| Date | U-boat | Commander | | Name of ship | Tons | Nat. |
| |
| 29 Jan 1918 | UB 49 | Hans von Mellenthin | | Ada | 179 |  | it |
| 15 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Adelina | 170 |  | it |
| 22 Feb 1917 | UC 38 | Alfred Klatt | | Adelina | 528 |  | it |
| 19 Jul 1918 | UB 50 | Heinrich Kukat | | Adria 1 | 1,809 |  | it |
| 4 Apr 1918 | UC 25 | Karl Dönitz | | Agatina | 201 |  | it |
| 8 Feb 1918 | U 64 | Robert Moraht | | Agnese Madre | 235 |  | it |
| 26 May 1917 | UC 73 | Kurt Schapler | | Agragas | 850 |  | it |
| 17 Feb 1917 | U 39 | Walter Forstmann | | Ala | 359 |  | it |
| 8 Apr 1917 | U 52 | Hans Walther | | Alba | 1,639 |  | it |
| 3 Oct 1918 | U 155 | Ferdinand Studt | | Alberto Treves | 3,838 |  | it |
| 5 May 1918 | U 38 | Clemens Wickel | | Alberto Treves (d.) | 3,838 |  | it |
| 4 Dec 1917 | UC 35 | Hans Paul Korsch | | Alberto Verderame | 195 |  | it |
| 24 Feb 1917 | UC 38 | Alfred Klatt | | Albina | 187 |  | it |
| 15 Mar 1918 | U 153 | Gernot Goetting | | Alessandra | 2,394 |  | it |
| 2 May 1917 | UC 74 | Wilhelm Marschall | | Alessandria | 8,006 |  | it |
| 15 Apr 1917 | UC 20 | Franz Becker | | Alessio Cocco | 29 |  | it |
| 9 Aug 1917 | UC 35 | Hans Paul Korsch | | Alfonso | 15 |  | it |
| 17 May 1917 | U 34 | Johannes Klasing | | Alfonso | 230 |  | it |
| 24 Aug 1916 | | | | Alia | 160 |  | it |
| 24 Aug 1916 | U 34 | Claus Rücker | | Alix | 141 |  | it |
| 30 Jun 1917 | U 63 | Otto Schultze | | Alkelda | 98 |  | it |
| 7 Jul 1915 | UB 14 | Heino von Heimburg | | Amalfi (rin) | 10,118 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | Amalia | 22 |  | it |
| 5 Jun 1917 | U 66 | Thorwald von Bothmer | | Amor | 3,472 |  | it |
| 8 Nov 1915 | U 38 | Max Valentiner | | Ancona | 8,210 |  | it |
| 22 Jan 1918 | k.u.k. U27 | Josef Holub | | Andrea Costa | 3,991 |  | it |
| 15 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Anette | 112 |  | it |
| 5 Apr 1917 | U 52 | Hans Walther | | Angel Marina | 257 |  | it |
| 3 Jan 1917 | U 79 | Heinrich Jeß | | Angela | 2,422 |  | it |
| 12 Apr 1917 | U 65 | Hermann von Fischel | | Angela M. | 187 |  | it |
| 1 Jul 1917 | UC 67 | Karl Neumann | | Angela Madre | 80 |  | it |
| 2 Dec 1916 | U 32 | Kurt Hartwig | | Angela Madre S. | 155 |  | it |
| 1 Jun 1918 | UB 68 | Heino von Heimburg | | Angelina | 1,260 |  | it |
| 24 Aug 1916 | U 34 | Claus Rücker | | Angelina 34 | 153 |  | it |
| 26 Apr 1918 | UB 68 | Heino von Heimburg | | Angelina Di Paola | 228 |  | it |
| 20 Sep 1918 | UB 105 | Rudolf Petersen | | Angelina Pasquale | 29 |  | it |
| 4 Aug 1917 | U 33 | Gustav Sieß | | Angelina T. | 146 |  | it |
| 17 Jul 1916 | U 39 | Walter Forstmann | | Angelo | 3,609 |  | it |
| 26 May 1917 | U 65 | Hermann von Fischel | | Angelo Padre | 50 |  | it |
| 13 Dec 1916 | U 38 | Max Valentiner | | Angelo Parodi | 3,825 |  | it |
| 20 Mar 1918 | UB 49 | Hans von Mellenthin | | Angelo Raffaele | 53 |  | it |
| 19 Mar 1917 | U 34 | Johannes Klasing | | Angiolina (d.) | 3,541 |  | it |
| 3 Mar 1917 | U 39 | Walter Forstmann | | Anna E. | 41 |  | it |
| 18 Oct 1917 | UC 25 | Johannes Feldkirchner | | Anna Scotto | 594 |  | it |
| 16 Sep 1917 | UC 27 | Gerhard Schulz | | Annina Capano | 250 |  | it |
| 14 Oct 1916 | UB 47 | Wolfgang Steinbauer | | Annunziata | 61 |  | it |
| 3 Apr 1917 | UC 38 | Alfred Klatt | | Annunziata A | 206 |  | it |
| 12 Aug 1917 | UC 53 | Kurt Albrecht | | Ansedonia | 270 |  | it |
| 12 Nov 1917 | UC 35 | Hans Paul Korsch | | Anteo | 2,774 |  | it |
| 4 Mar 1918 | U 155 | Erich Eckelmann | | Antioco Accame | 4,439 |  | it |
| 14 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Antonia V | 132 |  | it |
| 18 Sep 1918 | | | | Antonietta | 93 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | Antonietta R. | 84 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | Antonio Balbi | 25 |  | it |
| 12 Dec 1917 | UC 53 | Kurt Albrecht | | Antonio Magliulo | 520 |  | it |
| 27 Jul 1918 | UB 50 | Heinrich Kukat | | Antonio S. | 153 |  | it |
| 3 May 1917 | k.u.k. U14 | Georg Ritter von Trapp | | Antonio Sciesa | 1,905 |  | it |
| 22 Feb 1917 | UC 38 | Alfred Klatt | | Ape | 301 |  | it |
| 1 Mar 1917 | UC 32 | Herbert Breyer | | Apollonia | 2,861 |  | it |
| 13 Aug 1917 | UC 53 | Kurt Albrecht | | Arcangelo Michele | 44 |  | it |
| 12 Aug 1917 | UC 53 | Kurt Albrecht | | Ardita Carrara | 75 |  | it |
| 2 Jul 1917 | U 63 | Otto Schultze | | Argentario | 739 |  | it |
| 25 May 1917 | UC 20 | Hans Adalbert von der Lühe | | Argentina | 97 |  | it |
| 17 Jun 1917 | UC 27 | Gerhard Schulz | | Argentina | 41 |  | it |
| 23 Sep 1917 | UC 53 | Kurt Albrecht | | Argietta | 165 |  | it |
| 30 Apr 1917 | U 93 | Edgar von Spiegel von und zu Peckelsheim | | Ascaro | 3,245 |  | it |
| 11 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Assunta | 132 |  | it |
| 15 Jun 1917 | UC 37 | Otto Launburg | | Assunzione | 3,770 |  | it |
| 14 Aug 1917 | U 93 | Helmut Gerlach | | Asti | 5,300 |  | it |
| 26 Aug 1916 | U 38 | Max Valentiner | | Atlantico | 3,069 |  | it |
| 9 Feb 1918 | U 156 | Konrad Gansser | | Atlantide | 5,431 |  | it |
| 27 Jan 1918 | UC 67 | Karl Neumann | | Attilio | 210 |  | it |
| 20 Dec 1917 | UB 49 | Hans von Mellenthin | | Attualita | 4,791 |  | it |
| 15 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Audace | 144 |  | it |
| 15 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Augusta | 523 |  | it |
| 26 Apr 1917 | UC 27 | Gerhard Schulz | | Augusta | 686 |  | it |
| 5 Oct 1916 | U 35 | Lothar von Arnauld de la Perière | | Aurora | 2,806 |  | it |
| 14 Sep 1917 | U 64 | Robert Moraht | | Ausonia | 1,438 |  | it |
| 22 May 1916 | U 34 | Claus Rücker | | Australia | 1,586 |  | it |
| 24 Mar 1918 | U 155 | Erich Eckelmann | | Avala | 3,834 |  | it |
| 30 Mar 1917 | UC 69 | Erwin Waßner | | Avanguardia | 2,703 |  | it |
| 22 Dec 1916 | U 70 | Otto Wünsche | | Avanti | 1,673 |  | it |
| 13 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Balmoral | 2,542 |  | it |
