List of shipwrecks in September 1940

The list of shipwrecks in September 1940 includes all ships sunk, foundered, grounded, or otherwise lost during September 1940. Most of the ships listed here were lost in connection with World War II.

1 September

 * SS Efploia (🇬🇷 Greece): World War II: Convoy OB 205: The cargo ship straggled behind the convoy. She was torpedoed and damaged in the Atlantic Ocean (55.45°N, -13.28333°W) by GS U-101 (1940) . All crew were rescued by HMS Anthony (H40), which scuttled the ship at 55.71667°N, -13.08333°W.
 * HMS Ivanhoe (D16) : World War II: Texel Disaster: The struck a mine in the North Sea, off the Frisian Islands, Netherlands and was severely damaged. She was scuttled by HMS Kelvin (F37) . Eight of her 146 crew were killed. Survivors rescued by HMS MTB 14 (MTB 14), HMS MTB 16 (MTB 16), and HMS MTB 17 (MTB 17) all.
 * ITALIAN TORPEDO BOAT MAS 536 : World War II: The motor torpedo boat was rammed and sunk by HMS Ilex (D61) at either Maltezana, Rhodes or Stampala, Greece.
 * HMML Mesme : World War II: The motor launch was in collision with HMS Sunfish (81S) at Grangemouth, Stirlingshire and sank with the loss of all three crew.
 * HMT Royalo : World War II: The naval trawler struck a mine and sank in Mounts Bay off Penzance, Cornwall with the loss of seven crew.
 * Sancte Michel (🇫🇷 France): The trawler was torpedoed and sunk in the Bay of Biscay off Brest, Finistère by HMS Tigris (N63).

2 September

 * SS Bibury (1929) (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west of Ireland (approximately 55.23333°N, -16.66667°W) by GS U-46 (1938) with the loss of all 39 crew.
 * SS Cymbeline (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of the Cape Verde Islands (27.91667°N, -36.01667°W) by GERMAN AUXILIARY CRUISER Widder with the loss of seven crew. Twenty-six survivors were made prisoners of war.
 *  Legatus (🇨🇦 Canada): The sailing ship ran aground in the Minas Basin, Nova Scotia and was wrecked.
 * Pionier : World War II: The troopship was torpedoed and sunk in the North Sea north east of Skagen, Denmark (57.83333°N, 10.76667°W) by HMS Sturgeon (73S) with the loss of approximately 1,000 lives.
 * SS Thornlea (🇬🇧 United Kingdom): World War II: Convoy OB 206: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of County Donegal, Ireland (55.23333°N, -16.66667°W) by GS U-46 (1938) with the loss of three of her 37 crew. Survivors were rescued by HMCS Skeena (D59)  and SS Hild (1919) (🇳🇴 Norway).
 * GERMAN SUBMARINE CHASER UJ-121 : World War II: The submarine chaser struck a mine and sank in the North Sea off Ostend, West Flanders, Belgium.
 * SS Ville de Mons (🇧🇪 Belgium): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean (58.33333°N, -12°W) by GS U-47 (1938) . All 54 crew were rescued.

3 September

 * SS Anna Sofie (1919) (🇳🇴 Norway): World War II: The cargo ship was bombed and sunk at Haugesund, Rogaland by Royal Air Force aircraft. She was later raised, repaired and returned to service.
 * SS Coraline (🇦🇺 Australia): The cargo ship ran aground at Point Kialla, New South Wales and was wrecked. One of her seven crew was killed.
 * SS Philotis (🇬🇧 United Kingdom): The coaster collided with another vessel off Milford Haven, Pembrokeshire and sank.
 * MV Tropic Sea (🇩🇪 Germany): World War II: The cargo ship was intercepted in the Bay of Biscay (46.5°N, -11.5°W) by HMS Truant (N68) and was scuttled by her crew. The survivors were rescued by HMS Truant and a Short Sunderland aircraft of the Royal Air Force.
 * GS U-57 (1938) : The Type IIC submarine collided in the North Sea off Brunsbüttel, Schleswig-Holstein with SS Rona (1894) (🇳🇴 Norway) and sank with the loss of six of her 25 crew. She was subsequently raised, repaired and returned to service.
 * SS Ulva (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west of County Donegal, Ireland (55.75°N, -11.75°W) by GS U-60 (1939) with the loss of three of her twenty crew.

4 September

 * SS Corbrook (🇬🇧 United Kingdom): World War II: Convoy FS 271: The collier was torpedoed and sunk in the North Sea off Happisburgh, Norfolk by GERMAN TORPEDO BOAT S-21 . All crew were rescued.
 * SS Fulham V (🇬🇧 United Kingdom): World War II: Convoy FS 271: The cargo ship was torpedoed and sunk in the North Sea off Winterton-on-Sea, Norfolk by GERMAN TORPEDO BOAT S-22.
 * SS Joseph Swan (🇬🇧 United Kingdom): World War II: Convoy FS 271: The collier was torpedoed and sunk in the North Sea north east of Winterton-on-Sea by GERMAN TORPEDO BOAT S-18 with the loss of seventeen of her eighteen crew.
 * SS Lairdscastle (🇬🇧 United Kingdom): The passenger ship collided with SS Vernon City (🇬🇧 United Kingdom) off the Mull of Kintyre and sank. All 101 people on board were rescued.
 * SS Luimneach (🇮🇪 Ireland): World War II: The cargo ship was shelled and sunk in the Atlantic Ocean west south west of the Isles of Scilly (47.83333°N, -9.2°W) by GS U-46 (1938) . All 18 crew were rescued; three were taken on board U-46 as prisoners of war, the rest by a French trawler.
 * SS New Lambton (🇬🇧 United Kingdom): World War II: Convoy FS 271: The cargo ship was torpedoed and sunk in the North Sea off Happisburgh by GERMAN TORPEDO BOAT S-21 . All crew were rescued.
 * SS Nieuwland (🇳🇱 Netherlands): World War II: Convoy FS 271: The collier was torpedoed and sunk in the North Sea off Winterton-on-Sea by GERMAN TORPEDO BOAT S-18 with the loss of eight crew.
 * HMS Saucy : World War II: The naval tug struck a mine in the Firth of Forth off Inchkeith, Fife and sank with the loss of all 26 crew.
 * SS Titan (1906) (🇬🇧 United Kingdom): World War II: Convoy OA 207: The cargo ship was torpedoed and sunk in the Atlantic Ocean 80 nmi south west of Rockall, Inverness-shire (58.23333°N, -15.83333°W) by GS U-47 (1938) with the loss of six of her 95 crew. Survivors were rescued by HMCS St. Laurent (H83).

