Listing of Allied auxiliary warships (see also warship listing) so marked in our databases.
| Loss date | Type | Name of ship | Tons | Nat. | U-boat | ||
| 30 Oct, 1939 | A/S trawler |  | HMS Northern Rover (4.58) | 655 |  | U-59 | |
| 21 Nov, 1939 | M/S trawler | Ste. Claire | 57 |  | U-16 | ||
| 6 Dec, 1939 | M/S trawler | HMS Washington | 209 | | U-59 | ||
| 21 Dec, 1939 | Boom defence vessel | HMS Bayonet (Z 05) | 605 | | U-21 | ||
| 23 Dec, 1939 | M/S trawler | HMS Promotive | 78 | | U-31 | ||
| 23 Dec, 1939 | M/S trawler | HMS Glen Albyn | 82 | | U-31 | ||
| 23 Dec, 1939 | Repair ship | HMS Dolphin | 3.099 | | U-22 | ||
| 25 Dec, 1939 | M/S trawler | HMS Loch Doon | 534 | | U-22 | ||
| 28 Dec, 1939 | A/S trawler | HMS Barbara Robertson | 325 | | U-30 | ||
| 26 Jan, 1940 | Accommodation ship | HMS Durham Castle | 8.240 | | U-57 | ||
| 1 Jun, 1940 | Boom defence vessel | | HMS Astronomer | 8.401 | | U-58 | |
| 6 Jun, 1940 | Armed Merchant Cruiser | | HMS Carinthia | 20.277 | | U-46 | |
| 13 Jun, 1940 | Armed Merchant Cruiser | | HMS Scotstoun | 17.046 | | U-25 | |
| 16 Jun, 1940 | Armed Merchant Cruiser | | HMS Andania | 13.950 | | UA | |
| 21 Jun, 1940 | Special service vessel | HMS Prunella | 4.443 | | U-28 | ||
| 29 Jun, 1940 | Special service vessel | | HMS Edgehill (X 39) | 4.724 | | U-51 | |
| 10 Aug, 1940 | Armed Merchant Cruiser | | HMS Transylvania (F 56) | 16.923 | | U-56 | |
| 27 Aug, 1940 | Armed Merchant Cruiser | | HMS Dunvegan Castle | 15.007 | | U-46 | |
| 14 Oct, 1940 | Armed Merchant Cruiser | | HMS Cheshire (F 18) (d.) | 10.552 | | U-137 | |
| 3 Nov, 1940 | Armed Merchant Cruiser | | HMS Laurentic (F 51) | 18.724 | | U-99 | |
| 4 Nov, 1940 | Armed Merchant Cruiser | | HMS Patroclus | 11.314 | | U-99 | |
| 2 Dec, 1940 | Armed Merchant Cruiser | | HMS Forfar (F 30) | 16.402 | | U-99 | |
| 3 Feb, 1941 | Ocean boarding vessel | | HMS Crispin | 5.051 | | U-107 | |
| 23 Feb, 1941 | Ocean boarding vessel | HMS Manistee (F 104) | 5.360 | | U-107 | ||
| 3 Apr, 1941 | Armed Merchant Cruiser | HMS Worcestershire (F 29) (d.) | 11.402 | | U-74 | ||
| 13 Apr, 1941 | Armed Merchant Cruiser | | HMS Rajputana (F 35) | 16.644 | | U-108 | |
| 6 May, 1941 | Ocean boarding vessel | | HMS Camito (F 77) | 6.833 | | U-97 | |
| 13 May, 1941 | Armed Merchant Cruiser | | HMS Salopian (F 94) | 10.549 | | U-98 | |
| 6 Aug, 1941 | Dispatch vessel | PS-70 | 558 |  | U-652 | ||
| 25 Aug, 1941 | M/S trawler | T-898 (No 44) | 553 | | U-752 | ||
| 26 Aug, 1941 | Auxiliary minelayer | HMS Southern Prince (d.) | 10.917 | | U-652 | ||
| 27 Sep, 1941 | Fighter catapult ship | | HMS Springbank | 5.155 | | U-201 | |
| 21 Oct, 1941 | Armed Merchant Cruiser | | HMS Aurania (F 28) (d.) | 13.984 | | U-123 | |
