German submarine "U-1022" was a &lt;a href="German%20Type%20VII%20submarine%23Type%20VIIC.2F41"&gt;Type VIIC/41&lt;/a&gt; U-boat of Nazi Germany's "Kriegsmarine". She was laid down on 6 May 1943 by Blohm &amp; Voss in Hamburg, Germany, and commissioned on 7 June 1944, the day after the Allied landings in Normandy, with "Kapitänleutnant" 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.