5 September

 * GERMAN PATROL BOAT V-201 : World War II: The vorpostenboot struck a mine and sank in the Westerschelde, Zeeland, Netherlands.
 * GERMAN PATROL BOAT V-402 : World War II: The vorpostenboot struck a mine and sank in the North Sea off Dunkerque, Nord, France.
 * GERMAN PATROL BOAT V-403 : World War II: The vorpostenboot struck a mine and sank off Vlissingen, the Netherlands.

6 September

 * SS Atlas (1909) (🇬🇷 Greece): World War II: Convoy BN 4: The tanker straggled behind the convoy. She was torpedoed and sunk in the Red Sea 14 nmi north of Jabal al-Tair Island (15.16667°N, 41.83333°W) by ITALIAN SUBMARINE Guglielmotti . All crew were rescued.
 * HMS Godetia (K226) : World War II: Convoy OA 207: The collided with SS Marsa (🇬🇧 United Kingdom in the Irish Sea off Altacarry Head, County Antrim Northern Ireland (55.3°N, -5.95°W) and sank with the loss of 32 of her 47 crew.
 * MV O. C. (🇳🇴 Norway): World War II: The coaster struck a mine and sank off the Terningen Lighthouse with the loss of five of her seven crew.
 * SS Saint Glen (🇬🇧 United Kingdom): World War II: Convoy SL 44A: The cargo ship was bombed and sunk in the North Sea south east of Peterhead, Aberdeenshire (57.41667°N, -1.75°W) by Luftwaffe aircraft with the loss of three crew. Survivors were rescued by HMS Sandwich (L12).

7 September

 * MV Abbekerk (🇳🇱 Netherlands): World War II: The cargo ship was bombed and sunk at London, United Kingdom during a Luftwaffe air raid. Later raised, repaired and returned to service.
 * HMT Abronia : The naval trawler foundered in the River Thames with the loss of five crew.
 * SS Gro (1917) (🇳🇴 Norway): World War II: Convoy SC 2: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Outer Hebrides, United Kingdom (58.5°N, -16.16667°W) by GS U-47 (1938)  with the loss of eleven of her 32 crew. SS Burdawan (🇬🇧 United Kingdom) rescued the survivors.
 * ST Beckton (🇬🇧 United Kingdom): World War II: the tug was bombed and sunk at Beckton Gas Works, London in a Luftwaffe air raid.
 * HMS Inanda : World War II: The ocean boarding vessel was bombed and sunk in the Royal Albert Dock, London during a Luftwaffe air raid. She was later salvaged, rebuilt as a cargo ship and entered service as Empire Explorer.
 * HMS Inkosi : World War II: The ocean boarding vessel was bombed and sunk in the Royal Albert Dock, London during a Luftwaffe air raid. She was later salvaged, rebuilt as a cargo ship and entered service as Empire Chivalry.
 * SS José de Larrinaga (🇬🇧 United Kingdom): World War II: Convoy SC 2: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Outer Hebrides (58.5°N, -16.16667°W) by GS U-47 (1938) with the loss of all 47 crew.
 * MV Neptunian (🇬🇧 United Kingdom): World War II: Convoy SC 2: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Outer Hebrides (58.45°N, -17.28333°W by GS U-47 (1938) with the loss of all 36 crew.
 * GERMAN PATROL VESSEL Niendorf : World War II: The patrol vessel struck a mine and sank in the English Channel off Calais, Pas-de-Calais, France.
 * HMY Rhodora : The armed yacht collided with MV Ngatira (🇬🇧 United Kingdom in the Bristol Channel off Cardiff, Glamorgan and sank.
 * Salacon (🇬🇧 United Kingdom): World War II: The trawler struck a mine and sank in the North Sea 5.3 nmi south east of Spurn Point, Yorkshire with the loss of eight of her twelve crew.
 * SS Stad Alkmaar (🇳🇱 Netherlands): World War II: Convoy FS 273: The cargo ship was torpedoed and sunk in the North Sea east of Lowestoft, Suffolk, United Kingdom (52.41667°N, 2.03333°W) by S-33 and S-36 (both ). All crew were rescued.

8 September

 * SS Antonios Chandros (🇬🇷 Greece): World War II: The cargo ship was captured and scuttled in the South Atlantic (11.41667°N, -34.16667°W) by GERMAN AUXILIARY CRUISER Widder.