| 23 Apr 1917 | U 35 | Lothar von Arnauld de la Perière | | Bandiera E Moro | 2,086 |  | it |
| 27 May 1917 | U 33 | Gustav Sieß | | Beatrice | 106 |  | it |
| 17 Jun 1917 | UC 27 | Gerhard Schulz | | Bell Angelina | 14 |  | it |
| 25 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Benpark | 3,842 |  | it |
| 1 Nov 1916 | U 21 | Otto Hersing | | Bernardo Canale | 1,346 |  | it |
| 18 Jun 1917 | UC 27 | Gerhard Schulz | | Bettina | 140 |  | it |
| 13 Jun 1917 | U 72 | Ernst Krafft | | Biagio | 276 |  | it |
| 18 Jun 1917 | UC 27 | Gerhard Schulz | | Bianca B. | 329 |  | it |
| 24 Apr 1917 | U 35 | Lothar von Arnauld de la Perière | | Bien Aime Prof. Luigi | 265 |  | it |
| 21 May 1916 | U 39 | Walter Forstmann | | Birmania | 2,384 |  | it |
| 26 Jan 1917 | U 57 | Carl-Siegfried Ritter von Georg | | Bisagno | 2,252 |  | it |
| 26 Jul 1917 | U 33 | Gustav Sieß | | Blanchette | 280 |  | it |
| 23 Apr 1917 | UB 42 | Fritz Wernicke | | Boro | 15 |  | it |
| 12 Jan 1918 | k.u.k. U28 | Zdenko Hudecek | | Bosforo | 2,723 |  | it |
| 10 Nov 1915 | U 34 | Claus Rücker | | Bosnia | 2,561 |  | it |
| 19 Aug 1918 | U 22 | Hinrich Hermann Hashagen | | Buoni Amici | 265 |  | it |
| 23 Dec 1917 | UB 49 | Hans von Mellenthin | | Caboto | 4,418 |  | it |
| 4 Jan 1917 | U 82 | Hans Adam | | Calabro | 1,925 |  | it |
| 5 Apr 1918 | UC 35 | Hans Paul Korsch | | Camelia | 396 |  | it |
| 6 Dec 1916 | U 32 | Kurt Hartwig | | Campania | 4,297 |  | it |
| 11 Apr 1917 | UC 20 | Franz Becker | | Candia | 1,045 |  | it |
| 15 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Candida Altieri | 282 |  | it |
| 23 Oct 1917 | k.u.k. U14 | Georg Ritter von Trapp | | Capo Di Monte | 5,902 |  | it |
| 13 Oct 1917 | U 151 | Waldemar Kophamel | | Caprera | 5,040 |  | it |
| 5 Feb 1918 | U 64 | Robert Moraht | | Caprera | 1,875 |  | it |
| 23 Jan 1918 | U 33 | Gustav Sieß | | Capri (d.) | 3,899 |  | it |
| 25 Jan 1918 | UC 53 | Kurt Albrecht | | Carignano | 2,688 |  | it |
| 2 Dec 1917 | U 65 | Hermann von Fischel | | Carlino | 94 |  | it |
| 30 Jul 1917 | U 39 | Walter Forstmann | | Carlo | 5,572 |  | it |
| 29 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Carlo Alberto | 312 |  | it |
| 27 Mar 1918 | UC 54 | Heinrich XXXVII Prinz zu Reuß | | Carlo P. | 61 |  | it |
| 25 Mar 1918 | UB 49 | Hans von Mellenthin | | Carlo Splendor | 105 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | Carlo T | 134 |  | it |
| 27 May 1918 | UB 49 | Hans von Mellenthin | | Carmela | 128 |  | it |
| 11 Apr 1918 | UB 50 | Franz Becker | | Carmela G | 41 |  | it |
| 8 Dec 1916 | U 32 | Kurt Hartwig | | Carmelina Dominici | 94 |  | it |
| 28 Apr 1917 | U 63 | Otto Schultze | | Carmelo Padre | 74 |  | it |
| 3 Dec 1917 | UC 67 | Karl Neumann | | Carmen | 5,479 |  | it |
| 11 May 1917 | | | | Carolina | 86 |  | it |
| 5 May 1918 | | | | Carrione | 65 |  | it |
| 27 Mar 1918 | UC 53 | Adolf Ehrensberger | | Castrenzo Coppola | 94 |  | it |
| 16 Mar 1917 | U 64 | Robert Moraht | | Catania | 3,188 |  | it |
| 26 Jan 1918 | UB 49 | Hans von Mellenthin | | Caterina | 21 |  | it |
| 5 Nov 1917 | UC 37 | Willy List | | Caterina | 30 |  | it |
| 3 Apr 1917 | UC 38 | Alfred Klatt | | Caterina R. | 214 |  | it |
| 15 Sep 1917 | UC 53 | Kurt Albrecht | | Cavi (d.) | 2,544 |  | it |
| 9 Mar 1917 | U 53 | Hans Rose | | Cavour | 1,929 |  | it |
| 9 Dec 1917 | UC 53 | Kurt Albrecht | | Cerea (d.) | 4,295 |  | it |
| 23 Oct 1916 | U 20 | Walther Schwieger | | Chieri | 4,400 |  | it |
| 21 Sep 1917 | UC 53 | Kurt Albrecht | | Christina | 32 |  | it |
| 6 Jun 1918 | UB 48 | Wolfgang Steinbauer | | Christophero Colombo | 264 |  | it |
| 2 Jan 1918 | U 95 | Athalwin Prinz | | Christos Markettos | 3,084 |  | it |
| 14 Apr 1917 | UC 20 | Franz Becker | | Cinque Ottobre | 39 |  | it |
| 30 Sep 1915 | U 39 | Walter Forstmann | | Cirene | 3,236 |  | it |
| 26 Sep 1917 | UB 50 | Franz Becker | | Ciro | 296 |  | it |
| 4 Oct 1917 | UB 48 | Wolfgang Steinbauer | | Citta Di Bari | 1,489 |  | it |
| 23 Jun 1916 | k.u.k. U15 | Friedrich Fähndrich | | Citta Di Messina | 3,495 |  | it |
| 31 Jul 1916 | U 35 | Lothar von Arnauld de la Perière | | Citta Di Messina | 2,464 |  | it |
| 8 Jan 1916 | UC 14 | Cäsar Bauer | | Citta Di Palermo | 3,415 |  | it |
| 1 Dec 1917 | U 65 | Hermann von Fischel | | Citta Di Sassari | 2,167 |  | it |
| 25 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Clara | 5,503 |  | it |
| 5 Jan 1917 | UC 37 | Otto Launburg | | Combermere | 1,718 |  | it |
| 20 Nov 1917 | U 63 | Otto Schultze | | Commendatore Carlo Bruno | 813 |  | it |
| 30 Jun 1917 | UB 47 | Hans Hermann Wendlandt | | Concettina | 113 |  | it |
| 8 Jun 1918 | UC 53 | Adolf Ehrensberger | | Concettina | 1,271 |  | it |
| 4 Jul 1918 | UC 52 | Hellmuth von Doemming | | Cordova | 4,933 |  | it |
| 23 May 1916 | U 34 | Claus Rücker | | Cornigliano | 2,862 |  | it |
| 1 Jul 1917 | U 38 | Max Valentiner | | Corrado | 120 |  | it |
| 17 Apr 1917 | U 32 | Kurt Hartwig | | Costante | 3,479 |  | it |
| 14 Aug 1917 | UC 63 | Karsten von Heydebreck | | Costanza | 2,545 |  | it |
| 1 Dec 1916 | U 32 | Kurt Hartwig | | Cuore Di Gesu | 199 |  | it |
| 28 Jul 1916 | U 35 | Lothar von Arnauld de la Perière | | Dandolo | 4,977 |  | it |
| 3 Dec 1915 | U 39 | Walter Forstmann | | Dante | 889 |  | it |
| 21 Mar 1918 | UB 49 | Hans von Mellenthin | | Dante C | 129 |  | it |
| 28 Dec 1917 | UC 73 | Walter Wiedemann | | Dauno | 455 |  | it |
| 19 Aug 1916 | U 38 | Max Valentiner | | Dea | 166 |  | it |
| 9 May 1918 | UC 35 | Hans Paul Korsch | | Deipara | 2,282 |  | it |
| 25 May 1917 | U 65 | Hermann von Fischel | | Diego Russo | 113 |  | it |
| 5 May 1917 | UC 37 | Otto Launburg | | Dina Di Lozenzo | 127 |  | it |
| 9 May 1917 | UC 35 | Ernst von Voigt | | Dio Ti Guardi | 11 |  | it |
| 16 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Dolmetta M | 48 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | Domenica Madre | 51 |  | it |
| 3 Apr 1917 | UC 38 | Alfred Klatt | | Domenico | 260 |  | it |
| 24 May 1917 | UC 25 | Johannes Feldkirchner | | Domenico Barone | 171 |  | it |
