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Allied Warships
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U-boat Fates
U-boat Losses 1914-1918
This list does not include interned or scuttled U-boats. Only war casualties.
| Date | Dead | Surv. | Fate | |
| , 0000 | ... | |||
1914 | ||||
| 9 Aug, 1914 | 25 | 0 | Rammed by HMS Birmingham off Fair Isle ... | |
| 12 Aug, 1914 | 25 | 0 | off Heligoland Bight, mine or accident ... | |
| 23 Nov, 1914 | 1 | 22 | Rammed by HMS Garry and trawler Dorothy Grey in Pe ... | |
| 9 Dec, 1914 | 26 | 0 | Mined off the Belgian coast on December 9, 1914 at ... | |
| 18 Dec, 1914 | 29 | 0 | Mine or accident off Belgian coast ca. 18-12 ... | |
1915 | ||||
| 13 Jan, 1915 | 31 | 0 | Final fate unknown. Possibly mined off E coast of ... | |
| 21 Jan, 1915 | 24 | 1 | Misidentified and torpedoed off Dutch coast by U22 ... | |
| 4 Mar, 1915 | 0 | Trapped in nets, forced to surface and scuttled un ... | ||
| 10 Mar, 1915 | 20 | 10 | Rammed and shelled by destroyer off Fife Ness then ... | |
| 18 Mar, 1915 | 32 | 0 | Rammed by HMS Dreadnough in Pentland Firth. Sank 5 ... | |
| 30 Apr, 1915 | 32 | 0 | Mined while homebound near the Sandettie Bank (Str ... | |
| 23 May, 1915 | 14 | 0 | Lost in Aegean Sea. Final fate unknown ... | |
| 5 Jun, 1915 | 1 | 27 | Disabled by gunfire from armed trawler Oceanic II ... | |
| 23 Jun, 1915 | 29 | Torpedoed by HM Sub C24 in connection with decoy t ... | ||
| 30 Jun, 1915 | 15 | 0 | Destroyed by detonation of own mines off Yarmouth ... | |
| 20 Jul, 1915 | 24 | 10 | Torpedoed by HM Sub C27 in connection with decoy t ... | |
| 24 Jul, 1915 | 18 | Sunk by gunfire from Q-Ship Prince Charles off the ... | ||
| 15 Aug, 1915 | 15 | 0 | Sunk by gunfire from Q-Ship Inverlyon off Yarmouth ... | |
| 19 Aug, 1915 | 37 | 0 | Sunk by gunfire from Q-Ship Baralong in Western Ap ... | |
| 15 Sep, 1915 | 24 | 5 | Torpedoed by HM Sub E16 off Stavanger 5910N 0509E ... | |
| 24 Sep, 1915 | 35 | 2 | Sunk by gunfire from Q-Ship Baralong in Western Ap ... | |
| 30 Sep, 1915 | 30 | 0 | Lost in Gulf of Finland Aug/Sep 1915 for unknown r ... | |
| 20 Oct, 1915 | 14 | 0 | UC 9 was assigned to lay mines off Long Sand. She ... | |
| 29 Nov, 1915 | 0 | Went aground in a storm E of the Bosphorus at 41.0 ... | ||
1916 | ||||
| 16 Mar, 1916 | 15 | 0 | Sunk by explosion of her own mines off Taranto 402 ... | |
| 22 Mar, 1916 | 38 | 0 | Sunk by gunfire from Q-Ship Farnborough SW Ireland ... | |
| 5 Apr, 1916 | 0 | 21 | Entangled in nets from the French destroyer Trombe ... | |
| 24 Apr, 1916 | 17 | 0 | Lost in a mine net off the Belgian coast (51.33N, ... | |
| 27 Apr, 1916 | 0 | Grounded on the Shipwash Shoal 5159N 0138E. Boat s ... | ||
| 17 May, 1916 | 34 | 0 | Sank in a mine handling accident 3.5 miles off Dun ... | |
| 27 May, 1916 | 18 | 0 | Mined N of Zeebrugge 5135N (?) 0308E ... | |
| 30 Jun, 1916 | 29 | 0 | Probably mined in Gulf of Finland ... | |
| 5 Jul, 1916 | 18 | 0 | Presumed to have blown up on a mine N of Zeebrugge ... | |