9 September

 * Alfred Colebrook (🇬🇧 United Kingdom): World War II The drifter was sunk as a blockship at Richborough, Kent.
 * SS Anna (🇧🇪 Belgium): World War II: The cargo ship was sunk in Russia Dock, Surrey Docks, London, United Kingdom during a Luftwaffe air raid.
 * MV Athelking (🇬🇧 United Kingdom): World War II: The tanker was shelled and sunk in the Indian Ocean (-21.86667°N, 67.33333°W) by GERMAN AUXILIARY CRUISER Atlantis with the loss of four of her 40 crew. The survivors were made prisoners of war.
 * Baronesa ( undefined): The 8,663 grt cargo steamer was bombed and sunk by Luftwaffe aircraft in the Port of London, after sustaining a few days earlier an attack by German E-Boats in the North Sea as part of convoy FS 271.
 * SS Commissaire Ramel (🇫🇷 France): World War II: The ocean liner was shelled and sunk in the Indian Ocean south east of Mauritius by GERMAN AUXILIARY CRUISER Atlantis ( with the loss of three lives.
 * HMT Dervish : World War II: The naval trawler struck a mine and sank off the mouth of the Humber with the loss of four of her fifteen crew.
 * Harvest Moon (🇬🇧 United Kingdom): World War II: The trawler was sunk as a blockship at Richborough.
 * John Baptish (🇬🇧 United Kingdom): World War II: The trawler struck a mine and sank south of the Conningbeg Lightship (🇬🇧 United Kingdom).
 * SS Mardinian (🇬🇧 United Kingdom): World War II: Convoy SC 2: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of Barra, Outer Hebrides (56.61667°N, -9°W) by GS U-28 (1936) ( with the loss of six of her 38 crew. Survivors were rescued by the HMT St. Apollo and armed merchant cruiser HMS Aurania (both ).
 * SS Minnie de Larrinaga (🇬🇧 United Kingdom): World War II: The cargo ship was sunk bombed and set on fire whilst docked at London. She was declared a constructive total loss and subsequently sunk a blockship at Dover, Kent on 5 February 1941.
 * SS Possidon (🇬🇷 Greece): World War II: Convoy SC 2: The cargo ship was torpedoed and sunk in the Atlantic Ocean north west of County Donegal, Ireland (56.71667°N, -9.26667°W) by GS U-47 (1938) ( with the loss of seven of her seventeen crew. The survivors were rescued by HMS Arrow (H42).
 * SS Tregenna (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean off Rockall, Inverness-shire by GS U-65 (1940) with the loss of 33 of her 37 crew.
 * SS Zeus (🇩🇪 Germany): The cargo ship sank in the Skaggerak.

10 September

 * SS Benarty (🇬🇧 United Kingdom): World War II: The cargo ship was shelled and sunk in the South Atlantic (-18.53333°N, 70.11667°W) by GERMAN AUXILIARY CRUISER Atlantis.
 * MV Eli (1930) (🇳🇴 Norway): World War II: The cargo ship was bombed and sunk in the Atlantic Ocean 12 nmi off the Skerryvore Lighthouse by Luftwaffe aircraft with the loss of two of her 30 crew. Survivors were rescued by a Royal Navy trawler.

11 September

 * SS Albionic (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean by GS U-99 (1940) with the loss of all 25 crew.
 * HMT Beathwood : World War II: The naval trawler struck a mine and sank in the North Sea off Montrose, Angus.
 * SS Cordoba (1919) (🇩🇪 Germany): World War II: The cargo ship struck a mine and sank in the English Channel off Le Havre, Seine-Maritime, France.
 * ST Escaut : The tug sank off the French coast.
 * SS Harpenden (🇬🇧 United Kingdom): World War II: Convoy OA 210: The cargo ship was torpedoed and damaged in the Atlantic Ocean by GS U-28 (1936) with the loss of one crew member. She was declared a constructive total loss but was repaired and returned to service in 1941 as Empire Stour.
 * SS Maas (1920) (🇳🇱 Netherlands): World War II: Convoy OA 210: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (55.56667°N, -15.93333°W) by GS U-28 (1936) with the loss of twenty of her 22 crew.

12 September

 * SS Benavon (🇬🇧 United Kingdom): World War II: The cargo ship was shelled and sunk in the Indian Ocean south east of Madagascar (-25.33333°N, 52.28333°W) by GERMAN AUXILIARY CRUISER Pinguin with the loss of 24 of her 49 crew. The survivors were taken as prisoners of war.
 * SS Gothic (1919) (🇬🇧 United Kingdom): World War II: The tanker struck a mine in the Humber Estuary and sank south east of Spurn Head, Yorkshire with the loss of twelve of her 24 crew.
 * HMS Salvage King : The tug ran aground off Duncansby Head, Caithness and was declared a total loss.

13 September

 * SS Cassidaigne (🇫🇷 Vichy France): World War II: The cargo ship struck a mine and sank in the Mediterranean Sea west of San Pietro Island. Sardinia, Italy.
 * SS Ginette Le Borgne (🇫🇷 Vichy France): World War II: The cargo ship struck a mine and sank in the Mediterranean Sea west of Sardinia.
 * GERMAN MINESWEEPER M-1306 : World War II: The naval trawler struck a mine and sank in the Skaggerak off Hanstholm.
 * SS Protesilaus (🇬🇧 United Kingdom): World War II: The blockship was under tow from ST Empire Henchman (🇬🇧 United Kingdom) and HMS Abeille XXI when the tow parted. The ship was declared a derelict and was scuttled 7 nmi south west of Skerryvore by HMT King Sol.

14 September

 * NM 11 : The naval trawler caught fire, exploded and sank at Kristiansund, Møre og Romsdal, Norway with the loss of four of her ten crew.
 * SS Flandre (1913) (🇫🇷 France): World War II: The ocean liner struck a mine, broke in two and sank in the Bay of Biscay south of La Rochelle, Charente-Maritime.
 * SS Saint Agnes (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed, shelled and sunk in the Atlantic Ocean west of Portugal (41.45°N, -51.83333°W) by ITALIAN SUBMARINE Emo . All crew were rescued.
 * GERMAN TRAWLER UJ-173 : The naval trawler ran aground in Hardangerfjord, Norway and was wrecked.