| 1 Jun 1917 | UC 25 | Johannes Feldkirchner | | Domenico Miscuraca | 194 |  | it |
| 18 Sep 1917 | | | | Domenico Primo | 80 |  | it |
| 18 Sep 1917 | UC 53 | Kurt Albrecht | | Domenico Primo (d.) | 80 |  | it |
| 4 Apr 1917 | U 60 | Karl Georg Schuster | | Domingo | 2,131 |  | it |
| 19 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Doride | 1,250 |  | it |
| 21 Jul 1917 | U 155 | Karl Meusel | | Doris | 1,355 |  | it |
| 13 Oct 1917 | U 35 | Lothar von Arnauld de la Perière | | Doris | 3,979 |  | it |
| 6 Feb 1918 | U 64 | Robert Moraht | | Duca Di Genova | 7,893 |  | it |
| 2 Feb 1918 | UB 48 | Wolfgang Steinbauer | | Edilio | 4,719 |  | it |
| 31 Mar 1916 | U 39 | Walter Forstmann | | Egeo | 1,787 |  | it |
| 14 Oct 1916 | UB 47 | Wolfgang Steinbauer | | Elena | 52 |  | it |
| 27 Feb 1917 | UC 38 | Alfred Klatt | | Elena M. | 125 |  | it |
| 2 Jun 1917 | U 87 | Rudolf Schneider | | Eliofilo | 3,583 |  | it |
| 23 Aug 1916 | U 38 | Max Valentiner | | Elios | 190 |  | it |
| 3 Oct 1917 | UC 35 | Hans Paul Korsch | | Elisa | 178 |  | it |
| 6 Nov 1915 | U 38 | Max Valentiner | | Elisa Francesca | 208 |  | it |
| 29 Feb 1916 | U 38 | Max Valentiner | | Elisa S | 209 |  | it |
| 26 Mar 1918 | UC 67 | Karl Neumann | | Elisabetha | 45 |  | it |
| 28 Feb 1917 | UC 35 | Ernst von Voigt | | Elisabetta Concettina | 45 |  | it |
| 28 Jan 1918 | UB 49 | Hans von Mellenthin | | Elsa | 165 |  | it |
| 28 Feb 1917 | U 65 | Hermann von Fischel | | Emancipato | 30 |  | it |
| 24 Mar 1917 | UC 38 | Alfred Klatt | | Emanuela | 16 |  | it |
| 12 Dec 1917 | U 34 | Johannes Klasing | | Emanuele C. | 284 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Emilia | 319 |  | it |
| 28 Aug 1918 | U 34 | Johannes Klasing | | Emilia G. | 246 |  | it |
| 31 Jul 1916 | U 35 | Lothar von Arnauld de la Perière | | Emilio G. | 166 |  | it |
| 8 Feb 1918 | U 64 | Robert Moraht | | Emma Felice | 128 |  | it |
| 15 Dec 1916 | U 38 | Max Valentiner | | Emmanuele Accame | 3,242 |  | it |
| 24 Nov 1917 | U 65 | Hermann von Fischel | | Enna | 1,814 |  | it |
| 9 May 1918 | U 153 | Gernot Goetting | | Enrichetta | 5,011 |  | it |
| 30 Jun 1917 | U 63 | Otto Schultze | | Enrichetta | 3,638 |  | it |
| 30 Jul 1917 | U 95 | Athalwin Prinz | | Eolo | 1,679 |  | it |
| 16 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Era | 1,078 |  | it |
| 4 Feb 1917 | U 45 | Erich Sittenfeld | | Eridania | 3,171 |  | it |
| 18 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Erix | 923 |  | it |
| 20 May 1916 | U 34 | Claus Rücker | | Erminia | 1,544 |  | it |
| 10 Dec 1916 | U 38 | Max Valentiner | | Esemplare | 2,595 |  | it |
| 7 Aug 1917 | UC 27 | Gerhard Schulz | | Esemplare | 999 |  | it |
| 2 Feb 1918 | UC 54 | Heinrich XXXVII Prinz zu Reuß | | Esterel | 238 |  | it |
| 1 Oct 1917 | U 151 | Waldemar Kophamel | | Etna | 5,604 |  | it |
| 16 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Eufrasia | 71 |  | it |
| 2 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Eugenia | 550 |  | it |
| 6 Aug 1917 | U 55 | Wilhelm Werner | | Eugenia | 4,835 |  | it |
| 17 Sep 1917 | UC 27 | Gerhard Schulz | | Eugenio D. | 99 |  | it |
| 13 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Eurasia | 1,898 |  | it |
| 20 May 1916 | U 34 | Claus Rücker | | Fabricotti F. | 150 |  | it |
| 9 Feb 1917 | U 43 | Hellmuth Jürst | | Famiglia | 2,942 |  | it |
| 29 Jan 1918 | UB 49 | Hans von Mellenthin | | Fanny | 74 |  | it |
| 20 Jan 1918 | UC 67 | Karl Neumann | | Faustina B. | 105 |  | it |
| 29 Aug 1916 | U 34 | Claus Rücker | | Fede | 1,273 |  | it |
| 5 Dec 1916 | UB 29-C19 | Hans Adam | | Fede | 1,987 |  | it |
| 31 Oct 1916 | U 63 | Otto Schultze | | Fedelta | 1,906 |  | it |
| 5 Mar 1917 | U 53 | Hans Rose | | Federico Confalonieri | 4,434 |  | it |
| 8 Jun 1917 | U 72 | Ernst Krafft | | Felicina | 165 |  | it |
| 26 Aug 1917 | UB 32 | Benno von Ditfurth | | Feltre | 6,455 |  | it |
| 15 May 1917 | U 63 | Otto Schultze | | Ferrara (d.) | 5,660 |  | it |
| 6 Feb 1917 | UB 34 | Theodor Schultz | | Ferruccio | 2,192 |  | it |
| 9 Jun 1917 | U 64 | Robert Moraht | | Fert | 5,567 |  | it |
| 2 Apr 1917 | UC 38 | Alfred Klatt | | Filicudi | 257 |  | it |
| 9 Nov 1915 | U 38 | Max Valentiner | | Firenze | 3,960 |  | it |
| 9 Aug 1917 | U 33 | Gustav Sieß | | Flora | 125 |  | it |
| 30 Apr 1917 | U 62 | Ernst Hashagen | | Fortunata | 3,348 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Francesca | 161 |  | it |
| 12 Jul 1917 | UC 67 | Karl Neumann | | Francesco | 151 |  | it |
| 6 May 1917 | UC 72 | Ernst Voigt | | Francesco | 3,438 |  | it |
| 4 May 1917 | U 34 | Johannes Klasing | | Francesco C. | 984 |  | it |
| 25 Mar 1918 | UC 67 | Karl Neumann | | Francesco Antonio Aiello | 44 |  | it |
| 17 Jun 1916 | | | | Francesco Padre | unknown |  | it |
| 30 Sep 1918 | UC 53 | Erich Gerth | | Francesco Padre | 101 |  | it |
| 14 May 1917 | U 63 | Otto Schultze | | Francesco Raiola | 180 |  | it |
| 13 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Francesco Saverio | 214 |  | it |
| 25 May 1916 | U 39 | Walter Forstmann | | Fratelli Bandiera | 3,506 |  | it |
| 30 Jan 1918 | UC 53 | Kurt Albrecht | | Fratelli Barrera | 88 |  | it |
| 4 Jul 1917 | U 34 | Johannes Klasing | | Fratelli Bianchi | 3,542 |  | it |
| 27 Jul 1917 | U 33 | Gustav Sieß | | Frigido | 59 |  | it |
| 7 Feb 1918 | UB 49 | Hans von Mellenthin | | G32 (rin) | 237 |  | it |
| 12 Aug 1918 | U 63 | Kurt Hartwig | | G6 (rin) | 370 |  | it |
| 30 Sep 1918 | UC 53 | Erich Gerth | | Gabriela Costela | 105 |  | it |
| 24 Feb 1918 | U 152 | Constantin Kolbe | | Gaetana Costanzo | 1,027 |  | it |
| 24 Oct 1917 | UB 40 | Hans Howaldt | | Gallia | 2,728 |  | it |
| 22 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Garibaldi | 1,374 |  | it |
| 9 Sep 1916 | UB 23 | Ernst Voigt | | Gemma | 3,111 |  | it |
| 31 Jul 1916 | U 35 | Lothar von Arnauld de la Perière | | Generale Ameglio | 222 |  | it |
| 22 May 1916 | U 34 | Claus Rücker | | Genista | 1,856 |  | it |
