Ships hit during WWI
Ships over 10.000 tons hit by U-boat during WWI
| Loss date | Type | Name of ship | Tons | Nat. | | U-boat | Commander |
| 21 Nov, 1916 | Hospital ship | Britannic | 48.758 |  | | U 73 | Gustav Sieß |
| 20 Jul, 1918 | Passenger steamer | Justicia | 32.234 |  | | UB 124 | Hans Oskar Wutsdorff |
| 7 May, 1915 | Passenger Liner | Lusitania | 30.396 |  | | U 20 | Walther Schwieger |
| 21 Dec, 1914 | Battleship | Jean bart (mn) (d.) | 22.189 |  | | k.u.k. U12 | Egon Lerch |
| 15 Feb, 1917 | Passenger steamer | Celtic (d.) | 20.904 |  | | U 80 | Alfred von Glasenapp |
| 29 May, 1915 | Passenger steamer | Merion | 19.380 |  | | UB 8 | Ernst von Voigt |
| 7 Apr, 1917 | | Lapland (d.) | 18.565 |  | | UC 65 | Otto Steinbrinck |
| 4 Oct, 1916 | Troopship | Franconia | 18.510 |  | | UB 47 | Wolfgang Steinbauer |
| 18 Oct, 1918 | Battleship | Voltaire (d.) | 18.400 |  | | UB 48 | Wolfgang Steinbauer |
| 5 Sep, 1918 | Troopship | Mount vernon (uss) (d.) | 18.372 |  | | U 82 | Heinrich Middendorf |
| 19 Mar, 1917 | Battleship | Danton | 18.300 |  | | U 64 | Robert Moraht |
| 31 May, 1918 | Steamer | President lincoln | 18.168 |  | | U 90 | Walter Remy |
| 25 Feb, 1917 | | Laconia | 18.099 |  | | U 50 | Gerhard Berger |
| 29 Sep, 1918 | Battleship | Minnesota (uss) (d.) | 18.000 |  | | U 117 | Otto Dröscher |
| 9 Nov, 1918 | Battleship | Britannia (hms) | 16.350 |  | | UB 50 | Heinrich Kukat |
| 1 Jul, 1918 | | Covington (uss) | 16.339 |  | | U 86 | Helmut Patzig |
| 19 Aug, 1915 | Passenger steamer | Arabic | 15.801 |  | | U 24 | Rudolf Schneider |
| 19 Nov, 1916 | Armored Cruiser | Rurik (d.) | 15.544 |  | | UC 27 | Karl Vesper |
| 1 Jan, 1915 | Battleship | Formidable (hms) | 15.000 |  | | U 24 | Rudolf Schneider |
| 4 Oct, 1916 | Steamer | Gallia | 14.966 |  | | U 35 | Lothar von Arnauld de la Perière |
| 27 May, 1915 | Battleship | Majestic (hms) | 14.900 |  | | U 21 | Otto Hersing |
| 25 Jan, 1917 | Armed merchant cruiser | Laurentic | 14.892 |  | | U 80 | Alfred von Glasenapp |
| 4 May, 1917 | | Transylvania | 14.348 |  | | U 63 | Otto Schultze |
| 5 Feb, 1918 | Troopship | Tuscania | 14.348 |  | | UB 77 | Wilhelm Meyer |
| 29 Nov, 1916 | Passenger steamer | Minnewaska | 14.317 |  | | UC 23 | Johannes Kirchner |
| 2 Oct, 1917 | Armored cruiser | Drake (hms) | 14.300 |  | | U 79 | Otto Rohrbeck |
| 1 Jan, 1917 | Passenger steamer | Ivernia | 14.278 |  | | UB 47 | Wolfgang Steinbauer |
| 27 Apr, 1916 | Battleship | Russell (hms) | 14.000 |  | | U 73 | Gustav Sieß |
| 9 Jan, 1917 | Battleship | Cornwallis (hms) | 14.000 |  | | U 32 | Kurt Hartwig |
| 4 Feb, 1918 | Steamer | Aurania | 13.936 |  | | UB 67 | Gerhard Schulz |
| 16 Mar, 1916 | | Tubantia | 13.911 |  | | UB 13 | Arthur Metz |
| 26 Feb, 1916 | Armed merchant cruiser | La provence | 13.753 |  | | U 35 | Lothar von Arnauld de la Perière |
