This is a list of naval vessels sunk or otherwise severely damaged with loss of life during the Second World War.
YearCountryDescriptionLives lostUseImage1945 – The German militarized KdF flagship sank after being hit by three torpedoes fired by the on 30 January in the Baltic. The official death toll is 5,348, but it is estimated that up to 9,343 were killed, making it possibly the worst single-ship loss of life in history and the worst maritime ship disaster of WWII. Most of those killed were German civilians, military personnel, and Nazi officials being evacuated from East Prussia. It is estimated that between 650 and 1239 survivors were rescued.9,343Navy1945 – The German Navy transport ship was torpedoed and sunk by the on 16 April. An estimated 6,000–7,000 civilians and German troops died, 183 were rescued.7,200 (estimated)Navy1940HMT Lancastria – The worst single disaster in British maritime history sunk by German aircraft in June, with at least 6,000 deaths, but most likely up to 7,000, making it one of the worst maritime disasters in history. 2,477 survived with 1,738 known dead; 6,000 people are known to have boarded, but many boarded later, and a total of up to 9,500 has been proposed.7,000