| 26 Apr 1917 | UC 27 | Gerhard Schulz | | Gennarino | 248 |  | it |
| 27 Jul 1917 | U 33 | Gustav Sieß | | Genova | 3,486 |  | it |
| 26 Feb 1917 | UC 37 | Otto Launburg | | Gerolamo Ulloa (d.) | 4,283 |  | it |
| 26 Jul 1917 | U 33 | Gustav Sieß | | Gesu E Maria | 196 |  | it |
| 27 Feb 1916 | U 35 | Lothar von Arnauld de la Perière | | Giava | 2,755 |  | it |
| 11 May 1918 | UC 52 | Hellmuth von Doemming | | Gigilla | 120 |  | it |
| 28 Oct 1916 | U 21 | Otto Hersing | | Gilda R. | 37 |  | it |
| 12 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Gina | 443 |  | it |
| 20 Sep 1917 | UB 50 | Franz Becker | | Gioffredo Mameli | 4,124 |  | it |
| 21 Apr 1917 | U 32 | Kurt Hartwig | | Giosue | 140 |  | it |
| 14 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Giosue | 20 |  | it |
| 19 Mar 1918 | UB 49 | Hans von Mellenthin | | Giovanni Albanesi | 497 |  | it |
| 2 Nov 1916 | U 34 | Claus Rücker | | Giovanni Anteri Beretta | 332 |  | it |
| 30 Sep 1918 | UC 53 | Erich Gerth | | Giovanni Costa | 102 |  | it |
| 22 Feb 1917 | UC 38 | Alfred Klatt | | Giovanni P. | 105 |  | it |
| 22 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Giovanni Zambelli | 2,485 |  | it |
| 3 May 1917 | UC 61 | Georg Gerth | | Giovannina | 3,030 |  | it |
| 13 Apr 1918 | UC 20 | Heinrich Kukat | | Giove (d.) | 5,037 |  | it |
| 9 Aug 1918 | UC 22 | Eberhard Weichold | | Girolamo Ciolino | 58 |  | it |
| 1 Sep 1916 | U 34 | Claus Rücker | | Giuseppe | 180 |  | it |
| 18 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Giuseppe | 1,856 |  | it |
| 13 Apr 1917 | U 35 | Lothar von Arnauld de la Perière | | Giuseppe Accame | 3,224 |  | it |
| 29 Jan 1918 | UC 67 | Karl Neumann | | Giuseppe B. | 38 |  | it |
| 3 Oct 1917 | UC 35 | Hans Paul Korsch | | Giuseppe Ferrante | 51 |  | it |
| 18 Jul 1915 | k.u.k. U4 | Rudolf Singule | | Giuseppe Garibaldi (rin) | 7,234 |  | it |
| 29 Apr 1917 | UC 37 | Otto Launburg | | Giuseppe Maria | 99 |  | it |
| 8 Dec 1917 | UC 53 | Kurt Albrecht | | Giuseppe Naccari | 128 |  | it |
| 25 Jan 1918 | U 65 | Hermann von Fischel | | Giuseppe O. | 74 |  | it |
| 4 Apr 1916 | U 39 | Walter Forstmann | | Giuseppe Padre | 184 |  | it |
| 28 Apr 1917 | U 63 | Otto Schultze | | Giuseppe Padre I | 102 |  | it |
| 17 Jun 1917 | UC 27 | Gerhard Schulz | | Giuseppe S. | 20 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | Giuseppina | 223 |  | it |
| 23 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Giuseppina | 1,872 |  | it |
| 29 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Giuseppina | 214 |  | it |
| 28 Apr 1917 | U 63 | Otto Schultze | | Giuseppina G. | 100 |  | it |
| 23 Sep 1917 | UC 53 | Kurt Albrecht | | Giuseppina Concettina | 31 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | Giuseppina Rosa | 132 |  | it |
| 1 Oct 1918 | UC 53 | Erich Gerth | | Giuseppino M. | 49 |  | it |
| 7 Jul 1918 | k.u.k. U27 | Josef Holub | | Giuseppino Padre | 67 |  | it |
| 28 Feb 1917 | UC 35 | Ernst von Voigt | | Giustina Madre | 35 |  | it |
| 3 Dec 1916 | UB 29-C19 | | | Giustizia | 1,168 |  | it |
| 28 Aug 1916 | U 34 | Claus Rücker | | Gorgona | 861 |  | it |
| 18 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Guido T | 324 |  | it |
| 18 Dec 1917 | UB 49 | Hans von Mellenthin | | Guilo S | 151 |  | it |
| 30 Jan 1918 | UB 48 | Wolfgang Steinbauer | | Harlaw | 821 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Henriette B. | 176 |  | it |
| 23 May 1916 | U 39 | Walter Forstmann | | Hercules | 2,704 |  | it |
| 30 May 1916 | U 39 | Walter Forstmann | | Hermesberg | 2,884 |  | it |
| 28 Apr 1917 | U 63 | Otto Schultze | | I Due Fratelli P. | 100 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Ida | 242 |  | it |
| 25 May 1917 | UC 20 | Hans Adalbert von der Lühe | | Ida | 46 |  | it |
| 2 Feb 1918 | UC 54 | Heinrich XXXVII Prinz zu Reuß | | Ida | 63 |  | it |
| 7 Jun 1917 | U 33 | Gustav Sieß | | Il Dionisio | 97 |  | it |
| 3 May 1918 | | | | Il Francesco | 116 |  | it |
| 30 Jun 1917 | UC 67 | Karl Neumann | | Il Nuovo Gasperino Gabriele | 35 |  | it |
| 13 Aug 1917 | UC 53 | Kurt Albrecht | | Il Nuovo Leonardo | 34 |  | it |
| 14 Oct 1916 | UB 47 | Wolfgang Steinbauer | | Il Nuovo S. Luigi | 39 |  | it |
| 14 Oct 1916 | UB 47 | Wolfgang Steinbauer | | Il Redentore | 80 |  | it |
| 4 May 1917 | UC 69 | Erwin Waßner | | Ilva | 2,140 |  | it |
| 2 Oct 1917 | UB 48 | Wolfgang Steinbauer | | Imera | 1,172 |  | it |
| 25 Mar 1917 | U 64 | Robert Moraht | | Immacolata | 137 |  | it |
| 31 Mar 1918 | UC 35 | Hans Paul Korsch | | Immacolata | 35 |  | it |
| 3 Jul 1917 | U 63 | Otto Schultze | | Immacolatina | 54 |  | it |
| 10 Jul 1916 | k.u.k. U17 | Zdenko Hudecek | | Impetuoso (rin) | 680 |  | it |
| 25 Nov 1917 | UC 67 | Karl Neumann | | Iniziativa | 24 |  | it |
| 4 Dec 1915 | UC 14 | Cäsar Bauer | | Intrepido | 680 |  | it |
| 4 Nov 1915 | U 38 | Max Valentiner | | Ionia | 1,816 |  | it |
| 23 Oct 1918 | UC 52 | Carl Heinrich Saß | | Ischia (d.) | 4,050 |  | it |
| 11 Oct 1917 | UC 35 | Hans Paul Korsch | | Italia | 3,456 |  | it |
| 14 Sep 1916 | k.u.k. U4 | Rudolf Singule | | Italia (d.) | 3,498 |  | it |
| 11 Dec 1916 | U 72 | Ernst Krafft | | Jeanne | 534 |  | it |
| 9 Mar 1918 | UC 67 | Karl Neumann | | Jolanda | 80 |  | it |
| 22 Apr 1916 | U 19 | Raimund Weisbach | | Jozsef Agost Foherzeg | 2,680 |  | it |
| 20 Jan 1916 | k.u.k. U11 | | | König Albert (p.) | 10,484 |  | it |
| 19 Jun 1917 | U 64 | Robert Moraht | | La Giuseppina | 28 |  | it |
| 2 Dec 1917 | U 65 | Hermann von Fischel | | La Margherita | 41 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | La Maria | 43 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | La Michelina | 34 |  | it |
| 14 Oct 1916 | UB 47 | Wolfgang Steinbauer | | La Nuova Concettina | 32 |  | it |
| 24 Mar 1918 | UC 53 | Adolf Ehrensberger | | La Nuova Felice | 72 |  | it |
| 8 Dec 1917 | UC 67 | Karl Neumann | | La Vittoria | 53 |  | it |
| 16 Jul 1917 | U 49 | Richard Hartmann | | Lamia L. | 2,220 |  | it |
