List of shipwrecks in December 1916

The list of shipwrecks in December 1916 includes some ships sunk, foundered, grounded, or otherwise lost during December 1916.

1 December

 * SS Bossi (1898) (🇳🇴 Norway): World War I: The cargo ship was scuttled in the Atlantic Ocean 33 nmi west south west of The Lizard, Cornwall, United Kingdom (49.63333°N, -5.83333°W) by SMU UB-29 . Her crew survived.
 * SS Briardene (1882) ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 12.5 nmi south east by east of the Bishop Rock, Isles of Scilly (49.75°N, -6.18333°W) by SMU UB-29 . Her crew survived.
 * SS Burcombe (1913) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 100 nmi south east by east of Malta (35.33333°N, 16.38333°W) by SMU UC-22 with the loss of three of her crew.
 * Camellia ( undefined: World War I: The fishing smack struck a mine and sank in the Atlantic Ocean off the Eddystone Lighthouse with the loss of three of her crew.
 *  Cuore di Gesu ( undefined): World War I: The brigantine was sunk in the Tyrrhenian Sea by SMU U-32 (Germany).
 * SS Douglas (1879) (🇸🇪 Sweden): World War I: The cargo ship was sunk in the North Sea 120 nmi off Lindesnes, Vest-Agder, Norway (56.6°N, 4.61667°W) by SMU U-81 . Her crew survived.
 * HMS E37 : The E-class submarine was lost in the North Sea with the loss of all 30 crew.
 * E.L.G. ( undefined): World War I: The fishing smack was scuttled in the Atlantic Ocean 25 nmi north west of Trevose Head, Cornwall by a Kaiserliche Marine submarine.
 * SS Erich Lindoe (1912) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 150 nmi off Ouessant, Finistère, France (47.75°N, -7.8°W) by SMU UB-37 . Her crew survived.
 *  Indiana (🇫🇷 France): World War I: The barquentine was scuttled in the Atlantic Ocean 5 nmi north west of Trevose Head, Cornwall, (50.68333°N, -5.16667°W) by SMU UB-18 . Her seven crew survived.
 *  Jeanne d'Arc (🇫🇷 France): World War I: The schooner was scuttled in the English Channel 10 nmi north of the Île de Batz, Finistère by SMU UB-39 . Her crew survived.
 * SS Kediri (1901) (🇳🇱 Netherlands): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 10 nmi south south east of Maspalomas, Canary Isles, Spain by SMU U-47 (Germany).
 * SS King Bleddyn (1905) ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 30 nmi south by west of Ouessant (47.9°N, -5.11667°W) by SMU UC-21 . Her crew survived.
 * Lampo ( undefined): World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SMU U-32 (Germany).
 *  René Montrieux (🇫🇷 France): World War I: The schooner was scuttled in the Atlantic Ocean off Ouessant (48.61667°N, -5.01667°W) by SMU UC-19 . Her crew survived.
 *  Saint Joseph (🇫🇷 France): World War I: The schooner was scuttled in the Atlantic Ocean 15 nmi north north west of Trevose Head (50.76667°N, -4.86667°W) by SMU UB-18 . Her crew survived, they were rescued by SS Cran (🇳🇴 Norway).
 * T. and A.C. ( undefined): World War I: The fishing smack was scuttled in the Atlantic Ocean 20 nmi north north west of Trevose Head (50.83333°N, -5.5°W) by SMU UB-18 . Her crew survived.

2 December

 * HMT Adequate : The naval trawler was lost on this date.
 *  Angelo Madre G. ( undefined): World War I: The brigantine was sunk in the Mediterranean Sea off Isola Rossa, Sardinia (42.73333°N, 8.8°W) by SMU U-32 (Germany).
 * SS Bravo (🇪🇸 Spain): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean off Ouessant, Finistère, France by SM U-39.
 * SS Demetrios Inglesis (1891) (🇬🇷 Greece): World War I: The cargo ship was sunk in the Atlantic Ocean off Ouessant, Finistère, France by SMU UC-21 . Her crew survived.
 * SS France Chérie ( undefined): The cargo ship sprang a leak and was beached at Sutton Harbour, Devon.
 * SS Godafoss ((🇩🇰 Denmark): The mailboat ran aground at Straumnes, Iceland and was wrecked.
 * SS Harpalus (1895) ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 34 nmi south south west of Galley Head, County Cork (50.93333°N, -8.96667°W) by SMU UB-23 . Her crew survived.
 * SS Hitterøy (1899) (🇳🇴 Norway): World War I: The cargo ship was scuttled in the Atlantic Ocean 26 nmi west south west of the Bishop Rock, Isles of Scilly, United Kingdom (49.7°N, -7.06667°W) by SMU UB-29 . Her crew survived.
 * SS Istrar (1896) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 120 nmi north north west of Alexandria, Egypt (33.25°N, 28.33333°W) by SMU U-39 with the loss of a crew member. One of the survivors was taken as a prisoner of war.
 * Luigi C. ( undefined): World War I: The sailing vessel was sunk in the Mediterranean Sea off Isola Rossa, Sardinia by SMU U-63 (Germany).
 * SS Palacine (1904) (🇨🇦 Canada): World War I: The cargo ship was scuttled in the Atlantic Ocean 18 nmi east north east of Ouessant (48.66667°N, -4.71667°W) by SMU UB-39 . Her crew survived.
 *  Robinson (🇫🇷 France): World War I: The brig was scuttled in the Atlantic Ocean 15 nmi west north west of Ouessant (48.53333°N, -5.41667°W) by SMU UC-21 . Her crew were rescued by FRENCH GUNBOAT Ardent.
 *  Roma ( undefined): World War I: The barque was sunk in the Mediterranean Sea off Isola Rossa (42.75°N, 8.96667°W) by SMU U-63 (Germany).
 * SS Palermo (1899) ( undefined): World War I: The passenger ship was sunk in the Mediterranean Sea 25 nmi off Cape San Sebastian, Spain by SMU U-72.
 * SS Skjodulf (1900) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 26 nmi south of the Longships Lighthouse (49.75°N, -6.21667°W) by SMU UB-18 . Her crew survived.
 * SS Uribitarte (1888) (🇪🇸 Spain): World War I: The cargo ship was sunk in the Atlantic Ocean 15 nmi south west of Ouessant by SMU UC-21 . Her crew survived.
 * SS Voltaire ( undefined: The cargo ship was sunk in the Atlantic Ocean 650 nmi west of the Fastnet Rock by SMS Möwe . Her crew were taken as prisoners of war.