| 26 Oct, 1941 | Fighter catapult ship | | HMS Ariguani (F 105) (d.) | 6.746 | | U-83 | |
| 30 Oct, 1941 | Fleet oiler | | USS Salinas (AO 19) (d.) | 8.246 |  | U-106 | |
| 15 Nov, 1941 | M/S trawler | T-889 (No 34) | 581 | | U-752 | ||
| 11 Dec, 1941 | A/S trawler | | HMS Lady Shirley | 477 | | U-374 | |
| 11 Dec, 1941 | Patrol yacht | HMS Rosabelle | 515 | | U-374 | ||
| 19 Jan, 1942 | A/S trawler | HMS Rosemonde | 364 | | U-581 | ||
| 29 Jan, 1942 | M/S trawler | HMS Sotra | 313 | | U-431 | ||
| 8 Mar, 1942 | A/S trawler | HMS Notts County (FY 250) | 541 | | U-701 | ||
| 8 Mar, 1942 | A/S trawler | HMS Northern Princess (4.06) | 655 | | U-587 | ||
| 11 Mar, 1942 | A/S trawler | HMS Stella Capella (FY 107) | 507 | | U-701 | ||
| 27 Mar, 1942 | Q-ship | | USS Atik (AK 101) | 3.209 | | U-123 | |
| 30 Mar, 1942 | M/S trawler | HMS Sulla (FY 1874) | 251 | | U-456 | ||
| 16 Apr, 1942 | A/S trawler | | FFL Vikings (P 41) | 1.150 | | U-81 | |
| 2 May, 1942 | Patrol yacht | | USS Cythera (PY 26) | 602 | | U-402 | |
| 12 May, 1942 | A/S trawler | | HMS Bedfordshire (FY 141) | 913 | | U-558 | |
| 13 Jun, 1942 | Q-ship | HMS Farouk | 96 | | U-83 | ||
| 15 Jun, 1942 | A/S trawler | HMS Kingston Ceylonite (FY 214) | 448 | | U-701 | ||
| 19 Jun, 1942 | A/S trawler | USS YP-389 | 170 | | U-701 | ||
| 30 Jun, 1942 | Submarine tender | | HMS Medway (F 25) | 14.650 | | U-372 | |
| 25 Jul, 1942 | M/S trawler | HMS Laertes (T 137) | 545 | | U-201 | ||
| 18 Aug, 1942 | Armed Merchant Cruiser | | HMS Cheshire (F 18) (d.) | 10.552 | | U-214 | |
| 28 Aug, 1942 | Fleet oiler | | USS Laramie (AO 16) (d.) | 7.252 | | U-165 | |
| 7 Sep, 1942 | Armed Yacht | | HMCS Raccoon | 358 |  | U-165 | |
| 9 Sep, 1942 | Weather ship | | USS Muskeget (WAG 48) | 1.827 | | U-755 | |
| 19 Sep, 1942 | A/S trawler | HMS Alouette (FY 101) | 520 | | U-552 | ||
| 11 Oct, 1942 | A/S trawler | Musson (No 23) | 417 | | U-589 | ||
| 30 Oct, 1942 | A/S trawler | HMS Northern Spray (FY 129) (d.) | 655 | | unknown | ||
| 9 Nov, 1942 | Troop transport | | USS Leedstown (AP 73) | 9.135 | | U-331 | |
| 11 Nov, 1942 | Troop transport | USS Joseph Hewes (AP 50) | 9.359 | | U-173 | ||
| 11 Nov, 1942 | Fleet oiler | USS Winooski (AO 38) (d.) | 10.172 | | U-173 | ||
| 12 Nov, 1942 | Troop transport | USS Edward Rutledge (AP 52) | 9.360 | | U-130 | ||
| 12 Nov, 1942 | Destroyer tender | HMS Hecla (F 20) | 10.850 | | U-515 | ||
| 12 Nov, 1942 | Troop transport | USS Hugh L. Scott (AP 43) | 12.479 | | U-130 | ||
| 12 Nov, 1942 | Troop transport | USS Tasker H. Bliss (AP 42) | 12.568 | | U-130 | ||
| 15 Nov, 1942 | Cargo transport | | USS Almaack (AK 27) (d.) | 6.736 | | U-155 | |
| 15 Nov, 1942 | Cargo transport | | USS Electra (AK 21) (d.) | 8.113 | | U-173 | |
