in Hamburg, Germany, and commissioned on 7 June 1944, the day after the Allied landings in Normandy, with Kptlt. Hans-Joachim Ernst in command. She sank two ships for a total of 1,720 metric tonnes. After the war she was handed over to the Allies and sunk in Operation Deadlight.