| 1 Dec 1916 | U 32 | Kurt Hartwig | | Lampo | 59 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Lavinia | 243 |  | it |
| 29 Jan 1918 | UB 49 | Hans von Mellenthin | | Lavoro | 160 |  | it |
| 10 Aug 1917 | k.u.k. U31 | Franz Nejebsy | | Lealta | 4,021 |  | it |
| 13 Nov 1916 | U 50 | Gerhard Berger | | Lela | 2,987 |  | it |
| 12 Jul 1917 | UC 67 | Karl Neumann | | Leonardo G. | 50 |  | it |
| 10 May 1917 | UC 35 | Ernst von Voigt | | Leone Xiii | 78 |  | it |
| 29 Jul 1916 | U 39 | Walter Forstmann | | Letimbro | 2,210 |  | it |
| 18 Jun 1917 | UC 27 | Gerhard Schulz | | Letizia C. | 136 |  | it |
| 14 Oct 1917 | UC 73 | Kurt Schapler | | Lido G. | 1,003 |  | it |
| 24 Nov 1915 | U 33 | Konrad Gansser | | Liguria | 3,199 |  | it |
| 13 Oct 1917 | U 35 | Lothar von Arnauld de la Perière | | Lilla | 2,819 |  | it |
| 13 Apr 1916 | U 39 | Walter Forstmann | | Lipari | 1,539 |  | it |
| 28 Apr 1917 | U 33 | Gustav Sieß | | Lisetta | 40 |  | it |
| 14 Aug 1917 | UC 67 | Karl Neumann | | Lombardo | 3,029 |  | it |
| 17 Aug 1917 | UC 35 | Hans Paul Korsch | | Lorenzina Aiello | 120 |  | it |
| 18 Oct 1917 | U 35 | Lothar von Arnauld de la Perière | | Lorenzo | 2,498 |  | it |
| 9 Aug 1916 | U 73 | Gustav Sieß | | Lorenzo Donato | 140 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Louis B. | 212 |  | it |
| 11 Oct 1917 | UC 35 | Hans Paul Korsch | | Lovli | 7,212 |  | it |
| 8 Apr 1917 | U 65 | Hermann von Fischel | | Lucia | 138 |  | it |
| 29 Jan 1918 | UB 49 | Hans von Mellenthin | | Lucia Martini | 160 |  | it |
| 7 Mar 1918 | U 152 | Constantin Kolbe | | Luigi | 3,549 |  | it |
| 27 May 1917 | U 65 | Hermann von Fischel | | Luigi | 137 |  | it |
| 2 Dec 1916 | U 63 | Otto Schultze | | Luigi C. | 71 |  | it |
| 4 Jan 1917 | UC 37 | Otto Launburg | | Luigi Ciampa | 3,988 |  | it |
| 8 Nov 1916 | U 34 | Claus Rücker | | Luigi Pastro | 3,228 |  | it |
| 7 Sep 1916 | U 34 | Claus Rücker | | Luigia | 917 |  | it |
| 17 Jun 1917 | UC 27 | Gerhard Schulz | | Luigina | 19 |  | it |
| 23 Nov 1917 | UC 35 | Hans Paul Korsch | | Luigina | 308 |  | it |
| 27 Feb 1917 | U 49 | Richard Hartmann | | Luigino B. | 1,971 |  | it |
| 3 Jun 1917 | U 69 | Ernst Wilhelms | | Luisa (d.) | 1,648 |  | it |
| 11 May 1917 | UC 35 | Ernst von Voigt | | Luisa Madre | 87 |  | it |
| 28 Jan 1918 | UB 49 | Hans von Mellenthin | | Lysi | 247 |  | it |
| 8 Jul 1917 | U 65 | Hermann von Fischel | | L’immortale Leone | 133 |  | it |
| 13 May 1917 | U 47 | Heinrich Metzger | | L’indipendente F. | 181 |  | it |
| 25 Mar 1918 | UC 67 | Karl Neumann | | L’iniziatore | 47 |  | it |
| 9 May 1917 | UC 35 | Ernst von Voigt | | L’oriente | 11 |  | it |
| 25 Oct 1917 | | | | Madalena | 2,601 |  | it |
| 11 May 1917 | UC 35 | Ernst von Voigt | | Maddalena Madre | 87 |  | it |
| 6 Apr 1918 | UC 52 | Hellmuth von Doemming | | Madona Belle Grazie | 105 |  | it |
| 9 May 1917 | | | | Madonna Del Paradiso | 10 |  | it |
| 16 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Madre | 665 |  | it |
| 27 Apr 1917 | U 33 | Gustav Sieß | | Mafalda | 162 |  | it |
| 7 Jun 1917 | U 64 | Robert Moraht | | Mamma Filomena | 148 |  | it |
| 1 Oct 1918 | U 139 | Lothar von Arnauld de la Perière | | Manin | 2,691 |  | it |
| 3 Jun 1917 | U 72 | Ernst Krafft | | Manin B. | 249 |  | it |
| 11 Jun 1917 | UB 32 | Max Viebeg | | Mar Cor | 3,257 |  | it |
| 27 May 1916 | U 39 | Walter Forstmann | | Mar Terso | 3,778 |  | it |
| 21 Feb 1916 | UC 12 | Eberhard Fröhner | | Marechiaro | 412 |  | it |
| 13 Oct 1916 | k.u.k. U4 | Rudolf Singule | | Margaretha | 2,092 |  | it |
| 10 Aug 1917 | UC 53 | Kurt Albrecht | | Margherita | 65 |  | it |
| 23 Nov 1916 | U 72 | Ernst Krafft | | Margherita F. | 44 |  | it |
| 21 Aug 1916 | U 34 | Claus Rücker | | Maria | 242 |  | it |
| 24 Jul 1916 | U 39 | Walter Forstmann | | Maria | 198 |  | it |
| 4 Feb 1917 | U 81 | Raimund Weisbach | | Maria | 992 |  | it |
| 1 Apr 1917 | U 65 | Hermann von Fischel | | Maria T. | 45 |  | it |
| 23 Aug 1916 | U 38 | Max Valentiner | | Maria Brizzolari | 152 |  | it |
| 13 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Maria C. | 77 |  | it |
| 4 Apr 1916 | U 39 | Walter Forstmann | | Maria Carmella Findari | 42 |  | it |
| 26 Aug 1917 | UC 35 | Hans Paul Korsch | | Maria Del Carmine | 108 |  | it |
| 19 Nov 1916 | U 72 | Ernst Krafft | | Maria Di Pompei | 286 |  | it |
| 2 Nov 1917 | U 35 | Lothar von Arnauld de la Perière | | Maria Di Porto Salvo | 91 |  | it |
| 23 May 1917 | U 65 | Hermann von Fischel | | Maria Febronia Antonina | 55 |  | it |
| 3 Apr 1917 | U 65 | Hermann von Fischel | | Maria Ferrara | 106 |  | it |
| 27 May 1917 | U 65 | Hermann von Fischel | | Maria Giuseppe | 26 |  | it |
| 23 May 1916 | U 39 | Walter Forstmann | | Maria Porto Di Salvezza | 39 |  | it |
| 22 Apr 1917 | U 33 | Gustav Sieß | | Maria S. | 133 |  | it |
| 29 Jan 1918 | UC 67 | Karl Neumann | | Maria S.s. Del Paradiso | 114 |  | it |
| 1 Apr 1917 | U 65 | Hermann von Fischel | | Maria Santissima D. Grazie | 35 |  | it |
| 18 Jun 1917 | UC 27 | Gerhard Schulz | | Marietta B. | 52 |  | it |
| 1 Nov 1917 | UC 37 | Willy List | | Marigo | 24 |  | it |
| 26 Oct 1916 | U 21 | Otto Hersing | | Marina G. | 154 |  | it |
| 19 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Mario C. | 398 |  | it |
| 18 Mar 1918 | UC 25 | Karl Dönitz | | Massilia | 5,026 |  | it |
| 20 Mar 1918 | UC 67 | Karl Neumann | | Matteo Renato Imbriani | 5,882 |  | it |
| 26 Aug 1917 | UC 20 | Hans Adalbert von der Lühe | | Maurizio P. | 558 |  | it |
| 10 Jun 1915 | UB 15 | Heino von Heimburg | | Medusa | 245 |  | it |
| 16 Mar 1917 | UC 47 | Paul Hundius | | Medusa | 1,274 |  | it |
| 3 Dec 1917 | UC 25 | Johannes Feldkirchner | | Melo | 1,115 |  | it |
| 4 May 1918 | UC 20 | Heinrich Kukat | | Mergellina (d.) | 354 |  | it |
| 7 Sep 1916 | UB 39 | Werner Fürbringer | | Messicano | 4,065 |  | it |
| 4 Jun 1918 | UC 53 | Adolf Ehrensberger | | Michelangelo (d.) | 2,456 |  | it |
| 27 May 1917 | U 33 | Gustav Sieß | | Michele Costantino | 51 |  | it |