| 28 Dec, 1942 | Steam tug | HMS St. Issey (W 25) | 810 | | U-617 | ||
| 30 Dec, 1942 | Special service vessel | | HMS Fidelity (D 57) | 2.456 | | U-435 | |
| 7 Jan, 1943 | M/S trawler | HMS Jura (T 169) | 545 | | U-371 | ||
| 8 Feb, 1943 | A/S trawler | HMS Bredon (T 223) | 750 | | U-521 | ||
| 26 Mar, 1943 | A/S trawler | FFL Sergent Gouarne (P 43) | 1.147 | | U-755 | ||
| 25 Jul, 1943 | M/S trawler | T-904 (No 58) | 557 | | U-625 | ||
| 30 Jul, 1943 | M/S trawler | T-911 (No 65) | 559 | | U-703 | ||
| 25 Aug, 1943 | Salvage vessel | ASO-1 Shkval | 572 | | U-625 | ||
| 29 Aug, 1943 | M/S trawler | TSC-11 Dzhalita | 400 | | U-18 | ||
| 11 Sep, 1943 | Fleet oiler | USS Rapidan (AO 18) (d.) | 8.246 | | U-107 | ||
| 1 Oct, 1943 | M/S trawler | T-896 (No 42) | 611 | | U-960 | ||
| 15 Oct, 1943 | M/S trawler | TSC-486 Sovetskaja Rossija (d.) | 1.005 | | U-23 | ||
| 21 Oct, 1943 | M/S trawler | | HMS Orfasy (T 204) | 545 | | U-68 | |
| 24 Dec, 1943 | Seaplane tender | | HMS Dumana | 8.427 | | U-515 | |
| 14 Feb, 1944 | Salvage vessel | HMS Salviking | 1.440 | | U-168 | ||
| 27 Mar, 1944 | M/S trawler | | HMS Maaløy (J 136) | 249 | | U-510 | |
| 14 Jun, 1944 | A/S trawler | HMS Birdlip (T 218) | 750 | | U-547 | ||
| 5 Jul, 1944 | A/S trawler | HMS Ganilly (T 376) | 545 | | U-390 | ||
| 6 Jul, 1944 | Landing ship Infantry | HMS Empire Halberd (d.) | 7.177 | | U-218 | ||
| 20 Jul, 1944 | Troop transport | | Vital de Oliveira | 1.737 |  | U-861 | |
| 29 Jul, 1944 | Landing ship Infantry | HMS Prince Leopold | 2.938 | | U-621 | ||
| 25 Aug, 1944 | Barge | VRD-96 Del´fin | 500 | | U-242 | ||
| 26 Aug, 1944 | M/S trawler | T-45 Antikajnen (No 48) | 140 | | U-745 | ||
| 22 Sep, 1944 | Stores ship | | USS Yukon (AF 9) (d.) | 5.969 | | U-979 | |
| 29 Dec, 1944 | M/S trawler | T-883 (No 37) | 633 | | U-995 | ||
| 24 Feb, 1945 | A/S trawler | | HMS Ellesmere (FY 204) | 580 | | U-1203 | |
| 3 Mar, 1945 | A/S trawler | HMS Southern Flower | 328 | | U-1022 | ||
| 10 Mar, 1945 | M/S trawler | HNoMS Nordhav II (FY 1906) | 425 |  | U-714 | ||
| 2 May, 1945 | M/S trawler | HMS Ebor Wyke (FY 1601) | 348 | | U-979 | ||
| 10 Jul, 1945 | M/S trawler | | HMS Kurd (FY 639) | 352 | | U-218 | |
Legend:
(d.) means the ship was damaged in the action.
99 instances of allied auxiliary warships hit by U-boats
If you believe an allied auxiliary warship is missing from this listing please let us know so we can edit its entry. Please check Allied Warships hit by U-boats first though :)
According to this, 83 auxiliary warships were sunk or destroyed by German U-boats during WWII.
See also our Allied Warships hit by U-boats page.
Back to Ships Attacked main page.
Added 31 Dec 2005