3 December

 *  Aiglon (🇫🇷 France): World War I: The barquentine was sunk in the Atlantic Ocean 35 nmi north north west of Ouessant, Finistère by SMU UC-21.
 * CS Dacia ( undefined: World War I: The cable layer was torpedoed and sunk at Funchal, Madeira, Portugal by SMU U-38 . Her crew survived.
 * FRENCH SUBMARINE CARRIER Kanguroo (🇫🇷 France): World War I: The submarine carrier was torpedoed and sunk in the Atlantic Ocean off Funchal, Madeira by SMU U-38.
 *  Louise (🇫🇷 France): World War I: The schooner was scuttled in the English Channel (49.28333°N, -5.28333°W) by SMU UC-21 . Her crew were rescued by SS Kalfond (🇳🇴 Norway).
 * Mizpah ( undefined): World War I: The ketch was scuttled in the Atlantic Ocean 30 nmi south south east of the Eddystone Lighthouse (49.78333°N, -3.66667°W) by SMU UB-18 . Her crew survived.
 * HMS Perugia : World War I: The Q-ship was sunk in the Gulf of Genoa (42.9°N, 7.65°W) by SMU U-63 (Germany).
 * SS Plata (1878) ( undefined): World War I: The cargo ship was sunk in the Mediterranean Sea 33.66667°N, 28.16667°W) by SMU U-39 . Her crew survived.
 *  Primevere (🇫🇷 France): World War I: The schooner was sunk in the Atlantic Ocean 12 nmi north of the Stiff Lighthouse, Finistère by SMU UB-39 . Her crew survived.
 * HMT Remarko : World War I: The naval trawler struck a mine and sank in the North Sea off Lowestoft, Suffolk (54.33333°N, 1.88333°W) with the loss of twelve of her crew.
 *  Seeker ( undefined): World War I: The schooner was scuttled in the English Channel 30 nmi north west of the Les Hanois Lighthouse, Guernsey, Channel Islands by SMU UB-18 . Her crew survived.
 * FRENCH GUNBOAT Surprise : World War I: The was torpedoed and sunk off Funchal by SMU U-38.
 * Verdun (🇫🇷 France): World War I: The ship was sunk in the Bay of Biscay off the Glénan Islands, Finistère (47.31667°N, -5.53333°W) by SMU UC-21 . Her crew survived.
 * SS Yrsa (1914) (🇩🇰 Denmark): World War I: The coaster was sunk in the English Channel 30 nmi west north west of Guernsey by SMU UB-18 . Her crew survived.

4 December

 * SS Algerie (1901) (🇫🇷 France): World War I: The passenger ship was sunk in the Mediterranean Sea 145 nmi south east of Malta by SMU UC-22.
 * SS Caledonia (1904) ( undefined): World War I: The passenger ship was torpedoed and sunk in the Mediterranean Sea 125 nmi east by south of Malta (35.66667°N, 17.08333°W) by SMU U-65 (Germany) with the loss of a crew member. Her captain was taken as a prisoner of war.
 * SS Fofo (1892) (🇬🇷 Greece): World War I: The cargo ship was scuttled in the Atlantic Ocean 40 nmi off Ouessant, Finistère, France by SMU UB-37 . Her crew survived.
 * SS Nervion (1912) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean south of the Fastnet Rock by SMU UB-23 . Her 24 crew were rescued by SS Zaanland (🇳🇱 Netherlands).
 * SS Pallas (1890) ( undefined): World War I: The cargo ship was sunk in the Atlantic Ocean 32 nmi south west of Ar Men, Finistère (47.83333°N, -5.86667°W) by SMU UC-21.
 *  Senta (🇸🇪 Sweden): World War I: The barque was sunk in the Kattegat 5 nmi south west of Ryvingen Lighthouse, Vest-Agder, Norway by SMU U-58 . Her crew survived.

5 December

 *  Dorit (🇩🇰 Denmark): World War I: The three-masted schooner was sunk in the North Sea 100 nmi west of Hanstholm, Nordjylland by SMU U-82 . Her crew survived.
 * SS Ella (1895) (🇳🇴 Norway): World War I: The coaster was sunk in the North Sea by SMU U-82 . Her crew survived.
 * SS Grigorios Anghelatos (1896) (🇬🇷 Greece): World War I: The cargo ship was sunk in the Gulf of Genoa 20 nmi south of Genoa, Italy (43.86667°N, 8.81667°W) by SMU U-63 (Germany) . Her crew survived.
 * SS Nexos (1901) (🇩🇰 Denmark): World War I: The cargo ship was sunk in the Atlantic Ocean 26 nmi west south west of Ar Men, Finistère, France (48.03333°N, -5.66667°W) by SMU UC-21 . Her crew survived.
 * SS Pio IX (🇪🇸 Spain): The cargo ship foundered in the Atlantic Ocean 800 nmi south east of Madeira, Portugal. Twenty-two of her 61 crew were rescued by SS Buenos Ayres (flag unknown) and another vessel.
 * SS Stettin (1873) (🇳🇴 Norway): World War I: The coaster was scuttled in the North Sea 48 nmi south west by west of Slotterø, Rogaland (59.33333°N, 3.81667°W) by SMU U-58 . Her crew survived.
 * HMT Tervani : World War I: The naval trawler struck a mine and sank in the North Sea off Orfordness, Suffolk (52.1°N, 1.65833°W) with the loss of a crew member.