| 7 Sep, 1917 | Steamer | Minnehaha | 13.714 |  | | U 48 | Karl Edeling |
| 19 Jul, 1918 | Armored cruiser | San diego (uss) | 13.680 |  | | U 156 | Richard Feldt |
| 17 Jul, 1918 | Passenger steamer | Carpathia | 13.603 |  | | U 55 | Wilhelm Werner |
| 23 Mar, 1916 | Passenger steamer | Minneapolis | 13.543 |  | | U 35 | Lothar von Arnauld de la Perière |
| 30 Jan, 1918 | Passenger steamer | Minnetonka | 13.528 |  | | U 64 | Robert Moraht |
| 2 Jan, 1917 | Battleship | Peresvyet | 13.500 |  | | U 73 | Gustav Sieß |
| 14 Jun, 1917 | Armed merchant cruiser | Avenger | 13.441 |  | | U 69 | Ernst Wilhelms |
| 12 Dec, 1916 | Battleship | Regina margherita (rin) | 13.427 |  | | UC 14 | Franz Becker |
| 19 Oct, 1916 | | Alaunia | 13.405 |  | | UC 16 | Egon von Werner |
| 27 Jan, 1918 | | Andania | 13.405 |  | | U 46 | Leo Hillebrand |
| 8 May, 1916 | Passenger steamer | Cymric | 13.370 |  | | U 20 | Walther Schwieger |
| 29 Sep, 1918 | | George g. henry (uss) (d.) | 13.179 |  | | U 152 | Adolf Franz |
| 19 Oct, 1917 | Armed merchant cruiser | Orama | 12.927 |  | | U 62 | Ernst Hashagen |
| 25 Nov, 1916 | Battleship | Suffren | 12.750 |  | | U 52 | Hans Walther |
| 17 Feb, 1917 | Pass. liner | Athos | 12.644 |  | | U 65 | Hermann von Fischel |
| 18 Jan, 1916 | | Rijndam (d.) | 12.527 |  | | UC 1 | Egon von Werner |
| 1 Mar, 1918 | Armed merchant cruiser | Calgarian | 12.515 |  | | U 19 | Johannes Spieß |
| 9 Sep, 1918 | | Missanabie | 12.469 |  | | UB 87 | Karl Petri |
| 27 Feb, 1916 | | Maloja | 12.431 |  | | UC 6 | Matthias Graf von Schmettow |
| 27 Apr, 1915 | Armored cruiser | Leon gambetta | 12.416 |  | | k.u.k. U5 | Georg Ritter von Trapp |
| 28 Apr, 1917 | | Medina | 12.350 |  | | UB 31 | Thomas Bieber |
| 28 Oct, 1917 | | Finland (d.) | 12.222 |  | | U 93 | Helmut Gerlach |
| 5 Feb, 1917 | | Argyllshire (d.) | 12.097 |  | | UC 46 | Friedrich Moecke |
| 23 Jul, 1917 | Armed merchant cruiser | Otway | 12.077 |  | | UC 49 | Karl Petri |
| 7 Sep, 1918 | | Persic (d.) | 12.045 |  | | UB 87 | Karl Petri |
| 14 Mar, 1917 | Passenger steamer | Orsova (d.) | 12.036 |  | | UC 68 | Hans Degetau |
| 14 Nov, 1916 | Armed merchant cruiser | Burdigala | 12.009 |  | | U 73 | Gustav Sieß |
| 20 Mar, 1917 | | Asturias (d.) | 12.002 |  | | UC 66 | Herbert Pustkuchen |
| 22 Sep, 1914 | Armored cruiser | Aboukir (hms) | 12.000 |  | | U 9 | Otto Weddigen |
| 22 Sep, 1914 | Armored Cruiser | Cressy (hms) | 12.000 |  | | U 9 | Otto Weddigen |
| 22 Sep, 1914 | Armored cruiser | Hogue (hms) | 12.000 |  | | U 9 | Otto Weddigen |
| 12 Feb, 1917 | Passenger steamer | Afric | 11.999 |  | | UC 66 | Herbert Pustkuchen |
| 25 May, 1915 | Battleship | Triumph (hms) | 11.985 |  | | U 21 | Otto Hersing |
| 4 Jun, 1917 | Passenger steamer | Southland | 11.899 |  | | U 70 | Otto Wünsche |
| 26 Jun, 1917 | Passenger steamer | Haverford (d.) | 11.635 |  | | U 94 | Alfred Saalwächter |
