German submarine U-363 was a Type VIIC U-boat of the Nazi German Kriegsmarine during World War II. The submarine was laid down on 23 December 1941 at the Flensburger Schiffsbau-Ges yard at Flensburg as 'werk' 482, launched on 17 December 1942 and commissioned on 18 March 1943 under the command of Oberleutnant Wolf-Werner Wilzer. During her career, the U-boat sailed on seven combat patrols, but sank no ships before she surrendered at Narvik in May 1945. She was sunk in December as part of Operation Deadlight. She was a member of eight wolfpacks.