6 December

 * SS Amicitia (1904) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 120 nmi south west of Ouessant, Finistère, France by SMU UB-39 . Her crew survived.
 *  Ans ( undefined): World War I: The three-masted schooner was scuttled in the Atlantic Ocean 15 nmi south west of the Bishop Rock, Isles of Scilly, United Kingdom (49.7°N, -6.71667°W) by SMU UB-29.
 * SS Campania (1907) ( undefined): World War I: The cargo ship was shelled and sunk in the Tyrrhenian Sea (41.33333°N, 11.5°W) by SMU U-32 (Germany)
 *  Christine (🇩🇰 Denmark): World War I: The three-masted schooner was sunk in the North Sea 110 nmi west of Hanstholm, Nordjylland (56.88333°N, 5.38333°W) by SMU U-82.
 * Duchess of Cornwall ( undefined): World War I: The sailing vessel was sunk in the Atlantic Ocean 650 nmi west of the Fastnet Rock by SMS Möwe : Her crew were taken as prisoners of war.
 * SS Gerona (1884) (🇪🇸 Spain): World War I: The cargo ship was sunk in the English Channel (49.06667°N, -6.33333°W) by SMU UC-21 . Her crew survived.
 * SS Halfdan (1906) (🇩🇰 Denmark): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 20 nmi south of the Eddystone Lighthouse by SMU UB-37 . Her crew survived.
 *  Marie (🇩🇰 Denmark): World War I: The three-masted schooner was scuttled in the Atlantic Ocean 10 nmi west of the Bishop Rock (49.83333°N, -6.68333°W) by SMU UB-29 . Her crew survived.
 * SS Mount Temple ( undefined): World War I: The cargo ship was captured and scuttled in the Atlantic Ocean 1200 nmi north of the Azores, Portugal by SMS Möwe ( with the loss of four of her crew.
 *  Robert (🇩🇰 Denmark): World War I: The barque was sunk in the North Sea 110 nmi west of Hanstholm by SMU U-82 . Her crew survived.
 * RUSSIAN MINESWEEPER Shchit : World War I: The minesweeper struck a mine and sank in the Baltic Sea.
 * SM UC-19 : World War I: The Type UC II submarine was depth charged and sunk in the English Channel (49.68333°N, -6.51667°W) by HMS Ariel (1911) with the loss of all 25 crew.

7 December

 *  August (🇸🇪 Sweden): World War I: The barquentine was sunk in the North Sea by SMU U-59 . Her crew survived.
 * SS Avristan (1901) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 14 nmi south by west of Ouessant, Finistère, France (47.21667°N, -5.2°W) by SMU UC-21 with the loss of a crew member.
 * SS Bato (🇫🇷 France): The cargo ship caught fire and sank at Addah, French West Africa.
 * SS Bravo (1883) (🇪🇸 Spain): World War I: The cargo ship was sunk in the Atlantic Ocean 7 nmi south west of the Créac'h Lighthouse, Finistère by SMU UB-39 . Her crew survived.
 * SS Keltier (🇧🇪 Belgium): World War I: The cargo ship was torpedoed and damaged in the Atlantic Ocean 40 nmi west of the Isles of Scilly, United Kingdom by SMU UB-29 . Her crew survived. She was towed to Falmouth, Cornwall, United Kingdom where she was beached on 12 December. Later repaired and returned to service.
 *  Marguerite Dollfus (🇫🇷 France): World War I: The barque was scuttled in the English Channel 35 nmi north west of Guernsey, Channel Islands (49.75°N, -3.66667°W) by SMU UB-37 . Her crew were rescued by Baltic (🇳🇴 Norway).
 * SS Meteor (1906) (🇳🇴 Norway): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean south west of the Isles of Scilly (49.38333°N, -7.9°W) by SMU UB-29 or SMU UC-19 . Her crew survived.
 * SS Spyros (1915) (🇬🇷 Greece): World War I: The cargo ship was sunk in the Atlantic Ocean south of Fuerteventura, Canary Islands, Spain (28°N, -14.33333°W) by SMU U-47 (Germany).
 * SM UB-46 : World War I: The Type UB II submarine struck a mine and sank in the Black Sea off Akpına, Turkey with the loss of all twenty crew.

8 December

 * SS Brask (1906) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean west of Gibraltar (37.76667°N, -9.43333°W) by SMU U-38 . Her crew survived.
 * SS Britannia (1902) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 70 nmi west of Cape Sines, Portugal (37.3°N, -10.48333°W) by SMU U-38 with the loss of two of her 40 crew. Her captain was taken as a prisoner of war.
 * Carmelina Dominici ( undefined): World War I: The sailing vessel was sunk in the Tyrrhenian Sea by SMU U-32 (Germany).
 * SS Conch (1909) ( undefined): World War I: The tanker was torpedoed and sunk in the English Channel 10 nmi south of Poole, Dorset (50.38333°N, -2.03333°W) by SMU UB-23 with the loss of 28 of her 31 crew.
 * HMT Dagon : World War I: The naval trawler struck a mine and sank in the English Channel off the Royal Sovereign Lightship ( undefined) with the loss of twelve of her crew.
 * SS Falk (1904) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 15 nmi south west of Penmarc'h, Finistère, France by SMU UC-21 . Her crew survived.
 * Harry (🇸🇪 Sweden): World War I: The sailing vessel was sunk in the North Sea (56.16667°N, 2.3°W) by SMU U-59 . Her crew survived.
 * HMS Kent County : The Q-ship was lost on this date.
 * SS King George ( undefined): World War I: The cargo ship was sunk in the Atlantic Ocean 700 nmi east of Cape Race, Newfoundland by SMS Möwe . Her crew were taken as prisoners of war.
 * Marjolaine (🇫🇷 France): World War I: The sailing vessel was sunk in the Atlantic Ocean 10 nmi west of Penmarc'h by SMU UC-21.
 * SS Modum (1892) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean south south west of Penmarc'h (47.63333°N, -4.31667°W) by SMU UC-21 . Her crew survived.
 * SS Rakiura (1896) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 60 nmi west south west of the Casquets, Channel Islands by SMU UB-39 . Her crew survived.
 * SS Rollo (1890) (🇩🇰 Denmark): World War I: The cargo ship was sunk in the Atlantic Ocean 35 nmi north of the Île de Batz, Finistère (49.2°N, -3.66667°W) by SMU UB-39 . Her crew survived.
 * SS Saga (1868) (🇳🇴 Norway): World War I: The coaster was sunk in the Atlantic Ocean 50 nmi west north west of Guernsey, Channel Islands by SMU UB-39 . Her crew survived.