| 30 Jan 1918 | UC 53 | Kurt Albrecht | | Michele Padre | 230 |  | it |
| 30 Mar 1917 | U 52 | Hans Walther | | Michelina Catalano | 78 |  | it |
| 22 Feb 1917 | UC 38 | Alfred Klatt | | Michielino | 20 |  | it |
| 7 Jul 1917 | UC 67 | Karl Neumann | | Milano | 143 |  | it |
| 29 Aug 1917 | k.u.k. U14 | Georg Ritter von Trapp | | Milazzo | 11,477 |  | it |
| 15 Feb 1917 | U 39 | Walter Forstmann | | Minas | 2,854 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | Mistica Rosa | 31 |  | it |
| 3 May 1917 | UC 73 | Kurt Schapler | | Misurata | 2,691 |  | it |
| 27 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Mongibello | 4,059 |  | it |
| 12 Jun 1918 | UB 68 | Heino von Heimburg | | Monginevro (d.) | 5,271 |  | it |
| 23 Feb 1916 | UC 12 | Eberhard Fröhner | | Monsone | 249 |  | it |
| 21 Dec 1917 | UB 49 | Hans von Mellenthin | | Monte Bianco (d.) | 6,968 |  | it |
| 9 Jun 1917 | U 72 | Ernst Krafft | | Montebello | 2,603 |  | it |
| 1 Sep 1918 | UB 48 | Wolfgang Steinbauer | | Monviso (d.) | 4,020 |  | it |
| 12 Apr 1917 | UC 38 | Alfred Klatt | | Monviso (d.) | 4,020 |  | it |
| 13 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Motia | 500 |  | it |
| 17 Sep 1917 | UC 27 | Gerhard Schulz | | Muccio | 137 |  | it |
| 28 Apr 1917 | U 63 | Otto Schultze | | Natale B. | 55 |  | it |
| 25 May 1917 | U 65 | Hermann von Fischel | | Natale Monaco | 57 |  | it |
| 16 Oct 1916 | k.u.k. U16 | Orest Ritter von Zopa | | Nembo (rin) | 330 |  | it |
| 5 Aug 1915 | k.u.k. U5 | Georg Ritter von Trapp | | Nereide | 225 |  | it |
| 12 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Nereus | 3,980 |  | it |
| 16 Dec 1917 | UB 49 | Hans von Mellenthin | | New York | 442 |  | it |
| 25 May 1917 | UC 35 | Ernst von Voigt | | Nicolino | 120 |  | it |
| 24 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Nicolo | 5,466 |  | it |
| 3 Feb 1918 | U 101 | Carl-Siegfried Ritter von Georg | | Nikolaos (d.) | 3,561 |  | it |
| 22 Oct 1916 | U 39 | Walter Forstmann | | Nina | 3,383 |  | it |
| 12 Mar 1917 | U 64 | Robert Moraht | | Nina M. | 117 |  | it |
| 18 May 1918 | UC 52 | Hellmuth von Doemming | | Ninetta | 17 |  | it |
| 31 May 1917 | UC 25 | Johannes Feldkirchner | | Ninotto | 208 |  | it |
| 28 Apr 1917 | UC 37 | Otto Launburg | | Niobe | 66 |  | it |
| 23 Mar 1917 | U 34 | Johannes Klasing | | Noli | 1,569 |  | it |
| 17 Jun 1917 | U 60 | Karl Georg Schuster | | Nostra Madre | 649 |  | it |
| 31 Aug 1916 | U 34 | Claus Rücker | | Nostra Signora Assunta | 1,256 |  | it |
| 25 Aug 1916 | U 38 | Max Valentiner | | Nostra Signora Del Carmine | 1,575 |  | it |
| 30 Aug 1916 | U 38 | Max Valentiner | | Nostra Signora Della Guardia | 1,588 |  | it |
| 24 Sep 1917 | UC 53 | Kurt Albrecht | | Nuova Francesca | 45 |  | it |
| 3 Apr 1917 | UC 38 | Alfred Klatt | | Nuova Maria Di Porto Salvo | 48 |  | it |
| 24 Mar 1918 | UC 53 | Adolf Ehrensberger | | Nuovo Enio | 35 |  | it |
| 19 Jun 1917 | U 64 | Robert Moraht | | Nuovo Mondo Carmelo | 25 |  | it |
| 28 May 1917 | UC 25 | Johannes Feldkirchner | | Nuovo S. Giovanni | 31 |  | it |
| 8 Apr 1917 | | | | Nuovo San Francesco | 101 |  | it |
| 8 Feb 1918 | U 156 | Konrad Gansser | | Nuzza | 1,102 |  | it |
| 14 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Oceania | 4,217 |  | it |
| 7 Aug 1917 | UC 63 | Karsten von Heydebreck | | Onesta | 2,674 |  | it |
| 22 May 1916 | U 34 | Claus Rücker | | Orealla | 1,876 |  | it |
| 16 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Oriana | 3,132 |  | it |
| 16 Nov 1917 | k.u.k. U43 | Friedrich Schlosser | | Orione (d.) | 4,016 |  | it |
| 2 Dec 1916 | U 72 | Ernst Krafft | | Palermo | 9,203 |  | it |
| 14 Aug 1916 | k.u.k. U4 | Rudolf Singule | | Pantellaria | 204 |  | it |
| 18 Jun 1917 | UC 27 | Gerhard Schulz | | Paolina Aida | 250 |  | it |
| 29 Jan 1918 | UB 49 | Hans von Mellenthin | | Paolo Meriga | 127 |  | it |
| 8 Apr 1917 | U 65 | Hermann von Fischel | | Papa Gian Battista | 138 |  | it |
| 24 Mar 1918 | UC 67 | Karl Neumann | | Partenope | 834 |  | it |
| 4 Feb 1918 | U 64 | Robert Moraht | | Participation | 2,438 |  | it |
| 4 Sep 1916 | U 34 | Claus Rücker | | Pasquale Lauro | 1,188 |  | it |
| 9 Mar 1918 | UC 67 | Karl Neumann | | Pasqualina | 80 |  | it |
| 28 Aug 1917 | UC 38 | Hans Hermann Wendlandt | | Pasqualino Carmela | 61 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Pausania | 107 |  | it |
| 4 Apr 1917 | UC 71 | Hans Valentiner | | Pensiero | 2,632 |  | it |
| 9 May 1917 | UC 35 | Ernst von Voigt | | Peppino Aiello | 113 |  | it |
| 4 May 1917 | k.u.k. U4 | Rudolf Singule | | Perseo | 4,857 |  | it |
| 3 Jun 1917 | U 39 | Walter Forstmann | | Petronilla Madre | 43 |  | it |
| 30 Jun 1917 | UC 44 | Kurt Tebbenjohanns | | Phoebus | 3,133 |  | it |
| 22 Dec 1917 | UB 49 | Hans von Mellenthin | | Piemonte (d.) | 2,395 |  | it |
| 17 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Pier Accavan Ubert | 112 |  | it |
| 31 Aug 1916 | U 38 | Max Valentiner | | Piero Maroncelli | 3,225 |  | it |
| 23 Dec 1917 | U 35 | Lothar von Arnauld de la Perière | | Pietro | 3,860 |  | it |
| 17 May 1918 | UC 52 | Hellmuth von Doemming | | Pietro Brizzolari | 445 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | Pietro Lofaro | 291 |  | it |
| 3 Dec 1915 | U 39 | Walter Forstmann | | Pietro Lofaro | 517 |  | it |
| 30 May 1918 | UB 49 | Hans von Mellenthin | | Pietro Maroncelli | 5,143 |  | it |
| 27 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Pino | 1,677 |  | it |
| 3 Dec 1916 | U 39 | Walter Forstmann | | Plata | 1,861 |  | it |
| 25 Oct 1916 | k.u.k. U15 | Franz Rzemenowsky von Trautenegg | | Polceverra | 2,207 |  | it |
| 26 Nov 1917 | UC 35 | Hans Paul Korsch | | Pontida | 5,834 |  | it |
| 17 Sep 1918 | k.u.k. U27 | Josef Holub | | Portaritissa | 16 |  | it |
| 16 Jul 1917 | U 32 | Kurt Hartwig | | Porto Di Adalia | 4,073 |  | it |
| 10 Apr 1917 | U 32 | Kurt Hartwig | | Porto Di Rodi | 2,480 |  | it |
| 6 Mar 1917 | U 65 | Hermann von Fischel | | Porto Di Smirne | 2,576 |  | it |