| 7 Jul, 1916 | 33 | 0 | Lost after this date while on a mission to lay min ... | |
| 14 Jul, 1916 | 34 | 4 | Torpedoed by HM Sub H5 while leaving Ems estuary ... | |
| 4 Aug, 1916 | 24 | 0 | Disappeared in Aegean Sea on or after 4.8.16 ... | |
| 21 Aug, 1916 | 18 | 0 | Torpedoed by HM Sub E54 off Schouwen Bank 5202N 03 ... | |
| 27 Sep, 1916 | 15 | 0 | Lost for unknown reason in the Black Sea ... | |
| 3 Nov, 1916 | 35 | 0 | Missing after November 3, 1916. ... | |
| 4 Nov, 1916 | 0 | Grounded at 5633N 0808E on the Danish coast and bl ... | ||
| 6 Nov, 1916 | 15 | 5 | Struck a mine of Varna in position 43.12N, 28.09E, ... | |
| 30 Nov, 1916 | 8 | 16 | Sunk by gunfire from Q-Ship Penshurst at 49.56N 02 ... | |
| 30 Nov, 1916 | 15 | 0 | Lost for unknown reason probably off Danube's mout ... | |
| 6 Dec, 1916 | 25 | 0 | Sunk in the English Channel in position 49.41N, 06 ... | |
| 7 Dec, 1916 | 20 | 0 | Struck a mine in the Bosporus at 4126N 2835E ... | |
| 13 Dec, 1916 | 22 | 0 | Sunk by 2 depth charges from HMS Landrail at 5109N ... | |
1917 | ||||
| 14 Jan, 1917 | 21 | 0 | Sunk by gunfire from Q-Ship Penshurst at 50.07N 01 ... | |
| 22 Jan, 1917 | 1 | Foundered in bad weather off North Cape (71N, 23E) ... | ||
| 8 Feb, 1917 | 7 | Forced to surface by depth charge and sank by gunf ... | ||
| 8 Feb, 1917 | 23 | 0 | Rammed by detroyer HMS Liberty SE of Goodwin Sands ... | |
| 17 Feb, 1917 | 35 | 1 | Sunk by gunfire of Q-Ship Farnborough SW of Irelan ... | |
| 19 Feb, 1917 | 28 | 0 | Sunk by gunfire of Q-Ship Lady Olive at 4915N 0234 ... | |
| 23 Feb, 1917 | 19 | 3 | Blew up on her own mines off Roker Pier LH 54.54.5 ... | |
| 10 Mar, 1917 | 26 | 0 | Torpedoed by HM Sub G13 N of Muckle Fluga, Shetlan ... | |
| 12 Mar, 1917 | 38 | 0 | Sunk by gunfire from Q-Ship Privet at 5002N 0413W ... | |
| 13 Mar, 1917 | 27 | 0 | Blew up on her own mines off Start Point at 5017N ... | |
| 21 Apr, 1917 | 27 | 0 | Struck a mine off Horns Reef at 5520N 0715E ... | |
| 1 May, 1917 | 24 | Torpedoed W of Ireland at 51.33N, 13.38W by HM Sub ... | ||
| 7 May, 1917 | 24 | 0 | Lost east of the Sandettie Bank at position 51.20N ... | |
| 8 May, 1917 | 24 | 2 | Rammed by HMS Milne off Calais at 5103N 0140E ... | |
| 9 May, 1917 | 23 | 0 | Missing after sailing on May 9, 1917. Possibly min ... | |
| 14 May, 1917 | 33 | 4 | Struck a German mine off Horns Reef at 55.33N 07.1 ... | |
| 21 May, 1917 | 27 | 0 | Rammed off Ushant (4842N 0514W) by French steamer ... | |
| 24 May, 1917 | 24 | Torpedoed by French submarine Circé off Cattaro en ... | ||
| 7 Jun, 1917 | 23 | 2 | Sunk by gunfire from Q-Ship Pargust S of Ireland a ... | |
| 12 Jun, 1917 | 23 | 0 | The commonly listed fate is that UC 66 was forced ... | |
| 7 Jul, 1917 | 40 | 0 | Torpedoed by HM Sub J2 at 5800N 0305E ... | |
| 11 Jul, 1917 | 40 | 0 | Last contact on July 11, 1917 while en route to pa ... | |
| 19 Jul, 1917 | 17 | 0 | UC 1 was possibly mined off Nieuport in a new laid ... | |
| 26 Jul, 1917 | 0 | 0 | Stranded N of Boulogne at 5053N 0133E. Flooded and ... | |
| 28 Jul, 1917 | 13 | 0 | Hit a mine and sank with all hands while on a divi ... | |