| 26 Mar, 1918 | Steamer | Volturno | 11.495 |  | | UB 50 | Franz Becker |
| 1 Jul, 1917 | | Demerara (d.) | 11.484 |  | | U 84 | Walter Roehr |
| 1 Mar, 1917 | | Drina | 11.483 |  | | UC 65 | Otto Steinbrinck |
| 29 Aug, 1917 | Steamer | Milazzo | 11.477 |  | | k.u.k. U14 | Georg Ritter von Trapp |
| 27 Jun, 1918 | | Llandovery castle | 11.423 |  | | U 86 | Helmut Patzig |
| 22 Mar, 1917 | Steamer | Rotorua | 11.140 |  | | UC 17 | Ralph Wenninger |
| 18 Feb, 1917 | | Berrima (d.) | 11.137 |  | | U 84 | Walter Roehr |
| 25 Apr, 1917 | Troopship | Ballarat | 11.120 |  | | UB 32 | Max Viebeg |
| 13 Aug, 1915 | | Royal edward | 11.117 |  | | UB 14 | Heino von Heimburg |
| 7 Apr, 1918 | | Cadillac (d.) | 11.106 |  | | U 53 | Hans Rose |
| 27 Dec, 1916 | Battleship | Gaulois | 11.100 |  | | UB 47 | Wolfgang Steinbauer |
| 26 Jul, 1917 | Minelayer | Ariadne (hms) | 11.000 |  | | UC 65 | Otto Steinbrinck |
| 15 Apr, 1917 | Troopship | Cameronia | 10.963 |  | | U 33 | Hellmuth von Doemming |
| 21 Dec, 1915 | | Yasaka maru | 10.932 |  | | U 38 | Max Valentiner |
| 4 Sep, 1915 | | Hesperian | 10.920 |  | | U 20 | Walther Schwieger |
| 20 Jun, 1915 | Armored cruiser | Roxburgh (hms) (d.) | 10.850 |  | | U 38 | Max Valentiner |
| 5 Jun, 1916 | Armored cruiser | Hampshire (hms) | 10.850 |  | | U 75 | Curt Beitzen |
| 9 Apr, 1917 | | New york (d.) | 10.798 |  | | UC 65 | Otto Steinbrinck |
| 21 Aug, 1917 | | Virginian (amc) (d.) | 10.757 |  | | U 102 | Ernst Killmann |
| 18 May, 1918 | | Hurunui | 10.644 |  | | U 94 | Martin Schwab |
| 23 Jul, 1918 | Armed merchant cruiser | Marmora | 10.509 |  | | UB 64 | Otto von Schrader |
| 26 Jan, 1918 | | Vestris (d.) | 10.494 |  | | UB 54 | Egon von Werner |
| 20 Jan, 1916 | Hospital ship | König albert (p.) | 10.484 |  | | U k.u.k. U11 | |
| 21 Aug, 1917 | Passenger steamer | Devonian | 10.435 |  | | U 53 | Hans Rose |
| 17 Apr, 1917 | | Winifredian (d.) | 10.422 |  | | UC 76 | Wilhelm Barten |
| 27 Jun, 1917 | Steamer | Ultonia | 10.402 |  | | U 53 | Hans Rose |
| 26 Oct, 1916 | Steamer | Rowanmore | 10.320 |  | | U 57 | Carl-Siegfried Ritter von Georg |
| 4 Aug, 1918 | Tanker | O. b. jennings | 10.289 |  | | U 140 | Waldemar Kophamel |
| 21 Aug, 1915 | | San melito (d.) | 10.160 |  | | U 38 | Max Valentiner |
| 20 Apr, 1917 | | San hilario | 10.157 |  | | U 43 | Hellmuth Jürst |
| 7 Jul, 1915 | Armored cruiser | Amalfi (rin) | 10.118 |  | | UB 14 | Heino von Heimburg |
| 15 Oct, 1917 | | San nazario (d.) | 10.064 |  | | U 53 | Hans Rose |
| 26 Jun, 1918 | | Raranga (d.) | 10.040 |  | | UC 71 | Walter Warzecha |
| 15 Mar, 1918 | | Amazon | 10.037 |  | | U 110 | Karl Kroll |
Legend:
(d.) means the ship was damaged in the action.
101 ships over 10.000 tons hit by U-boats during WWI.
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