9 December

 *  Brizella (🇵🇹 Portugal): World War I: The brigantine was sunk in the Atlantic Ocean west of Gibraltar (38.08333°N, -10.03333°W) by SMU U-38.
 * SS Cambrian Prince ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 610 nmi east of Cape Race, Newfoundland by SMS Möwe . Her crew were taken as prisoners of war.
 * SS Forth (1886) ( undefined): World War I: The cargo ship struck a mine and sank in the North Sea 4 nmi south west of the Shipwash Lightship ( undefined). Her crew survived.
 * SS Harlington (1913) ( undefined): World War I: The cargo ship struck a mine and sank in the North Sea 4 nmi south west of the Shipwash Lightship ( undefined) with the loss of seven of her crew.
 * SS Harlyn (1911) ( undefined): World War I: The cargo ship struck a mine and sank in the North Sea 4 nmi south west of the Shipwash Lightship ( undefined) with the loss of two of her crew.
 *  Louise B. (🇫🇷 France): The schooner was wrecked at Port-de-Bouc, Bouches-du-Rhône. Her crew were rescued.

10 December

 * SS Agder (🇳🇴 Norway): World War I: The coaster was sunk in the North Sea 84 nmi west of Utsire, Vest-Agder by SMU U-24 . Her crew survived.
 *  Emma Laurans (🇫🇷 France): World War I: The barque was shelled and sunk in the Atlantic Ocean off the Canary Islands, Spain (27.8°N, -23.26667°W) by SMU U-52 . Her crew survived, they were rescued by U-52 and landed in the Canary Isles on 12 December.
 * SS Esemplare (1889) ( undefined): World War I: The cargo ship was sunk in the Atlantic Ocean west of Gibraltar (36.63333°N, -8.36667°W) by SMU U-38 . Her crew survived.
 * SS Georgic ( undefined): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 590 nmi east south east of Cape Race, Newfoundland by SMS Möwe with the loss of a crew member. The survivors were taken as prisoners of war.
 *  Gerda (🇳🇴 Norway): World War I: The barque was set afire and sunk in the North Sea by SMU U-82 . Her crew survived.
 * SS Strathalbyn (1909) ( undefined): World War I: The cargo ship struck a mine and sank in the English Channel off Cherbourg, Seine-Maritime, France. Her crew survived.

11 December

 * SS Bjor (1895) (🇳🇴 Norway): World War I: The cargo ship was sunk in the North Sea 4 nmi off the Ryvingen Lighthouse, Vest-Agder by SMU U-66 . Her fifteen crew survived.
 * SS Inger (1908) (🇩🇰 Denmark): World War I: The coaster was sunk in the English Channel 15 nmi south south west of St Catherine's Point, Isle of Wight, United Kingdom by SMU UC-18 . Her crew survived.
 * Jeanne ( undefined): World War I: The sailing vessel was sunk in the Mediterranean Sea south of Sardinia by SMU U-72.
 * SS Magellan (1897) (🇫🇷 France): World War I: The passenger ship was sunk in the Mediterranean Sea 10 nmi south of Pantellaria, Italy (36.6°N, 12.16667°W) by SMU U-63 (Germany) . Her crew survived.
 * SS Nora (1910) (🇩🇰 Denmark): World War I: The coaster struck a mine and sank in the North Sea 7 nmi south of Withernsea, Yorkshire, United Kingdom (54.08333°N, 0.91667°W) with the loss of four of her crew.
 *  Palander (🇸🇪 Sweden): World War I: The three-masted schooner was sunk in the Baltic Sea off Oxö by SMU U-66 . Her crew survived.
 * ITALIAN BATTLESHIP Regina Margherita : World War I: The struck a mine and sank in the Adriatic Sea off Vlorë, Albania with the loss of 675 of her 945 crew.
 * SS Sinai (1896) (🇫🇷 France): World War I: The cargo ship was sunk in the Mediterranean Sea 3 nmi south of Pantellaria (36.58333°N, 12.2°W) by SMU U-63 (Germany) . Her crew survived.

12 December

 * SS Coath (1882) ( undefined): World War I: The coaster was sunk in the English Channel 3 nmi south west of Eastbourne, East Sussex by SMU UB-38 with the loss of sixteen of her crew.
 *  Conrad ( undefined): World War I: The schooner was scuttled in the English Channel 45 nmi south south east of St. Catherine's Point, Isle of Wight (50.08333°N, -0.66667°W) by SMU UB-38 . Her crew survived.
 *  Niord (🇸🇪 Sweden): World War I: The barquentine was sunk in the North Sea (57.46667°N, 7.2°W) by SMU U-83 . Her crew survived.
 * ITALIAN BATTLESHIP Regina Margherita : World War I: The ) struck a mine and sank in the Adriatic Sea off Vlorë, Albania with the loss of 675 of her 945 crew.
 * SS St. Ursula (1912) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 45 nmi south east by south of Malta by SMU U-32 (Germany) with the loss of four crew.