| 29 Jul, 1917 | 22 | 0 | Commonly listed as rammed and depth charged by HMS ... | |
| 4 Aug, 1917 | 28 | 1 | Sunk on her one of her own mines that prematurely ... | |
| 12 Aug, 1917 | 44 | 0 | Rammed by HMS Oracle off S Norway at 58.51N 04.20E ... | |
| 21 Aug, 1917 | 27 | 0 | Suffered an explosionof own mines and was then dep ... | |
| 21 Aug, 1917 | 31 | 0 | Missing after August 21, 1917. Loss could be anywh ... | |
| 31 Aug, 1917 | 44 | 0 | Sunk probably from a mine off Terschelling on or a ... | |
| 2 Sep, 1917 | 39 | 0 | Sunk by explosion of SS Olive's cargo following gu ... | |
| 3 Sep, 1917 | 40 | 0 | Lost on or after September 3, 1917, possibly in th ... | |
| 5 Sep, 1917 | 43 | 0 | Presumably mined off Terschelling ... | |
| 10 Sep, 1917 | 27 | 0 | Lost in explosion of own mines off Cork at 5144N, ... | |
| 11 Sep, 1917 | 43 | 0 | Rammed in Biscay and sunk by gunfire from SS Briti ... | |
| 12 Sep, 1917 | 43 | 2 | Torpedoed by HM Sub D7 W of Shetlands at 5548N 073 ... | |
| 22 Sep, 1917 | 24 | 0 | Possibly sunk by bombs dropped from RNAS aircraft ... | |
| 26 Sep, 1917 | 27 | 1 | Gunfired then rammed by patrol boat PC61 in St Geo ... | |
| 27 Sep, 1917 | 16 | 0 | Sunk in a mined net off North Foreland at 51.30N 0 ... | |
| 29 Sep, 1917 | 10 | Lost by accident in a minelay operation off Lerwic ... | ||
| 30 Sep, 1917 | 27 | 0 | Departed Zeebrugge for the Bay of Biscay on 13.9. ... | |
| 3 Oct, 1917 | 17 | 0 | Mined in a British minefield off the entrance to Z ... | |
| 4 Oct, 1917 | 27 | 0 | Presumed mined off Zeebrugge in October 1917 ... | |
| 5 Oct, 1917 | 24 | 0 | Mined north of Scarborough, England ... | |
| 7 Oct, 1917 | 41 | 0 | Lost in a new minefield off Heligoland when homewa ... | |
| 14 Oct, 1917 | 30 | 0 | Mined on the Thorton bank near Zeebrugge in Ocrobe ... | |
| 1 Nov, 1917 | 26 | Torpedoed by HM Sub E52 off Goodwin Sands at 5123N ... | ||
| 3 Nov, 1917 | 22 | 5 | Torpedoed by HM Sub C15 at 5031N 0027E. ... | |
| 17 Nov, 1917 | 2 | Depth charged by destroyer USS Fanning in Bristol ... | ||
| 17 Nov, 1917 | 29 | 0 | Sunk in the English Channel, in position 50.08N, 0 ... | |
| 18 Nov, 1917 | 28 | 0 | Rammed by patrol boat P57 off Flamborough Head 54. ... | |
| 18 Nov, 1917 | 27 | 0 | Presumably mined in the Gulf of Finland on or afte ... | |
| 24 Nov, 1917 | 19 | 17 | While waiting for the moon to set, U 48 drifted an ... | |
| 29 Nov, 1917 | 34 | 0 | Blew up on a mine previously laid by HM Sub E51 an ... | |
| 2 Dec, 1917 | 29 | 6 | Mined 10 miles SE Dunnose Head. Remained partially ... | |
| 6 Dec, 1917 | 11 | Went into collision with U96 off Barfleur and sank ... | ||
| 9 Dec, 1917 | 24 | 0 | Rammed and sunk by trawler Ben Lawer in the Channe ... | |
| 10 Dec, 1917 | 34 | 0 | Mined off Scarborough ... | |
| 13 Dec, 1917 | 23 | Struck a mine off Terschelling ... | ||
| 14 Dec, 1917 | 9 | 25 | Depth charged by French destroyers in the Ionian S ... | |
| 19 Dec, 1917 | 37 | 0 | Mined in the Strait of Dover and sank 5058N 0121E ... | |
