Ships hit by U-boats during WWI

Largest Ships sunk or damaged

The British Steamer Raranga. She was hit by UC 71 on 26 Jun 1918.

Ships over 10,000 tons hit by U-boat during WWI

Loss date	Type	Name of ship	Tons	Nat.	U-boat	Commander
4 Oct 1916	Armed merchant cruiser	Gallia	14,966		U 35	Lothar von Arnauld de la Perière
14 Nov 1916	Armed merchant cruiser	Burdigala	12,009		U 73	Gustav Sieß
25 Jan 1917	Armed merchant cruiser	Laurentic	14,892		U 80	Alfred von Glasenapp
21 Aug 1917	Armed merchant cruiser	Virginian (d.)	10,757		U 102	Ernst Killmann
1 Mar 1918	Armed merchant cruiser	Calgarian	12,515		U 19	Johannes Spieß
26 Feb 1916	Armed merchant cruiser	La Provence	13,753		U 35	Lothar von Arnauld de la Perière
19 Oct 1917	Armed merchant cruiser	Orama	12,927		U 62	Ernst Hashagen
23 Jul 1918	Armed merchant cruiser	Marmora	10,509		UB 64	Otto von Schrader
23 Jul 1917	Armed merchant cruiser	Otway	12,077		UC 49	Karl Petri
14 Jun 1917	Armed merchant cruiser	Avenger	13,441		U 69	Ernst Wilhelms
11 Apr 1918	Armored cruiser	HMS King Alfred (d.)	14,150		UB 86	Hans Trenk
22 Sep 1914	Armored cruiser	HMS Aboukir	12,000		U 9	Otto Weddigen
20 Jun 1915	Armored cruiser	HMS Roxburgh (d.)	10,850		U 38	Max Valentiner
22 Sep 1914	Armored cruiser	HMS Hogue	12,000		U 9	Otto Weddigen
19 Nov 1916	Armored Cruiser	Rurik (d.)	15,544		UC 27	Karl Vesper
2 Oct 1917	Armored cruiser	HMS Drake	14,300		U 79	Otto Rohrbeck
5 Jun 1916	Armored cruiser	HMS Hampshire	10,850		U 75	Curt Beitzen
19 Jul 1918	Armored cruiser	USS San Diego	13,680		U 156	Richard Feldt
22 Sep 1914	Armored Cruiser	HMS Cressy	12,000		U 9	Otto Weddigen
7 Jul 1915	Armored cruiser	Amalfi	10,118		UB 14	Heino von Heimburg
27 Apr 1915	Armored cruiser	Leon Gambetta	12,416		k.u.k. U5	Georg Ritter von Trapp
25 May 1915	Battleship	HMS Triumph	11,985		U 21	Otto Hersing
1 Jan 1915	Battleship	HMS Formidable	15,000		U 24	Rudolf Schneider
18 Oct 1918	Battleship	Voltaire (d.)	18,400		UB 48	Wolfgang Steinbauer
29 Sep 1918	Battleship	USS Minnesota (d.)	18,000		U 117	Otto Dröscher
9 Jan 1917	Battleship	HMS Cornwallis	14,000		U 32	Kurt Hartwig
2 Jan 1917	Battleship	Peresvyet	13,500		U 73	Gustav Sieß
19 Mar 1917	Battleship	Danton	18,300		U 64	Robert Moraht
27 May 1915	Battleship	HMS Majestic	14,900		U 21	Otto Hersing
9 Nov 1918	Battleship	HMS Britannia	16,350		UB 50	Heinrich Kukat
12 Dec 1916	Battleship	Regina Margherita (rin)	13,427		UC 14	Franz Becker
27 Dec 1916	Battleship	Gaulois	11,100		UB 47	Wolfgang Steinbauer
27 Apr 1916	Battleship	HMS Russell	14,000		U 73	Gustav Sieß
21 Dec 1914	Battleship	Jean Bart (d.)	22,189		k.u.k. U12	Egon Lerch
25 Nov 1916	Battleship	Suffren	12,750		U 52	Hans Walther
20 Mar 1917	Hospital ship	Asturias (d.)	12,002		UC 66	Herbert Pustkuchen
20 Jan 1916	Hospital ship	König Albert (p.)	10,484		k.u.k. U11
27 Jun 1918	Hospital ship	Llandovery Castle	11,423		U 86	Helmut Patzig
21 Nov 1916	Hospital ship	Britannic	48,158		U 73	Gustav Sieß
26 Jul 1917	Minelayer	HMS Ariadne	11,000		UC 65	Otto Steinbrinck
26 Jun 1917	Passenger steamer	Haverford (d.)	11,635		U 94	Alfred Saalwächter
9 Sep 1918	Passenger steamer	Missanabie	12,469		UB 87	Karl Petri
19 Jul 1918	Passenger steamer	Justicia (d.)	32,234		UB 64	Otto von Schrader
8 May 1916	Passenger steamer	Cymric	13,370		U 20	Walther Schwieger
7 Sep 1918	Passenger steamer	Persic (d.)	12,045		UB 87	Karl Petri
5 Feb 1917	Passenger steamer	Argyllshire (d.)	12,097		UC 46	Friedrich Moecke
7 May 1915	Passenger steamer	Lusitania	30,396		U 20	Walther Schwieger
21 Dec 1915	Passenger steamer	Yasaka Maru	10,932		U 38	Max Valentiner
18 Feb 1917	Passenger steamer	Berrima (d.)	11,137		U 84	Walter Roehr
23 Mar 1916	Passenger steamer	Minneapolis	13,543		U 35	Lothar von Arnauld de la Perière
15 Feb 1917	Passenger steamer	Celtic (d.)	20,904		U 80	Alfred von Glasenapp