13 December

 * SS Angelo Parodi (1901) ( undefined): World War I: The cargo ship was sunk in the Mediterranean Sea 6 nmi off Cabo Tinoso, Spain (37.3°N, -1.41667°W) by SMU U-38.
 * SS Bretwalda (1911) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 220 nmi east by south of Malta (35.5°N, 19.08333°W) by SMU UB-43 . Her crew survived.
 * SS Kaupanger (1890) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Mediterranean Sea 20 nmi off Cartagena, Murcia, Spain (37.38333°N, -0.8°W) by SMU U-38 . Her crew survived.
 * SS Salamis (1905) (🇬🇷 Greece): World War I: The cargo ship was scuttled in the Atlantic Ocean off Gran Canaria, Canary Islands, Spain by SMU U-47 (Germany).
 *  Solon (🇩🇰 Denmark): World War I: The schooner was sunk in the North Sea 25 nmi west of Hanstholm, Nordjylland by SMU U-71 . Her crew survived.
 * SM UB-29 : World War I: The Type UB II submarine was depth charged and sunk in the English Channel south of the Goodwin Sands, Kent, United Kingdom (51.15°N, 1.76667°W) by HMS Landrail with the loss of all 22 crew.

14 December

 * SS Burnhope (1907) ( undefined): World War I: The cargo ship struck a mine and sank at Hartlepool, County Durham with the loss of a crew member.
 * SS Glencoe (1898) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Bay of Biscay 14 nmi north north west of the Île d'Yeu, Vendée, France (46.9°N, -2.63333°W) by SMU UC-18 . Her crew survived.
 * SS Leca (1902) (🇵🇹 Portugal): World War I: The cargo ship was shelled and sunk in the Bay of Biscay west of the Île de Noirmoutier, Vendée (46.95°N, -2.68333°W) by SMU UC-18 . Her crew survived.
 *  Marcus L. Crann (🇺🇸 United States): The schooner was abandoned in the Atlantic Ocean. Three of her crew were rescued by SS Mar Del Norte (🇪🇸 Spain).
 * SS Russian (1895) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 210 nmi east by south of Malta (35.5°N, 18.86667°W) by SMU UB-43 with the loss of 28 crew.
 * SS Westminster (1905) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 196 nmi east by south of Malta (35.58333°N, 18.38333°W) by SMU UB-43 ( with the loss of fifteen of her crew.

15 December

 *  Amodeo ( undefined): The barque was wrecked at Toulon, Var, France. Her crew were rescued.
 *  Cecelia ( undefined): The barque was wrecked at Toulon with some loss of life.
 *  Constance Mary ( undefined): World War I: The schooner was scuttled in the English Channel 20 nmi north east of Cape Barfleur, Seine-Maritime, France by SMU UC-17 . Her crew survived.
 * SS Emmanuele Accame (1901) ( undefined): World War I: The cargo ship was sunk in the Mediterranean Sea 3 nmi off Cape Bengut, Algeria (37.03333°N, 3.96667°W) by SMU U-38.
 *  Naiad ( undefined): World War I: The full-rigged ship was shelled and sunk in the Atlantic Ocean 25 nmi south east by south of the Bishop Rock, Isles of Scilly (49.7°N, -5.85°W) by SMU UB-38 . Her crew survived.
 * SS Rogn (1901) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Bay of Biscay 18 nmi off Groix, Morbihan, France by SMU UC-18 . Her crew survived.

16 December

 * SS Chassie Maersk (1910) (🇩🇰 Denmark): World War I: The cargo ship was sunk in the Bay of Biscay south west of Brest, Finistère, France (47.08333°N, -7.81667°W) by SMU U-46 . Her crew survived.
 * HMT Crathie : The naval trawler was lost on this date.
 * English and Welsh Ground Lightship ( undefined): The lightship was run into by SS Welshman ( undefined) and sank. Her crew were rescued.
 * USS H-3 (SS-30) : The H-class submarine ran aground in Humboldt Bay. She was salvaged in April 1917, repaired and returned to service.
 * SS Taki Maru (1883) (🇯🇵 Japan): World War I: The cargo ship was sunk in the Bay of Biscay south west of Brest (47.05°N, -7.58333°W) by SMU U-46 . Her crew survived.