15 September

 * SS Alexandros (🇬🇷 Greece): World War II: Convoy SC 3: The cargo ship straggled behind the convoy. She was torpedoed and sunk in the Atlantic Ocean west of the Hebrides, United Kingdom (56.83333°N, -15.06667°W) by GS U-48 (1939) with the loss of five of her 30 crew. Of the survivors, 23 were rescued by HMCS St. Laurent (H83).
 * HMS Dundee (L84) : World War II: Convoy SC 3: The was torpedoed and sunk in the Atlantic Ocean west of Ireland (56.75°N, -14.23333°W by GS U-48 (1939) . with the loss of twelve of her crew. Survivors were rescued by SS Fido (1918), SS Hild (1919), SS Vigsnes (🇳🇴 Norway) and HMS Wanderer (1919)
 * SS Empire Volunteer (🇬🇧 United Kingdom): World War II: Convoy SC 3: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (56.71667°N, -15.28333°W) by GS U-48 (1939) with the loss of six of her 39 crew. Survivors were rescued by SS Fido (1918) and SS Granli (1935) (both 🇳🇴 Norway).
 * SS Halland (1923) (🇬🇧 United Kingdom): World War II: The cargo ship was bombed and sunk in the North Sea 8 nmi east of Dunbar. East Lothian, United Kingdom with the loss of seventeen crew.
 * MV Hird (🇳🇴 Norway): World War II: Convoy HX 70 The cargo ship straggled behind the convoy due to a cargo fire on 10 September. She was torpedoed and sunk in the Atlantic Ocean 90 nmi west of Rockall, Inverness-shire, United Kingdom (58°N, -12.33333°W) by GS U-65 (1940) . All 30 crew were rescued by the trawler Thorolfur (Light Blue Flag of Iceland.svg Iceland).
 * SS Kenordoc (🇨🇦 Canada): World War II: Convoy SC 3: The cargo ship straggled behind the convoy and was shelled and sunk 44 nmi west of Rockall, Inverness-shire, United Kingdom by GS U-99 (1940) with the loss of seven of her 20 crew. The survivors were rescued by HMS Amazon (D39) ( and HMCS St. Laurent (H83).
 * SS Nailsea River (🇬🇧 United Kingdom): World War II: The cargo liner was bombed and sunk in the North Sea 4 nmi off Montrose, Angus by Luftwaffe aircraft.

16 September

 * SS Aska (1939) (🇬🇧 United Kingdom): World War II: The troopship was bombed and sunk in the Irish Sea off Rathlin Island, Northern Ireland (55.25°N, -5.91667°W) by Luftwaffe aircraft with the loss of 30 of the 644 people on board. Survivors were rescued by HMS Jason (J99).
 * SS Bibury (1929) (🇬🇧 United Kingdom): World War II: The cargo ship was shelled and sunk in the Atlantic Ocean south of Cape Verde by a German auxiliary cruiser with the loss of all 39 crew.
 * SS City of Mobile (🇬🇧 United Kingdom): World War II: The cargo ship was bombed and sunk in the Irish Sea off Portaferry, County Down (54.3°N, -5.26667°W) by Luftwaffe aircraft. All crew were rescued.
 * SS Incemore (🇬🇧 United Kingdom): The cargo ship ran aground on Anticosti Island, Quebec, Canada and was wrecked.
 * SS Lotos (1920) (🇳🇴 Norway): World War II: Convoy SC 3: The cargo ship straggled behind the convoy. She was torpedoed and sunk in the Atlantic Ocean (15 nmi north east Rockall, Inverness-shire, United Kingdom. All seventeen crew survived.
 * SS Poitiers (1921) (🇫🇷 Vichy France): World War II: The supply ship was intercepted and sunk in the Atlantic Ocean south of Dakar, French West Africa by HMS Cumberland (57) . All crew wer rescued.
 * SS Stad Schiedam (🇳🇱 Netherlands): World War II: The cargo ship suffered an internal explosion and sank in the Caribbean Sea. Explosion probably caused by a bomb placed on board. Twelve crew survived.

17 September

 * ITALIAN DESTROYER Aquilone : World War II: The was torpedoed and sunk in Benghazi harbour, Libya by Fairey Swordfish aircraft from HMS Illustrious (R87).
 * ITALIAN DESTROYER Borea : World War II: The was torpedoed and sunk in Benghazi harbour by Fairey Swordfish aircraft of 819 Squadron, Fleet Air Arm, based on HMS Illustrious (R87).
 * SS Cabo Tortosa (🇪🇸 Spain): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean off Oporto, Portugal by ITALIAN SUBMARINE Alpino Bagnolini . All crew were rescued by SS Monte Ayala (🇪🇸 Spain).
 * SS Crown Arun (🇬🇧 United Kingdom): World War II: Convoy HX 71: The cargo ship straggled behind the convoy. She was torpedoed, shelled and sunk in the Atlantic Ocean off Rockall, Inverness-shire (58.03333°N, -14.3°W) by GS U-99 (1940) . All 25 crew were rescued by HMS Winchelsea (D46).
 * SS Gloria Stella ( undefined): World War II: The cargo ship was bombed and sunk at Benghazi by Fairey Swordfish aircraft of 815 or 819 Squadron, Fleet Air Arm based on HMS Illustrious (87).
 * SS Hild (1919) (🇳🇴 Norway): The cargo ship ran aground in a gale at Petite-Vallée, Quebec, Canada. She was declared a total loss.
 * SS Kalliopi S (🇬🇷 Greece): World War II: The cargo ship was bombed and damaged in the Atlantic Ocean 10 nmi north east of Tory Island, Ireland, by aircraft of 1 Staffeln, KG40 and was abandoned. The wreck came ashore at Sheephaven Bay and broke in two. She was declared a total loss.
 * SS Maria Eugenia ( undefined): World War II: The cargo ship was bombed and sunk at Benghazi by Fairey Swordfish aircraft of 815 or 819 Squadron, Fleet Air Arm based on HMS Illustrious (87).
 * HMS Sussex (96) : World War II: The was bombed and sunk at Glasgow, Renfrewshire with the loss of three crew. She was subsequently refloated, repaired and returned to service.
 * SS Tregenna (🇬🇧 United Kingdom): World War II: Convoy HX 71: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Outer Hebrides (58.36667°N, -15.7°W) by GS U-65 (1940) with the loss of 33 of her 37 crew.
 * GERMAN PATROL BOAT V-304 : World War II: The vorpostenboot struck a mine and sank.