| 10 Dec 1915 | U 39 | Walter Forstmann | | Porto Said | 5,301 |  | it |
| 3 Jun 1917 | UC 66 | Herbert Pustkuchen | | Portofino | 1,754 |  | it |
| 17 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Poviga | 3,360 |  | it |
| 22 Sep 1917 | UC 53 | Kurt Albrecht | | Primo | 65 |  | it |
| 8 Jun 1916 | k.u.k. U5 | Friedrich Schlosser | | Principe Umberto | 7,929 |  | it |
| 14 Mar 1918 | UB 49 | Hans von Mellenthin | | Principessa Laetitia | 4,011 |  | it |
| 14 Apr 1917 | UC 20 | Franz Becker | | Progresso | 31 |  | it |
| 18 Mar 1918 | U 155 | Erich Eckelmann | | Prometeo | 4,455 |  | it |
| 16 Feb 1917 | U 35 | Lothar von Arnauld de la Perière | | Prudenza | 3,307 |  | it |
| 4 Mar 1918 | U 60 | Franz Grünert | | Quarnero | 3,237 |  | it |
| 31 Aug 1916 | U 34 | Claus Rücker | | Quinto | 836 |  | it |
| 19 Feb 1917 | UC 38 | Alfred Klatt | | Quinto | 1,796 |  | it |
| 28 Mar 1917 | U 34 | Johannes Klasing | | Raffaele | 53 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | Raffaelo | 24 |  | it |
| 4 Apr 1917 | U 52 | Hans Walther | | Ravenna | 4,101 |  | it |
| 21 Feb 1917 | | | | Re Umberto | 80 |  | it |
| 4 Dec 1915 | UC 14 | Cäsar Bauer | | Re Umberto | 2,952 |  | it |
| 20 May 1916 | U 39 | Walter Forstmann | | Redentore | 228 |  | it |
| 4 Jan 1918 | UC 20 | Otto Kümpel | | Regina Elena | 7,940 |  | it |
| 24 Mar 1918 | UC 53 | Adolf Ehrensberger | | Regina Immacolata | 35 |  | it |
| 12 Dec 1916 | UC 14 | Franz Becker | | Regina Margherita (rin) | 13,427 |  | it |
| 12 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Regina Pacis | 2,228 |  | it |
| 13 May 1917 | U 38 | Max Valentiner | | Rio Amazonas | 2,970 |  | it |
| 31 Mar 1916 | U 39 | Walter Forstmann | | Riposto | 1,003 |  | it |
| 26 May 1917 | UC 35 | Ernst von Voigt | | Risorgimento | 222 |  | it |
| 25 May 1916 | U 39 | Walter Forstmann | | Rita | 200 |  | it |
| 22 May 1916 | U 34 | Claus Rücker | | Roberto G | 587 |  | it |
| 27 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Roma | 2,491 |  | it |
| 2 Dec 1916 | U 63 | Otto Schultze | | Roma | 642 |  | it |
| 6 Jul 1917 | U 65 | Hermann von Fischel | | Roma | 52 |  | it |
| 16 Apr 1918 | UC 22 | Carl Bünte | | Romania | 2,562 |  | it |
| 16 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Rondine | 112 |  | it |
| 5 Oct 1918 | UC 53 | Kurt Albrecht | | Rosa (d.) | 908 |  | it |
| 7 Jun 1917 | U 65 | Hermann von Fischel | | Rosa M | 64 |  | it |
| 7 Jan 1917 | U 32 | Kurt Hartwig | | Rosalia L. | 7,186 |  | it |
| 21 May 1916 | U 39 | Walter Forstmann | | Rosalia Madre | 251 |  | it |
| 11 May 1917 | UC 35 | Ernst von Voigt | | Rosalia Madre | 95 |  | it |
| 29 Jul 1916 | U 39 | Walter Forstmann | | Rosarina G.v. | 131 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Rosario | 188 |  | it |
| 25 May 1917 | U 65 | Hermann von Fischel | | Rosina R. | 54 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | Rosinella | 27 |  | it |
| 28 May 1917 | UC 25 | Johannes Feldkirchner | | S. Andrea | 27 |  | it |
| 27 Feb 1917 | UC 38 | Alfred Klatt | | S. Ciro Palmerino | 113 |  | it |
| 24 Sep 1917 | UC 53 | Kurt Albrecht | | S. Espedito | 31 |  | it |
| 9 Aug 1917 | UC 35 | Hans Paul Korsch | | S. Gerlano | 11 |  | it |
| 19 Dec 1917 | UB 50 | Franz Becker | | S. Giuseppe B. | 96 |  | it |
| 15 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | S. Maria | 515 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | S. Vincenzo Ferrari P. | 52 |  | it |
| 30 Jun 1917 | UB 47 | Hans Hermann Wendlandt | | Sacra Famiglia | 98 |  | it |
| 26 Aug 1915 | UC 13 | Johannes Kirchner | | Sahina Noria | 37 |  | it |
| 5 Mar 1917 | UC 37 | Otto Launburg | | Salvatore | 119 |  | it |
| 27 Nov 1916 | U 72 | Ernst Krafft | | Salvatore Ciampa | 1,728 |  | it |
| 5 Jan 1917 | U 35 | Lothar von Arnauld de la Perière | | Salvatore Padre | 200 |  | it |
| 18 May 1916 | U 34 | Claus Rücker | | San Andrea | 225 |  | it |
| 30 Nov 1916 | U 32 | Kurt Hartwig | | San Antonio | 611 |  | it |
| 7 Jun 1917 | U 33 | Gustav Sieß | | San Antonio | 13 |  | it |
| 2 Jun 1918 | UB 48 | Wolfgang Steinbauer | | San Antonio | 389 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | San Antonio | 28 |  | it |
| 11 May 1917 | UC 35 | Ernst von Voigt | | San Antonio | 40 |  | it |
| 2 Nov 1916 | U 21 | Otto Hersing | | San Antonio O. | 113 |  | it |
| 2 Dec 1917 | U 65 | Hermann von Fischel | | San Antonio Il Vittorioso | 45 |  | it |
| 17 Jun 1917 | UC 27 | Gerhard Schulz | | San Antonio V | 23 |  | it |
| 26 May 1918 | | | | San Domenico | 27 |  | it |
| 14 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | San Francesco | 28 |  | it |
| 24 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | San Francesco | 1,060 |  | it |
| 26 May 1917 | UC 20 | Hans Adalbert von der Lühe | | San Francesco | 47 |  | it |
| 13 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | San Francesco Di Paola | 43 |  | it |
| 1 Sep 1916 | U 38 | Max Valentiner | | San Francesco Di Paola | 68 |  | it |
| 28 Apr 1917 | U 63 | Otto Schultze | | San Francesco Di Paola | 41 |  | it |
| 16 Dec 1917 | UB 49 | Hans von Mellenthin | | San Francesco Di Paola | 51 |  | it |
| 2 Nov 1917 | U 35 | Lothar von Arnauld de la Perière | | San Francesco Di Paola G. | 91 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | San Francesco Di Paolo | 112 |  | it |
| 19 Mar 1918 | UB 49 | Hans von Mellenthin | | San Francesco Di Paolo | 70 |  | it |
| 13 Mar 1918 | UB 49 | Hans von Mellenthin | | San Francesco Di Paolo | 70 |  | it |
| 30 Sep 1918 | UC 53 | Erich Gerth | | San Francesco P. | 41 |  | it |
| 3 Nov 1916 | U 21 | Otto Hersing | | San Giorgio | 258 |  | it |
| 12 Nov 1916 | U 50 | Gerhard Berger | | San Giovanni | 1,315 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | San Giovanni Battista | 1,066 |  | it |
| 19 Jun 1917 | UC 27 | Gerhard Schulz | | San Giovanni Battista | 32 |  | it |
| 4 Apr 1917 | UC 37 | Otto Launburg | | San Giovanni Battiste | 46 |  | it |
| 1 Oct 1918 | UC 53 | Erich Gerth | | San Giuseppe A. | 56 |  | it |