17 December

 *  Alerte (🇫🇷 France): World War I: The schooner was sunk in the English Channel 40 nmi west of the Casquets, Channel Islands (49.7°N, -3.41667°W) by SMU UC-17 . Her crew survived.
 * SS Ason (1901) (🇪🇸 Spain): World War I: The cargo ship was torpedoed and sunk in the Atlantic Ocean 27 nmi west of the Bishop Rock, Isles of Scilly, United Kingdom (49.66667°N, -7°W) by SMU UB-38.
 * Athole ( undefined): World War I: The trawler struck a mine and sank in the North Sea 8 nmi east by south of Tod Head, Aberdeenshire.
 * SS Bayhall (1906) ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 90 nmi north by east of Cape Ortegal by SMU U-46 . Her crew survived, but her captain was taken as a prisoner of war.
 * SS Cascais (1899) (🇵🇹 Portugal): World War I: The coaster was torpedoed and sunk in the Bay of Biscay south east of the Île d'Oléron, Charente-Maritime, France (45.85°N, -1.43333°W) by SMU UC-18.
 *  Imaculée Conception (🇫🇷 France): World War I: The three-masted schooner was scuttled in the Bay of Biscay off the La Coubre Lighthouse, Charente-Maritime (45.81667°N, -1.56667°W) by SMU UC-18.
 * Margaret ( undefined): World War I: The drifter struck a mine and sank in the English Channel off Rye, East Sussex with the loss of six of her crew.
 * SS Michail Ontchoukoff (1905) (🇩🇰 Denmark): World war I: The cargo ship struck a mine and sank in the North Sea north by east of the Sunk Lightship ( undefined) (51.84583°N, 1.625°W). Her crew survived.
 * SS Pascal (1913) ( undefined): World War I: The cargo ship was torpedoed and sunk in the English Channel 12 nmi north of the Casquets (49.91667°N, -2.45°W) by SMU U-70 ( with the loss of two of her crew. Her captain was taken as a prisoner of war.
 * SS Prima (1899) (🇳🇴 Norway): World War I: The cargo ship was scuttled in the Bay of Biscay 10 nmi off the La Coubre Lighthouse (45.83333°N, -1.51667°W) by SMU UC-18 . Her crew survived.
 * Prosper Leon (🇫🇷 France): World War I: The fishing vessel was scuttled in the Bay of Biscay off the Île d'Oléron (46.21667°N, -2.41667°W) by SMU UC-18.
 *  Saint Yves (🇫🇷 France): World War I: The three-masted schooner was scuttled in the Bay of Biscay off the La Coubre Lighthouse (45.81667°N, -1.56667°W) by SMU UC-18.
 * SS Sjofna (1881) (🇳🇴 Norway): World War I: The coaster was sunk in the North Sea 130 nmi off the Ryvingen Lighthouse, Vest-Agder (57.6°N, 4.91667°W) by SMU U-71 . Her crew survived.
 * Tripoli ( undefined): World War I: The sailing vessel was sunk in the Mediterranean Sea south west of Cape Carbonara, Sardinia by SMU U-38.

18 December

 * Arran ( undefined): World War I: The trawler was shelled and sunk in the North Sea 110 nmi east of the Longstone Lighthouse, Northumberland (56.1°N, 1.66667°W) by SMU UB-34 . Her crew survived.
 * SS Buki (1894) ( undefined): World War I: The cargo ship struck a mine and sank in the Baltic Sea off Naissaar, Estonia (59.56667°N, 24.41667°W).
 * SS Dramatist ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 490 nmi off Flores, Pernambuco, Brazil by SMS Möwe . Her crew survived.
 *  Eugene Gaston (🇫🇷 France): World War I: The brig was scuttled in the Atlantic Ocean 15 nmi north west of the Le Four Lighthouse, Ouessant, Finistère by SMU U-70 . Her crew survived.
 * SS Flimston (1916) ( undefined): World War I: The cargo ship was scuttled in the Atlantic Ocean 21 nmi north by east of Ouessant (48.8°N, -5.13333°W) by SMU U-70 . Her crew survived, but two of them were taken as prisoners of war.
 * SS Herø (1907) (🇳🇴 Norway): World War I: The cargo ship was sunk in the North Sea 100 nmi west south west of Lindesnes, Vest-Agder (56.86667°N, 5.31667°W) by SMU U-71 . Her crew survived.
 * Hirondelle (🇫🇷 France): World War I: The sailing vessel was sunk in the Atlantic Ocean north east of the Le Four Lighthouse by SMU U-70.
 *  Maria Louis (🇫🇷 France): World War I: The schooner was scuttled in the English Channel 35 nmi north west of Île Vierge, Finistère (49.28333°N, -5.03333°W) by SMU UC-17 . Her crew survived.
 * SS Opal (1894) ( undefined): World War I: The coaster was sunk in the Irish Sea off the Isle of Man by SMU U-80 with the loss of twelve crew.
 * Quo Vadis (🇫🇷 France): World War I: The sailing vessel was scuttled in the English Channel south of The Lizard, Cornwall, United Kingdom (49.63333°N, -5.13333°W) by SMU UC-17.
 * Sieka (🇳🇱 Netherlands): World War I: The sailing vessel was sunk in the North Sea (56.71667°N, 4.58333°W) by SMU U-71 . Her crew survived; they were rescued by SM U-71.
 *  Vague (🇫🇷 France): World War I: The schooner was scuttled in the English Channel 35 nmi north of Île Vierge (49.18333°N, -4.86667°W) by SMU UC-17 . Her crew survived.

19 December

 * Ansgar (🇳🇴 Norway): World War I: The sailing vessel was sunk in the North Sea by SMU UB-34 . Her crew survived.
 * SS Falk (1904) (🇳🇴 Norway): World War I: The coaster was sunk in the Atlantic Ocean 5 nmi west of Cape Finisterre, Spain by SMU U-46 . Her crew survived.
 * SS Gerda (1906) ( undefined): World War I: The depôt ship was scuttled on this date. A former Danish coaster, she was captured on 16 December in the Atlantic Ocean off Cape Finisterre (47.11667°N, -7.75°W) by SMU U-46 . Her crew survived.
 *  Kornmo (🇳🇴 Norway): World War I: The barque was sunk in the North Sea by SMU UB-34 . Her crew survived.
 * SS Liverpool (1892) ( undefined): World War I: The coaster struck a mine and sank in the Irish Sea 11 nmi south east by east of the Chicken Rock, Isle of Man (53.81667°N, -4.38333°W) with the loss of three of her crew.
 * SS Nystrand (1905) (🇳🇴 Norway): World War I: The cargo ship was sunk in the North Sea 170 nmi south west of Lyngør, Aust-Agder (56.78333°N, 6.13333°W) by SMU U-81 . Her crew survived.
 *  Ocean (🇫🇷 France): World War I: The three-masted schooner was sunk in the Atlantic Ocean 40 nmi west north west of Ouessant, Finistère by SMU UB-38.
 * SS Sno (1912) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Mediterranean Sea 25 nmi west of the Isla de Alborán, Spain by SMU U-47 (Germany) . Her crew survived.