18 September

 * SS City of Benares (🇬🇧 United Kingdom): World War II: Convoy OB 213: The passenger ship was torpedoed and sunk in the Atlantic Ocean (56.8°N, -21.25°W) by GS U-48 (1939) with the loss of 248 of the 406 people on board. Survivors were rescued by HMS Anthony (H40) and HMS Hurricane (H06) (both ).
 * SS Dunkerquois (🇩🇪 Germany): World War II: The cargo ship was bombed and sunk at Le Havre, Seine-Maritime, France. Refloated in 1945 and scrapped.
 * SS Johann Blumenthal (1927) (🇩🇪 Germany): World War II: The cargo ship was bombed and sunk in the English Channel off Cherbourg, Seine-Maritime, France by Royal Air Force aircraft. Survivors were rescued by GERMAN DESTROYER Lody.
 * SS Magdalena (1923) (🇬🇧 United Kingdom): World War II: Convoy SC 3: The cargo ship straggled behind the convoy. She was torpedoed and sunk in the Atlantic Ocean south of Iceland (57.33333°N, -20.26667°W) by GS U-48 (1939) with the loss of all 31 crew.
 * SS Marina (1935) (🇬🇧 United Kingdom): World War II: Convoy OB 213: The cargo ship was torpedoed and sunk in the Atlantic Ocean (56.76667°N, -21.25°W) by GS U-48 (1939) with the loss of two of her 39 crew. Survivors were rescued by SS Carlingford (🇬🇧 United Kingdom) and HMS Hurricane (H06).
 *  Minas Prince (🇬🇧 United Kingdom): The schooner foundered off Halifax, Nova Scotia, Canada (43.23333°N, -67.58333°W).

19 September

 * Almirante Jose De Carranza (🇪🇸 Spain): World War II: The trawler was torpedoed and sunk in the Atlantic Ocean 16 nmi off Cape Villano by an Italian submarine. Only one crew member survived.
 * GERMAN TORPEDO BOAT T3 : World War II: The Type 35 torpedo boat was bombed and sunk at Le Havre, France by Royal Air Force aircraft with the loss of nine of her 21 crew. She was later salvaged, repaired and returned to service.
 * MV Shelbrit 1 (🇬🇧 United Kingdom): World War II: The coastal tanker struck a mine, caught fire and sank in the Moray Firth (57.65°N, -3.93333°W) with the loss of all 21 crew.

20 September

 * SS Bhima (🇬🇧 United Kingdom): World War II: Convoy BN 5: The cargo ship was bombed and damaged in the Mediterranean Sea (13.95°N, 42.88333°W) by Regia Aeronautica aircraft and was beached. She was later refloated, towed to Aden and beached there.
 * SS Boka (🇵🇦 Panama): World War II: Convoy OB 216: The cargo ship was torpedoed and sunk in the Atlantic Ocean 52 nmi north of Rathlin Island, County Antrim, Northern Ireland (55.9°N, -7.4°W) by GS U-138 (1940) with the loss of eight of her 34 crew. The survivors were rescued by HMS Arabis (K73).
 * SS City of Simla (🇬🇧 United Kingdom): World War II: Convoy OB 216: The passenger ship was torpedoed and sunk in the Atlantic Ocean north of County Donegal, Ireland (55.91667°N, -8.33333°W) by GS U-138 (1940) with the loss of three of the 350 people on board. Survivors were rescued by SS Guinean (🇬🇧 United Kingdom) and the trawler Van Dyke (🇧🇪 Belgium).
 * SS Commissaire Ramel (🇬🇧 United Kingdom): World War II: The passenger ship was shelled and sunk in the Indian Ocean (-28.41667°N, 74.45°W) by GERMAN AUXILIARY CRUISER Atlantis  with the loss of three of her 66 crew.
 * SS Diamant : The cargo ship struck rocks off Saint Helier, Jersey, and sank.
 * Innisdhu (🇬🇧 United Kingdom): World War II: The drifter struck a mine and sank in the Thames Estuary with the loss of all four crew.
 * SS New Sevilla (🇬🇧 United Kingdom): World War II: The whale factory ship was torpedoed and damaged in the Atlantic Ocean west of Islay, Outer Hebrides (55.8°N, -7.36667°W) by GS U-138 (1940) with the loss of two of her 284 crew. Survivors were rescued by HMS Arabis (K73), the trawler Belgaum (Light Blue Flag of Iceland.svg Iceland) and MV Industria (🇸🇪 Sweden). New Sevila was taken in tow by ST Superman (🇬🇧 United Kingdom) but sank the next day 9 nmi off the Mull of Kintyre, Argyllshire (55.8°N, -7.36667°W).
 * SS Trito (🇳🇱 Netherlands): World War II: The cargo ship was bombed and sunk in the English Channel south west of the Isle of Portland, Dorset, United Kingdom by Luftwaffe aircraft. Only three crew survived.