| 25 Dec, 1917 | 44 | 0 | Rammed by HMS Buttercup and depth charged to be fi ... | |
1918 | ||||
| 7 Jan, 1918 | 29 | 0 | Missing after sailing on January 7, 1918 for the B ... | |
| 9 Jan, 1918 | 31 | 0 | Destroyed in an explosive sweep followed by a dept ... | |
| 14 Jan, 1918 | 33 | 0 | Lost for unknown reason in January or the beginnin ... | |
| 15 Jan, 1918 | 43 | 0 | Missing after January 15, 1918 ... | |
| 16 Jan, 1918 | 36 | 0 | Sunk by unknown cause off Hardelot, France (identi ... | |
| 18 Jan, 1918 | 30 | 0 | Missing in the Eastern Mediterreanean after Januar ... | |
| 19 Jan, 1918 | 22 | 0 | Mined in the Heligoland Bight at 5427N 0635E ... | |
| 26 Jan, 1918 | 43 | 0 | Possible mined in the Strait of Dover on January 2 ... | |
| 26 Jan, 1918 | 40 | 0 | Possibly rammed and depth charged by PC62 in St Ge ... | |
| 26 Jan, 1918 | 26 | 2 | Depth charged by HMS Leven at 5103N 0146E ... | |
| 8 Feb, 1918 | 27 | 0 | Ran into a minefield while attempting to escape de ... | |
| 12 Feb, 1918 | 43 | 0 | Rammed N of Malin Head by HMS Roxburgh and sunk at ... | |
| 1 Mar, 1918 | 29 | 0 | Sailed on March 1, 1918 for patrol off Portland ar ... | |
| 10 Mar, 1918 | 35 | 0 | Sunk by a mine in the Dover Barrage at 51.00N, 01. ... | |
| 15 Mar, 1918 | 39 | Severely damaged in a D/C attack from HMS Michael ... | ||
| 15 Mar, 1918 | 18 | 0 | Sailed from Zeebrugge on March 11, 1918 and was ne ... | |
| 26 Mar, 1918 | 36 | 0 | Sunk in a D/C attack by PC51 at 51.48N 05.32W ... | |
| 5 Apr, 1918 | 30 | 0 | Mined off Griz Nez, France while homebound, likely ... | |
| 11 Apr, 1918 | 28 | 0 | Struck a mine and sank SW of the Varne sandbank at ... | |
| 17 Apr, 1918 | 32 | 0 | Severely damaged in a D/C attack by 2 trawlers, su ... | |
| 19 Apr, 1918 | 35 | 0 | Mined off Dover in position 51.01N 01.17E on April ... | |
| 21 Apr, 1918 | 32 | 0 | Lost off Gibraltar when depth charged by ML413 at ... | |
| 22 Apr, 1918 | 23 | 6 | Mined while outbound in Strait of Dover. Sank at 5 ... | |
| 25 Apr, 1918 | 41 | 1 | Depth charged by HMS Jessamine in St George's Chan ... | |
| 30 Apr, 1918 | 0 | 34 | Flooded through not completely closed hatch while ... | |
| 2 May, 1918 | 26 | 0 | Lost on a mine in the Strait of Dover at 51.01N, 0 ... | |
| 5 May, 1918 | 34 | 0 | Rammed by the steamer Green Island between Rathlin ... | |
| 5 May, 1918 | 33 | 0 | Sailed 16.4 from Germany for Cattaro and vanished ... | |
| 8 May, 1918 | 41 | 0 | Shelled then depth charged by HMS Wildflower NW Ma ... | |
| 9 May, 1918 | 29 | 0 | Rammed by steamer Queen Alexandra west of Cherbour ... | |
| 10 May, 1918 | 15 | 1 | Torpedoed by HM Sub E34 in North Sea at 5206N 0201 ... | |
| 11 May, 1918 | 77 | 0 | Torpedoed in the Atlantic at 3651N 1150W by HM Sub ... | |
| 12 May, 1918 | 10 | Rammed by RMS Olympic and sunk at 4916N 0451W ... | ||
| 12 May, 1918 | 34 | Torpedoed by HM Sub D4 at 5008N 0241W ... | ||
| 17 May, 1918 | 20 | 5 | Sunk by gunfire from French patrol vessel Ailly SW ... | |
| 23 May, 1918 | 32 | 2 | Torpedoed by HM Sub H4 in Otranto Strait at 4136N ... | |
