The list of shipwrecks in May 1940 includes ships sunk, foundered, grounded, or otherwise lost during May 1940. Most of the ships listed here were lost in connection with World War II.
List of shipwrecks: 1 May 1940
||The cargo ship sank during a storm in Lake Superior.
||World War II: The troop ship was torpedoed and damaged in the Skaggerak south east of Skagen, Denmark by HMS Narwhal ( Royal Navy). The ship was towed into Frederikshavn, and it was scrapped at Kiel, Germany in September 1940.
||World War II: The tanker was bombed and damaged at Øye, Rogaland, Norway by Luftwaffe aircraft, then scuttled by own crew. Raised in September 1941, laid up, repaired post-war.
||World War II: Norwegian Campaign: The troopship was torpedoed and sunk in the Skaggerak east of Skagen, Denmark by HMS Narwhal ( Royal Navy).
World War II: The troopship was bombed and sunk in Gratangen, off Foldvik, Norway by aircraft of Lehrgeschwader 1, Luftwaffe, with the loss of 18 lives.
||World War II: The cargo ship struck a mine and sank in the Kattegat with the loss of four crew.
||World War II: The trawler struck a mine and sank in the North Sea off the Dyck Lightship with the loss of 23 of her 31 crew.
|| United Kingdom
||The refrigerated cargo ship ran aground in the Caribbean off Mayaguana, Bahamas and was wrecked. Her 78 crew were rescued by Panama ( United States).
||World War II: The coaster was bombed and sunk at Hjørungavåg, Norway by Luftwaffe aircraft. Later raised, repaired and entered Kriegsmarine service as Raeter.
||World War II: The minelayer, a former Vale-class gunboat, was bombed and damaged in Sognefjord, Norway by Heinkel He 115 aircraft of the Royal Norwegian Navy Air Service. She was beached and subsequently scuttled by Tyr ( Kriegsmarine).
|| Royal Norwegian Navy
||World War II: The guard ship was run aground in Lønnefjord, Norway, to prevent capture by the Germans.
For the loss of RFA Boardale on this day, see the entry for 30 April 1940.
For the loss of HMTs Aston Villa, Gaul and St Goran on this day, see the entry for 30 April 1940.