19 Oct 1916	Passenger steamer	Alaunia	13,405		UC 16	Egon von Werner
25 Feb 1917	Passenger steamer	Laconia	18,099		U 50	Gerhard Berger
1 Jul 1917	Passenger steamer	Demerara (d.)	11,484		U 84	Walter Roehr
27 Feb 1916	Passenger steamer	Maloja	12,431		UC 6	Matthias Graf von Schmettow
1 Jan 1917	Passenger steamer	Ivernia	14,278		UB 47	Wolfgang Steinbauer
2 Sep 1915	Passenger steamer	Southland (d.)	11,899		UB 14	Heino von Heimburg
14 Mar 1917	Passenger steamer	Orsova (d.)	12,036		UC 68	Hans Degetau
15 Mar 1918	Passenger steamer	Amazon	10,037		U 110	Carl Albrecht Kroll
18 Jan 1916	Passenger steamer	Rijndam (d.)	12,527		UC 1	Egon von Werner
28 Apr 1917	Passenger steamer	Medina	12,350		UB 31	Thomas Bieber
29 Nov 1916	Passenger steamer	Minnewaska	14,317		UC 23	Johannes Kirchner
20 Jul 1918	Passenger steamer	Justicia	32,234		UB 124	Hans Oscar Wutsdorff
19 Aug 1915	Passenger steamer	Arabic	15,801		U 24	Rudolf Schneider
17 Apr 1917	Passenger steamer	Winifredian (d.)	10,422		UC 76	Wilhelm Barten
28 Oct 1917	Passenger steamer	Finland (d.)	12,222		U 93	Helmut Gerlach
4 Sep 1915	Passenger steamer	Hesperian	10,920		U 20	Walther Schwieger
17 Jul 1918	Passenger steamer	Carpathia	13,603		U 55	Wilhelm Werner
12 Feb 1917	Passenger steamer	Afric	11,999		UC 66	Herbert Pustkuchen
16 Mar 1916	Passenger steamer	Tubantia	13,911		UB 13	Arthur Metz
31 May 1918	Passenger steamer	President Lincoln	18,168		U 90	Walter Remy
13 Aug 1915	Passenger steamer	Royal Edward	11,117		UB 14	Heino von Heimburg
4 Jun 1917	Passenger steamer	Southland	11,899		U 70	Otto Wünsche
31 Mar 1918	Passenger steamer	Celtic (d.)	20,904		UB 77	Wilhelm Meyer
7 Apr 1917	Passenger steamer	Lapland (d.)	18,565		UC 65	Otto Steinbrinck
21 Aug 1917	Passenger steamer	Devonian	10,435		U 53	Hans Rose
17 Feb 1917	Passenger steamer	Athos	12,644		U 65	Hermann von Fischel
9 Apr 1917	Passenger steamer	New York (d.)	10,798		UC 65	Otto Steinbrinck
30 Jan 1918	Passenger steamer	Minnetonka	13,528		U 64	Robert Moraht
27 Jan 1918	Passenger steamer	Andania	13,405		U 46	Leo Hillebrand
30 May 1915	Passenger steamer	Merion	19,380		UB 8	Ernst von Voigt
26 Jun 1918	Steamer	Raranga (d.)	10,040		UC 71	Walter Warzecha
4 Feb 1918	Steamer	Aurania	13,936		UB 67	Gerhard Schulz
26 Oct 1916	Steamer	Rowanmore	10,320		U 57	Carl-Siegfried Ritter von Georg
29 Aug 1917	Steamer	Milazzo	11,477		k.u.k. U14	Georg Ritter von Trapp
7 Sep 1917	Passenger steamer	Minnehaha	13,714		U 48	Karl Edeling
18 May 1918	Steamer	Hurunui	10,644		U 94	Martin Schwab
27 Jun 1917	Steamer	Ultonia	10,402		U 53	Hans Rose
26 Mar 1918	Steamer	Volturno	11,495		UB 50	Franz Becker
1 Mar 1917	Passenger steamer	Drina	11,483		UC 65	Otto Steinbrinck
22 Mar 1917	Steamer	Rotorua	11,140		UC 17	Ralph Wenninger
20 Apr 1917	Tanker	San Hilario	10,157		U 43	Hellmuth Jürst
15 Oct 1917	Tanker	San Nazario (d.)	10,064		U 53	Hans Rose
4 Aug 1918	Tanker	O. B. Jennings	10,289		U 140	Waldemar Kophamel
21 Aug 1915	Tanker	San Melito (d.)	10,160		U 38	Max Valentiner
7 Apr 1918	Tanker	Cadillac (d.)	11,106		U 53	Hans Rose
15 Apr 1917	Troopship	Cameronia	10,963		U 33	Gustav Sieß
5 Feb 1918	Troopship	Tuscania	14,348		UB 77	Wilhelm Meyer
4 May 1917	Troopship	Transylvania	14,348		U 63	Otto Schultze
25 Apr 1917	Troopship	Ballarat	11,120		UB 32	Max Viebeg
5 Sep 1918	Troopship	Mount Vernon (d.)	18,372		U 82	Heinrich Middendorff
4 Oct 1916	Troopship	Franconia	18,510		UB 47	Wolfgang Steinbauer
1 Jul 1918	Troopship	USS Covington	16,339		U 86	Helmut Patzig
103 ships over 10,000 tons hit by U-boats in WWI (74 sunk).			1,448,729
Legend: (d.) means the ship was damaged in the action.

If you believe an allied warship is missing from this listing please let us know so we can edit its entry.

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