20 December

 *  Eva (🇩🇰 Denmark): World War I: The schooner was sunk in the North Sea 80 nmi east north east of Hartlepool, County Durham, United Kingdom by SMU UB-34 . Her crew survived.
 * SS Hildawell (1892) ( undefined): World War I: The cargo ship struck a mine and sank in the North Sea off Sunderland, County Durham with the loss of 22 of her crew.
 * SS Itonus (1898) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 60 nmi north west by west of Malta (36.2°N, 13.26667°W) by SMU U-38 with the loss of five crew.
 * SS Mereddio (1885) (🇸🇪 Sweden): World War I: The cargo ship was sunk in the North Sea (56.46667°N, 3.83333°W) by SMU UB-34 . Her crew survived.
 * Otarie II (🇫🇷 France): World War I: The trawler was shelled and sunk in the Bay of Biscay 24 nmi west of La Coubre, Gironde by SMU UC-17 . Her crew survived.
 * Saint Antoine de Padoue (🇫🇷 France): World War I: The trawler was sunk in the Bay of Biscay off Bordeaux, Gironde by SMU UC-17.

21 December

 * HMS Hoste (1916) : The collided with the  HMS Negro (1915) off the Orkney Islands. Both vessels sank, HMS Negro with the loss of all 80 crew.
 * SS Modig (1913) (🇳🇴 Norway): World War I: The cargo ship struck a mine and sank in the North Sea 15 nmi south south east of Flamborough Head, Yorkshire, United Kingdom (53.93333°N, 0.21667°W). Her crew survived.
 * SS Murex (1892) ( undefined): World War I: The tanker was torpedoed and sunk in the Mediterranean Sea 94 nmi off Port Said, Egypt (32.33333°N, 31°W) by SM U-73 with the loss of a crew member.
 * SS Norseman ( undefined): The cargo ship struck the Maids Rocks, in the Irish Sea off Larne, County Antrim and sank. Her crew were rescued.
 * SS Skiftet (1908) ( undefined): World War I: The ship struck a mine and sank in the Baltic Sea south of the Åland Islands, Finland (59.96667°N, 20.13333°W) with the loss of 86 lives.
 * HMT St. Ives : World War I: The naval trawler struck a mine and sank in the English Channel off St. Anthony Head, Cornwall (approximately 50.1°N, -5°W) with the loss of eleven of her crew.

22 December

 * Amedée (🇫🇷 France): World War I: The sailing vessel was sunk in the English Channel 35 nmi north of the Triagoz Lighthouse, Finistère by SMU UC-18.
 * SS Avanti (1877) ( undefined): World War I: The cargo ship was sunk in the Bay of Biscay off the north coast of Spain by SMU U-70 with the loss of all hands.
 * SS Dansborg (1904) (🇩🇰 Denmark): World War I: The cargo ship was sunk in the English Channel (49.66667°N, -3.8°W) by SMU UC-18 . Her crew survived.
 * HMS E30 : World War I: The E-class submarine struck a mine and sank in the North Sea off Orford Ness, Suffolk with the loss of all 30 crew.
 * SS Hroptatyr (1913) (🇩🇰 Denmark): World War I: The cargo ship was sunk in the English Channel 25 nmi west north west of Guernsey, Channel Islands (49.61667°N, -3°W) by SMU UC-18 with the loss of two of her crew.

23 December

 * SS Marques di Urquijo (1891) (🇪🇸 Spain): World War I: The cargo ship was sunk in the Bay of Biscay 50 nmi north of Bilbao, Biscay (44.2°N, -3.51667°W) by SMU U-46 . Her crew survived.
 * SS Thistleban (1910) ( undefined): World War I: The cargo ship struck a mine and was damaged in the Mediterranean Sea 5 nmi north north west of Alexandria, Egypt. She was beached but was declared a total loss.
 * SS William Middleton (1893) ( undefined): World War I: The cargo ship was damaged in the Bristol Channel 4 nmi north north west of Lundy Island, Devon by SMU UC-45 . She was beached, but was later repaired and returned to service.

24 December

 * HMT Abelard : The naval trawler sank at Plymouth, Devon, possibly through striking a mine. Salvage efforts were abandoned on 11 January 1917.
 * SS Bargany (1911) ( undefined): World War I: The coaster was shelled and sunk in the English Channel 25 nmi north of Ouessant, Finistère, France (48.86667°N, -5.31667°W) by SMU UC-17 . Her crew survived.
 *  Harry W. Adams ( undefined): World War I: The schooner was shelled and sunk in the Atlantic Ocean 46 nmi north west by west of Cape Villano, Spain by SMU U-70 . Her crew survived.

25 December

 *  Boavista (🇩🇰 Denmark): The barque was wrecked at Boa Vista, Cape Verde Islands with the loss of a crew member.
 *  Courlis (🇫🇷 France): World War I: The schooner was sunk in the English Channel 25 nmi north east of the Île Vierge Lighthouse, Finistère by SMU UC-17.
 *  Hiram ( undefined): The barquentine was driven ashore on Nevis and was wrecked.
 *  Marie Pierre (🇫🇷 France): World War I: The schooner was set afire and sunk in the Bay of Biscay (44.7°N, -3.16667°W) by SMU U-46 . Her crew survived.

26 December

 *  Agnes ( undefined): World War I: The schooner was scuttled in the Irish Sea 15 nmi south west by west of St. Ann's Head, Pembrokeshire by SMU UC-45 . Her crew survived.
 *  Johan (🇩🇰 Denmark): World War I: The barque was scuttled in the English Channel 22 nmi north north west of the Casquets, Channel Islands by SMU U-79 . Her crew survived.
 * Neptune (🇧🇪 Belgium): World War I: The trawler was sunk in the Irish Sea off the Smalls Lighthouse by SMU UC-45 . Her crew survived.
 *  Saint Louis (🇫🇷 France): World War I: The schooner struck a mine and sank in the Irish Sea 3.5 nmi south of Mumbles Head, Glamorgan, United Kingdom (51.51667°N, -3.98333°W).
 *  Spinaway ( undefined): World War I: The schooner was shelled and sunk in the Atlantic Ocean 42 nmi north west of Cape Villano, Spain (43.1°N, -10.05°W) by SMU U-70 . Her crew survived.