21 September

 * SS Baron Blythswood (🇬🇧 United Kingdom): World War II: Convoy HX 72: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland by GS U-99 (1940) with the loss of 33 of her 34 crew. The survivor was rescued by U-99 and placed in a lifeboat from SS Invershannon (🇬🇧 United Kingdom. He was rescued by HMS Shikari (1919).
 * SS Blairangus (🇬🇧 United Kingdom): World War II: Convoy HX 72: The cargo ship was torpedoed and sunk in the Atlantic Ocean south of Iceland (55.3°N, -22.35°W) by GS U-48 (1939) with the loss of seven of her 34 crew. Survivors were rescued by SS Pikepool (🇬🇧 United Kingdom) and/or HMS Shikari (1919).
 * SS Canonesa (🇬🇧 United Kingdom): World War II: Convoy HX 72: The cargo ship was torpedoed and sunk in the Atlantic Ocean (54.91667°N, -18.41667°W) by GS U-100 (1940) with the loss of one of her 62 crew. Survivors were rescued by HMS La Malouine (K46).
 * SS Dalcairn (🇬🇧 United Kingdom): World War II: Convoy HX 72: The cargo ship was torpedoed and sunk west of Ireland (55°N, -19°W) by GS U-100 (1939) . All 42 crew were rescued. by HMS La Malouine (K46).
 * MV Elmbank (🇬🇧 United Kingdom: World War II: Convoy HX 72: The cargo ship was torpedoed, shelled and sunk in the Atlantic Ocean (55.33333°N, -22.5°W) by GS U-47 (1938) and GS U-99 (1940) (both ) with the loss of two of her 56 crew. Survivors were rescued by SS Pikepool (🇬🇧 United Kingdom).
 * SS Empire Adventure (🇬🇧 United Kingdom): World War II: Convoy OB 216: The cargo ship was torpedoed and damaged off Rathlin Island, County Antrim (55.18333°N, -11.5°W) by GS U-138 (1940) with the loss of 21 of her 39 crew. Survivors were rescued by HMS Arabis (K73)  and MV Industria (🇸🇪 Sweden). Empire Adventure was taken under tow by HMS Superman  but sank on 23 September at 55.8°N, -7.36667°W.
 *  Imogene (🇨🇦 Canada): The sailing ship ran aground on the east coast of Nova Scotia and was wrecked.
 * MV Invershannon (🇬🇧 United Kingdom): World War II: Convoy HX 72: The tanker was torpedoed and sunk in the Atlantic Ocean 480 nmi west of Bloody Foreland, Ireland (55.66667°N, -22.06667°W) by GS U-99 (1940) with the loss of sixteen of her 33 crew. Survivors were rescued by HMT Fandango and HMS Shikari (1919) (both  ).
 * MV Tirranna (1937) : World War II: The cargo ship was torpedoed and sunk in the Mediterranean Sea south of Bordeaux, France by HMS Tuna (N94) . Amongst the casualties were 30 survivors from SS Kemmendine (🇬🇧 United Kingdom).
 * MV Torinia (🇬🇧 United Kingdom): World War II: Convoy HX 72: The tanker was torpedoed and sunk in the Atlantic Ocean west of Ireland (54.91667°N, -18.28333°W) by GS U-100 (1940) with the loss of five of her 62 crew. The survivors were rescued by HMS Skate (1917).

22 September

 * Empire Airman (🇬🇧 United Kingdom): World War II: Convoy HX 72: The cargo ship was torpedoed and damaged in the Atlantic Ocean (54°N, -18°W) by GS U-100 (1940) . She was taken under tow but sank the next day at 55.18333°N, -15.11667°W. Thirty-three of her 37 crew were lost. Survivors were rescued by HMS La Malouine (K46).
 * MV Frederick S Fales (🇬🇧 United Kingdom): World War II: Convoy HX 72: The tanker was torpedoed and sunk in the Atlantic Ocean west of County Donegal, Ireland (55.5°N, -13.66667°W) by GS U-100 (1940) with the loss of two of her 48 crew. Survivors were rescued by HMS La Malouine (K46).
 * GERMAN MINESWEEPER M-1604 : World War II: The auxiliary minesweeper was shelled and sunk in the North Sea 40 nmi west of Hoek van Holland, South Holland, Netherlands.
 * ITALIAN TORPEDO BOAT Palestro : World War II: The was torpedoed and sunk in the Adriatic Sea west of Durazzo, Albania by HMS Osiris (N67).
 * SS Provvidenza ( undefined): World War II: The cargo ship was torpedoed and sunk in the Tyrrhenian Sea off Ischia, Campania by HMS Truant (N68).
 * SS Scholar (🇬🇧 United Kingdom): World War II: Convoy HX 72: The cargo ship was torpedoed and damaged in the Atlantic Ocean west of the Outer Hebrides (55.18333°N, -17.91667°W) by GS U-100 (1940) . She was taken in tow by ST Marauder (🇬🇧 United Kingdom) but sank at 54.63333°N, -16.66667°W). All 45 crew were rescued by HMS Scimitar (H21) and HMS Skate (1917) (both.
 * SS Simla (1916) (🇳🇴 Norway): World War II: Convoy HX 72: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (55.18333°N, -17.96667°W) by GS U-100 (1940) with the loss of five of her 31 crew. Survivors were rescued by HMS Heartsease (K15)
 * MV Tirranna (1937) (🇩🇪 Germany): World War II: The captured Norwegian cargo ship was torpedoed and sunk in the Gironde Estuary by HMS Tuna (N94) with the loss of 87 of the 292 people on board. These included survivors from SS Kemmendine, SS Scientist and SS Tallyrand (all 🇬🇧 United Kingdom).
 * Union Jack (🇫🇴 Faroe Islands): World War II: The trawler was shelled and sunk in the Atlantic Ocean 100 nmi north west by north of the Isle of Lewis, United Kingdom (59.83333°N, -7.66667°W by GS U-31 (1936) . All crew were rescued.

23 September

 * SS Heimdal (1921) (🇩🇪 Germany): World War II: The cargo ship was torpedoed and sunk in the North Sea 7 nmi north west of Terschelling, Friesland, Netherlands by HMS H49.
 * FRENCH DESTROYER L'Audacieux (🇫🇷 Vichy France): World War II: Battle of Dakar: The destroyer was shelled and damaged by HMAS Australia (1927) in the Atlantic Ocean off Dakar, French West Africa and was beached.
 * FRENCH SUBMARINE Persée (🇫🇷 Vichy French Navy): World War II: Battle of Dakar: The submarine was shelled and sunk in the Atlatic Ocean off Dakar by HMS Dragon (D46),HMS Foresight (H68), and HMS Inglefield (D02) (all ).
 * MV Tacoma (1926) (🇫🇷 Vichy France): World War II: Battle of Dakar: The cargo ship was shelled and sunk in the Atlantic Ocean off Dakar by a British warship.

