German submarine U-2333 was a Type XXIII U-boat of Nazi Germany's Kriegsmarine during World War II. She was ordered on 7 July 1944, and was laid down on 27 September 1944 at Friedrich Krupp Germaniawerft AG, Kiel, as yard number 942. She was launched on 16 November 1944 and commissioned under the command of Oberleutnant zur See Heinz Baumann on 18 December 1944.