27 December

 * SS Aislaby (1891) ( undefined): World War I: The cargo ship was scuttled in the Bay of Biscay 10 nmi off Estaca Point, Galicia, Spain by SMU U-46 . Her crew survived, but her captain was taken as a prisoner of war.
 * SS Copsewood (1908) ( undefined): World War I: The coaster was torpedoed and sunk in the Atlantic Ocean 34 nmi south south west of The Lizard, Cornwall (49.31667°N, -5.81667°W) by SMU U-79 . Her crew survived.
 * FRENCH BATTLESHIP Gaulois : World War I: The was torpedoed and sunk in the Aegean Sea off Cape Maleas, Greece (36.25°N, 23.7°W) by SMU UB-47  with the loss of four of her 668 crew.
 * Goulfar ( undefined): World War I: The depôt ship was scuttled on this day. Formerly a French trawler, she was captured on 24 December in the Bay of Biscay north of Spain (43.9°N, -7.56667°W) by SMU U-46.
 * SS Ida (1900) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 50 nmi south of the Wolf Rock, Cornwall (48.93333°N, -5.83333°W) by SMU U-79 . Her crew survived.
 *  Maud (🇩🇰 Denmark): World War I: The schooner wassunk in the Atlantic Ocean off the coast of Portugal (42.11667°N, -10.53333°W) by SMU UC-34 . Her crew survived.

28 December

 * SS Montrose (1897) ( undefined): The ocean liner was wrecked on the Goodwin Sands, Kent.
 * SS Oronsay (1900) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 48 nmi south east of Malta by SMU UC-22 . Her crew survived, but her captain was taken as a prisoner of war.
 *  Pitho ( undefined: World War I: The brigantine was scuttled in the English Channel 30 nmi south east of Start Point, Devon by SMU UC-17 . Her crew survived.
 *  Seedonis ( undefined): World War I: The three-masted schooner was sunk in the Atlantic Ocean off Lisbon, Portugal (38.03333°N, -10.43333°W) by SMU UC-34.
 * SS Tuskar (1892) ( undefined): World War I: The cargo ship was sunk in the North Sea 60 nmi east of Kirkwall, Orkney Islands, United Kingdom by SMU U-48 . Her crew survived.
 * Union (🇳🇴 Norway): World War I: The sailing vessel was sunk in the English Channel by SMU UC-17 . Her crew survived.
 * FRENCH TORPEDO BOAT 317 : World War I: The torpedo boat struck a mine and sank in the English Channel off Calais with the loss of nine of her crew.

29 December

 * SS Lonada (1912) ( undefined): World War I: The cargo ship struck a mine and sank in the North Sea 5 nmi north by east of the Shipwash Lightship ( undefined) with the loss of six of her crew.
 * HMS Ludlow (1915) : World War I: The struck a mine and sank in the North Sea off the Shipwash Lightship ( undefined) (51.85°N, 1.33333°W) with the loss of six of her crew.

30 December

 * SS Apsleyhall (1911) ( undefined): World War I: The cargo ship was torpedoed and sunk in the Mediterranean Sea 28 nmi west by north of Gozo, Malta by SMU UC-22 . Her crew survived, but her captain was taken as a prisoner of war.
 * SS Borre (1914) (🇳🇴 Norway): World War I: The cargo ship was scuttled in the Atlantic Ocean 16 nmi north east of Cape Finisterre, Spain (43.2°N, -9.38333°W) by SMU U-70 . Her crew survived.
 * SS Danmark (1893) (🇩🇰 Denmark): World War I: The cargo ship was scuttled in the Bay of Biscay off Vivero, Galicia, Spain (45.91667°N, -8°W) by SMU U-79 . Her crew survived.
 * SS Edda (1902) (🇳🇴 Norway): World War I: The cargo ship was scuttled in the Atlantic Ocean 3.5 nmi north west of Cape Finisterre (43.18333°N, -9.31667°W) by SMU U-70 . Her crew survived.
 * Jean ( undefined): World War I: The sailing vessel was sunk in the Atlantic Ocean 60 nmi east of the St Paul Rocks, Brazil by SMS Geier (1913).
 * HMT Relevo : The naval trawler was wrecked in the Mediterranean Sea off El Arish, Egypt.
 * SS Sappho (1891) (🇬🇷 Greece): World War I: The cargo ship was sunk in the English Channel 25 nmi north of the Île Vierge, Finistère, France (48.75°N, -4.66667°W) by SMU UC-45 . Her crew survived.
 * SS Zoroaster (1900) ( undefined): World War I: The collier struck a mine and sank in the North Sea 1.75 nmi east north east of the Sunk Lightship ( undefined) (51.88333°N, 1.63333°W) with the loss of three of her crew.

31 December

 * SS Eva (1908) (🇳🇴 Norway): World War I: The cargo ship was scuttled in the English Channel 10 nmi south of The Lizard, Cornwall, United Kingdom (49.78333°N, -5.16667°W) by SMU UB-18 . Her crew survived.
 * SS Flora (1899) (🇳🇴 Norway): World War I: The cargo ship was sunk in the Atlantic Ocean 25 nmi south west of the Wolf Rock, Cornwall by SMU UB-18 . Her crew survived.
 * Protector ( undefined): World War I: The pilot boat struck a mine and sank in the River Tyne with the loss of nineteen lives.
 * FRENCH TRAWLER Venus : World War I: The naval trawler struck a mine and sank in the Aegean Sea off Milos, Greece with the loss of nine of her crew.