24 September

 * FRENCH SUBMARINE Ajax (🇫🇷 Vichy French Navy): World War II: Battle of Dakar: The submarine was bombed and sunk in the Atlantic Ocean off Dakar, French West Africa, by aircraft based on HMS Ark Royal (91) (. All 61 crew were rescued by HMS Fortune (H70).
 * SS Asgerd (🇳🇴 Norway): World War II: Convoy OA 219: The cargo ship straggled behind the convoy. She was either torpedoed and sunk in the Atlantic Ocean (56.58333°N, -9.16667°W) by GS U-137 (1940) or was bombed and sunk at that position by a Focke Wulf Fw 200 Kondor aircraft of the Luftwaffe. All seventeen crew were lost.
 * Bass Rock (🇬🇧 United Kingdom): World War II: The trawler was bombed and sunk in the Atlantic Ocean 23 nmi south by west of Old Head of Kinsale, County Cork, Ireland by Luftwaffe aircraft with the loss of four crew.
 * SS Continental Coaster (🇬🇧 United Kingdom): World War II: The coaster was torpedoed and sunk in the North Sea off Happisburgh, Norfolk (52.98333°N, 2.16667°W by GERMAN TORPEDO BOAT S-30 with the loss of four crew.
 * HMS Wellesley (1815) : World War II: The was bombed and sunk in the River Thames during a Luftwaffe air raid.
 * HMT Loch Inver (: World War II: The naval trawler struck a mine and sank in the North Sea off Harwich, Essex with the loss of fifteen crew.
 * HMS MTB 15 (MTB 15) : World War II: The motor torpedo boat struck a mine and sank in the North Sea 30 nmi north east of North Foreland, Kent.
 * GERMAN SHIP Ostmark : World War II: The seaplane tender was torpedoed and sunk in the Bay of Biscay south west of Saint-Nazaire, Loire-Atlantique, France (47.01667°N, -3.03333°W) by HMS Tuna (N94).

25 September

 * MV Eurymedon (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and damaged in the Atlantic Ocean west of Ireland (53.56667°N, -20.38333°W by GS U-29 (1936) (. She sank two days later with the loss of 29 of the 93 people on board. The survivors were rescued by HMCS Ottawa (H31) and HMS Primrose (K91).
 * SS Mabriton (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean (56.2°N, -23°W) by GS U-32 (1937) with the loss of twelve of her 37 crew. Survivors were rescued by HMS Jason (J99) and HMS Rochester (L50) (both ).
 * SS Rina Croce ( undefined): World War II: The cargo ship struck a mine and sank in the Adriatic Sea 2.5 nmi off Brindisi, Apulia.
 * HMT Stella Sirius : World War II: The anti-submarine trawler was bombed and sunk at Gibraltar by Vichy French Air Force aircraft with the loss of twelve crew. The survivors were rescued by HMT Arctic Ranger.
 * SS Sulairia (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (53.71667°N, -20.16667°W) by GS U-43 (1939)) with the loss of one of her 57 crew. Survivors were rescued by HMCS Ottawa (H31) (.
 * HMT White Daisy : The naval trawler foundered in the North Sea east of the Shetland Islands.

26 September

 * SS Asgerd (1924) (🇳🇴 Norway): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of the Hebrides, United Kingdom (56.56667°N, -9.16667°W) by GS U-137 (1940).
 * SS Ashantian (🇬🇧 United Kingdom): World War II: Convoy ONS 3: The cargo ship was torpedoed and damaged in the Atlantic Ocean (55.76667°N, -45.23333°W) by GS U-137 (1940) with the loss of sixteen of the 67 people on board. The survivors abandoned ship, but reboarded her at daybreak. They were later rescued by HMS Gloxinia (K22) . The drifting Ashantian was boarded by personnel from HMT Wolves (FY158)  and anchored off the coast of Ireland (54.35°N, -9.76667°W). She was later taken in tow by HMS Seaman (W44) and HMS Superman (both ) and beached in Kames Bay. Refloated in May 1941, repaired and returned to service in September 1941.
 * SS Coast Wings (🇬🇧 United Kingdom): World War II: Convoy OG 43: The cargo ship stragged behind the convoy. She was torpedoed and sunk in the Atlantic Ocean south west of Ireland by GS U-46 (1938) with the loss of all sixteen crew.
 * SS Corrientes (1920) (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and severely damaged in the Atlantic Ocean 600 nmi west of Achill Head, County Mayo, Ireland (53.81667°N, -24.31667°W) by GS U-32 (1937) She was torpedoed, shelled and sunk by GS U-37 (1938)  on 28 September. All 50 crew were rescued by MV Kolsnaren (🇸🇪 Sweden).
 * SS Darcoila (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (53.53333°N, -26°W) by GS U-32 (1937) with the loss of all 37 crew.
 * SS Kosmos (1929) (🇳🇴 Norway): World War II: The whale oil tanker was captured and scuttled in the South Atlantic (-0.5°N, -32.1°W) by GERMAN AUXILIARY CRUISER Thor.
 * SS Manchester Brigade (🇬🇧 United Kingdom): World War II: Convoy OB 218: The cargo ship was torpedoed and sunk in the Atlantic Ocean north of County Mayo, Ireland (54.88333°N, -10.36667°W) by GS U-137 (1940) ( with the loss of 58 of her 62 crew. survivors were rescued by the hospital ship SS Canada (1912) (🇫🇷 France).
 * SS Port Denison (🇬🇧 United Kingdom): World War II: Convoy OA 220: The cargo ship was bombed and damaged in the North Sea 6 nmi north east of Peterhead Aberdeenshire by Luftwaffe aircraft. She sank the next day 7 nmi west of Rattray Head, Aberdeenshire with the loss of sixteen crew. Survivors were rescued by HMT Pentland Firth (
 * SS Siljan (🇸🇪 Sweden): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean 350 nmi south west of Ireland by GS U-46 (1938) with the loss of nine of her 27 crew.
 * SS Stratford (🇬🇧 United Kingdom): World War II: Convoy OB 218: The tanker was torpedoed and sunk in the Atlantic Ocean west of County Donegal, Ireland (54.83333°N, -10.66667°W) by GS U-137 (1940) with the loss of two of her 34 crew. Survivors were rescued by HMS Gloxinia (K22) and HMT Wolves (FY158) (both )
 * MS Tancred (1925) (🇳🇴 Norway): World War II: Convoy OB 217: The cargo ship was torpedoed, shelled and sunk in the Atlantic Ocean west of Ireland (53.53333°N, -24.58333°W) by GS U-32 (1937) . All 36 crew were rescued by MV Tricolor (1933) (🇳🇴 Norway).