| 26 May, 1918 | 35 | 0 | Sunk by depth charges from patrol yacht Lorna in ... | |
| 31 May, 1918 | 19 | Rammed and sank by HMS Fairy while attacking a con ... | ||
| 17 Jun, 1918 | 38 | 5 | Damaged by D/C from HMS Lychnis, she surfaced and ... | |
| 20 Jun, 1918 | 30 | 0 | Mined off the Varne at 50.58N, 01.23W after being ... | |
| 26 Jun, 1918 | 18 | 1 | Hit a mine while submerged and blew up in Strait o ... | |
| 2 Jul, 1918 | 36 | 0 | Mined off the Flanders coast in July 1918 ... | |
| 9 Jul, 1918 | 0 | Sunk near Caorlé by mines. Raised 25 July 1918. Wr ... | ||
| 14 Jul, 1918 | 37 | 0 | Lost by accidental cause (marine casualty) off Pad ... | |
| 14 Jul, 1918 | 30 | 0 | Mined off the Flanders coast in late July 1918. ... | |
| 19 Jul, 1918 | 13 | Damaged by D/C attack, she surfaced and was rammed ... | ||
| 20 Jul, 1918 | 2 | Severely damaged by D/C attack, she surfaced and w ... | ||
| 3 Aug, 1918 | 10 | Hit 2 mines in Otranto Barrage and sank at 3940N 1 ... | ||
| 4 Aug, 1918 | 38 | 0 | Sunk by unknown cause one mile north of Flamboroug ... | |
| 8 Aug, 1918 | 31 | 0 | Depth charged by HMS Opossum off Start Point and s ... | |
| 13 Aug, 1918 | 26 | 0 | Depth charged off E coast of UK and sunk at 5432N ... | |
| 14 Aug, 1918 | 37 | 0 | Mined off the Flanders coast after sailing from Ze ... | |
| 14 Aug, 1918 | 34 | 0 | Mined off the Flanders coast on August 14, 1918 ... | |
| 19 Aug, 1918 | 19 | 0 | Lost for unknown reason between 19 and 24.8 in Nor ... | |
| 28 Aug, 1918 | 31 | 0 | Sunk by D/C from HMS Ouse off E coast of England a ... | |
| 29 Aug, 1918 | 28 | 8 | Hit a mine and sank in the Dover Barrage at 5103N ... | |
| 9 Sep, 1918 | 42 | 0 | Mined in the Northern Barrage east of the Orkney I ... | |
| 10 Sep, 1918 | 37 | 0 | Sunk by D/C from HMS Ophelia off Orkney at 5828N 0 ... | |
| 14 Sep, 1918 | 39 | 0 | Left Zeebrugge for western Channel via north route ... | |
| 21 Sep, 1918 | 36 | 0 | Disappeared presumably in Lyme Bay for an unknown ... | |
| 25 Sep, 1918 | 77 | 0 | Probably mined in Northern Passage as she failed t ... | |
| 29 Sep, 1918 | 39 | 0 | Depth charged until destruction by HMS Ouse and St ... | |
| 30 Sep, 1918 | 42 | 0 | Mined in the Northern Barrage east of the Orkney I ... | |
| 30 Sep, 1918 | 34 | 0 | Possibly mined S of Fair Isle passage on or after ... | |
| 4 Oct, 1918 | 1 | 33 | Encountered technical problems and had to surface ... | |
| 16 Oct, 1918 | 38 | 0 | Torpedoed by HM Sub L12 in the Skagerrack at 5755N ... | |
| 18 Oct, 1918 | 38 | 0 | Sailed on 18.10 and was never heard from again. ... | |
| 19 Oct, 1918 | 36 | 0 | Most likely mined in the Northern Barrage ... | |
| 21 Oct, 1918 | 7 | Sank at Kiel in position 54.21N, 10.10E after a co ... | ||
| 27 Oct, 1918 | 40 | 0 | Torpedoed by HM Sub G2 N of North Sea at 5602N 050 ... | |
| 28 Oct, 1918 | 36 | 0 | Mined off Hoxa Gate and depth charged until destru ... | |
| 6 Nov, 1918 | Surrendered at Venice. Broken up there in 1919. ... | |||
| 10 Nov, 1918 | Taken right back to the dockyard after being commi ... | |||
183 U-boats lost during 1914-1918. | ||||