27 September

 * SS Diana (1904) (🇳🇴 Norway): World War II: The cargo ship struck a mine in the English Channel between Lizard Point and Fowey, Cornwall, United Kingdom with the loss of all seventeen crew.
 * SS Georges Mabro (🇪🇬 Egypt): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (52°N, -19°W) by GS U-37 (1938).
 * MS Vestvard (1925) (🇳🇴 Norway): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean 300 nmi west of Ireland by GS U-31 (1936) with the loss of one of her 29 crew.

28 September

 * SS Dalveen (🇬🇧 United Kingdom): World War II: Convoy HX 73A: The cargo ship was bombed and sunk in the North Sea north of Aberdeenshire (58.16667°N, -2.31667°W) by Luftwaffe aircraft with the loss of eleven of her 43 crew.
 * SS Empire Ocelot (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and damaged in the Atlantic Ocean west of Ireland (54.61667°N, -21.5°W) by GS U-32 (1937) . She sank at 54.91667°N, -22.1°W with the loss of two of her 35 crew. Survivors were rescued by HMS Havelock (H18).
 * SS Famiglia ( undefined): World War II: The coaster was shelled and sunk in the Mediterranean Sea (33°N, 21.63333°W) by HMS Pandora (N42)
 * SS Monte Moncayo (🇪🇸 Spain): World War II: The cargo ship struck a mine and sank in the Mediterranean Sea 8 nmi off Cagliari, Sicily, Italy with the loss of four crew.
 * HMT Recoil (🇬🇧 United Kingdom): World War II: The naval trawler struck a mine and sank in the English Channel off Bridport, Dorset with the loss of 24 crew.
 * SS Shell II (🇩🇪 Germany): World War II: The tanker was bombed and sunk in the Scheldt by Royal Air Force aircraft.

29 September

 * MV Arizona (🇳🇱 Netherlands): World War II: The coaster struck a mine and sank in the Firth of Forth. Only three crew survived.
 * SS Bassa (🇬🇧 United Kingdom): World War II: Convoy OB 218: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of Rockall (54°N, -21°W) by GS U-32 (1937) with the loss of all 50 crew.
 * SS Carmen ( undefined): World War II: The cargo ship either struck a mine, or was torpedoed and sunk, west south west of Durazzo, Albania by HMS Osiris (S13).
 *  Henrietta (🇦🇺 Australia): The schooner foundered at Port Phillip, Victoria.
 * SS Kinabulu (🇬🇧 United Kingdom): The cargo ship ran aground on Batu Mandi Rock, Borneo and was wrecked with the loss of five crew.
 * HMY Sappho : World War II: The Armed Yacht, serving as a guard ship struck a mine and sank (on the 29th or 30th) in the English Channel off Falmouth, Cornwall (50.075°N, -4.95833°W) with the loss of 28 crew.
 * SS Vestkyst I (🇳🇴 Norway): The coaster collided off Skibeskjærene with ST Storegut (🇳🇴 Norway) and sank. Later raised, repaired and returned to service.

30 September

 * HMT Comet : World War II: The naval trawler struck a mine and sank in the English Channel off Falmouth, Cornwall (50.075°N, -4.95833°W) with the loss of fifteen of her seventeen crew.
 * ITALIAN SUBMARINE Gondar : World War II: The was depth charged and sunk in the Mediterranean Sea off Alexandria, Egypt (31.55°N, 28.55°W) by HMAS Stuart (D-00/100)  and a Short Sunderland flying boat of the Royal Air Force based at RAF Alexandria. Forty seven crew were rescued by HMT Sindonis  and HMS Stuart.
 * SS Haulerwijk (🇳🇱 Netherlands): World War II: Convoy OB 219: The cargo ship straggled behind the convoy. She was torpedoed, shelled and damaged in the Atlantic Ocean west of Ireland (53.56667°N, -27.46667°W) by GS U-32 (1937) with the loss of four of her 31 crew. The survivors abandoned the ship, which was shelled and sunk in the early hours of 1 October by U-32.
 * SS Heminge (1919) (🇬🇧 United Kingdom): World War II: Convoy OB 220: The cargo ship straggled behind the convoy. She was torpedoed and sunk in the Atlantic Ocean west of Ireland (53.43333°N, -18.55°W) by GS U-37 (1938) with the loss of one of her 26 crew. Survivors were rescued by SS Clan Cumming (1937) (🇬🇧 United Kingdom).
 * SS Samala (🇬🇧 United Kingdom): World War II: The cargo ship was torpedoed and sunk in the Atlantic Ocean west of Ireland (approximately 53°N, -18°W) by GS U-37 (1938) with the loss of all 68 people on board.