| 22 Mar 1918 | UC 67 | Karl Neumann | | San Giuseppe C. | 53 |  | it |
| 14 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | San Giuseppe Patriarca | 62 |  | it |
| 8 Jan 1918 | U 63 | Kurt Hartwig | | San Guglielmo | 8,145 |  | it |
| 20 Sep 1918 | UB 105 | Rudolf Petersen | | San Michele | 24 |  | it |
| 22 Feb 1917 | UC 38 | Alfred Klatt | | San Michele | 301 |  | it |
| 1 May 1918 | k.u.k. U27 | Josef Holub | | San Nicola | unknown |  | it |
| 6 Jul 1918 | k.u.k. U27 | Josef Holub | | San Nicola | 29 |  | it |
| 3 Aug 1917 | UC 22 | Erich Wiesenbach | | San Nicola | 30 |  | it |
| 22 Aug 1916 | U 34 | Claus Rücker | | San Pietro | 53 |  | it |
| 9 May 1917 | UC 35 | Ernst von Voigt | | San Pietro | 11 |  | it |
| 17 Aug 1917 | UC 35 | Hans Paul Korsch | | San Rossore (d.) | 5,601 |  | it |
| 2 Mar 1917 | U 65 | Hermann von Fischel | | San Vincenza F. | 52 |  | it |
| 10 Aug 1916 | | | | Sant Antonio | 81 |  | it |
| 13 Jun 1917 | | | | Sant Antonio | 22 |  | it |
| 24 May 1917 | U 65 | Hermann von Fischel | | Sant Antonio Di Padova | 184 |  | it |
| 31 Aug 1916 | U 34 | Claus Rücker | | Santa Maria | 947 |  | it |
| 25 May 1918 | UB 50 | Franz Becker | | Santa Teresa | 257 |  | it |
| 13 Jun 1917 | U 72 | Ernst Krafft | | Santo | 622 |  | it |
| 21 Sep 1918 | UB 105 | Rudolf Petersen | | Santo Fortunato | 24 |  | it |
| 21 Sep 1917 | UC 23 | Volkhard von Bothmer | | Santo Nicola | 159 |  | it |
| 1 Feb 1918 | UC 53 | Kurt Albrecht | | Sant’ Andrea B | 31 |  | it |
| 25 Dec 1917 | UB 50 | Franz Becker | | Sant’ Antonio | 843 |  | it |
| 1 Jul 1915 | U 24 | Rudolf Schneider | | Sardomene | 2,000 |  | it |
| 24 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Saturnina Fanny | 1,568 |  | it |
| 23 Apr 1917 | UC 36 | Gustav Buch | | Savio | 1,922 |  | it |
| 21 Jun 1917 | UC 17 | Werner Fürbringer | | Scheria | 2,727 |  | it |
| 18 Oct 1915 | U 35 | Waldemar Kophamel | | Scilla | 1,220 |  | it |
| 28 Aug 1917 | UC 38 | Hans Hermann Wendlandt | | Scilla | 397 |  | it |
| 9 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Sebastiano | 3,995 |  | it |
| 28 Oct 1916 | U 63 | Otto Schultze | | Selene | 3,955 |  | it |
| 10 Oct 1918 | | | | Sempre Avanti | 33 |  | it |
| 28 Oct 1917 | UB 50 | Franz Becker | | Senegal | 845 |  | it |
| 4 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Siena | 4,372 |  | it |
| 4 Sep 1916 | U 34 | Claus Rücker | | Silverstream | 1,224 |  | it |
| 9 Jul 1918 | U 91 | Alfred von Glasenapp | | Silvia | 3,571 |  | it |
| 4 Apr 1918 | UB 52 | Otto Launburg | | Sincerita | 1,722 |  | it |
| 11 Jul 1917 | UC 24 | Kurt Willich | | Siracusa | 3,187 |  | it |
| 16 Jul 1916 | U 39 | Walter Forstmann | | Sirra | 3,203 |  | it |
| 17 Sep 1918 | k.u.k. U27 | Josef Holub | | Sofia | unknown |  | it |
| 8 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Speme | 1,229 |  | it |
| 28 Jul 1917 | U 33 | Gustav Sieß | | Splendor (d.) | 6,507 |  | it |
| 17 Aug 1916 | UB 47 | Wolfgang Steinbauer | | Stampalia | 9,000 |  | it |
| 5 Nov 1918 | UC 74 | Hans Schüler | | Stavnos | 38 |  | it |
| 29 Aug 1916 | U 38 | Max Valentiner | | Stella Del Mare | 1,166 |  | it |
| 7 Apr 1918 | U 155 | Erich Eckelmann | | Sterope | 9,500 |  | it |
| 13 Apr 1917 | U 35 | Lothar von Arnauld de la Perière | | Stromboli | 5,466 |  | it |
| 21 Dec 1917 | UB 49 | Hans von Mellenthin | | Stromboli | 5,356 |  | it |
| 17 May 1916 | k.u.k. U15 | Friedrich Fähndrich | | Stura | 2,237 |  | it |
| 23 Aug 1916 | U 38 | Max Valentiner | | Tanina | 138 |  | it |
| 18 Jan 1917 | UC 16 | Egon von Werner | | Taormina | 2,457 |  | it |
| 3 Oct 1917 | UC 65 | Claus Lafrenz | | Tasmania | 3,662 |  | it |
| 14 Jun 1916 | U 35 | Lothar von Arnauld de la Perière | | Tavolara | 701 |  | it |
| 16 Feb 1918 | U 155 | Erich Eckelmann | | Tea | 5,395 |  | it |
| 19 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Teresa | 270 |  | it |
| 23 May 1916 | U 39 | Walter Forstmann | | Teresa Accame (d.) | 4,742 |  | it |
| 1 Mar 1917 | U 65 | Hermann von Fischel | | Teresina | 212 |  | it |
| 19 Sep 1917 | UC 53 | Kurt Albrecht | | Teresita | 136 |  | it |
| 21 Mar 1918 | UC 37 | Otto Kümpel | | Termini | 1,523 |  | it |
| 4 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Teti | 2,868 |  | it |
| 31 Aug 1916 | UB 45 | Karl Palis | | Tevere | 2,660 |  | it |
| 6 Nov 1915 | U 38 | Max Valentiner | | Ticino | 1,470 |  | it |
| 10 Aug 1917 | UC 53 | Kurt Albrecht | | Tito Speri | 3,893 |  | it |
| 30 Sep 1915 | U 33 | Konrad Gansser | | Tobia | 185 |  | it |
| 12 May 1918 | UC 35 | Hans Paul Korsch | | Togo | 1,484 |  | it |
| 1 Nov 1916 | U 21 | Otto Hersing | | Torero | 767 |  | it |
| 14 Feb 1917 | U 39 | Walter Forstmann | | Torino | 4,159 |  | it |
| 26 Jun 1915 | UB 1 | Franz Wäger | | Torpediniere 5 Pn | 120 |  | it |
| 27 Aug 1916 | U 34 | Claus Rücker | | Torridon | 1,526 |  | it |
| 28 Oct 1916 | U 21 | Otto Hersing | | Tre Fratelli D. | 190 |  | it |
| 24 Mar 1918 | UC 53 | Adolf Ehrensberger | | Tre Sorelle Salvo | 26 |  | it |
| 7 Aug 1917 | U 61 | Victor Dieckmann | | Trento | 3,276 |  | it |
| 17 Dec 1916 | U 38 | Max Valentiner | | Tripoli | 56 |  | it |
| 17 Mar 1917 | U 64 | Robert Moraht | | Tripoli | 658 |  | it |
| 17 Mar 1918 | UB 49 | Hans von Mellenthin | | Tripoli | 1,743 |  | it |
| 13 Oct 1917 | UC 35 | Hans Paul Korsch | | Tripoli (d.) | 1,743 |  | it |
| 11 Mar 1918 | UC 67 | Karl Neumann | | Tripoli | 824 |  | it |
| 12 Oct 1918 | UB 105 | Rudolf Petersen | | Tripoli Ii | 958 |  | it |
| 14 Aug 1917 | UC 35 | Hans Paul Korsch | | Umberto I | 2,766 |  | it |
| 23 Nov 1915 | k.u.k. U16 | Orest Ritter von Zopa | | Unione | 25 |  | it |
| 22 Apr 1917 | U 33 | Gustav Sieß | | Unione | 207 |  | it |
| 10 Apr 1916 | U 66 | Thorwald von Bothmer | | Unione | 2,367 |  | it |
| 25 May 1917 | UC 20 | Hans Adalbert von der Lühe | | Unione Salvatore | 57 |  | it |
| 28 Jan 1918 | UC 67 | Karl Neumann | | Urania | 373 |  | it |
| 27 Apr 1917 | U 81 | Raimund Weisbach | | Uranus | 3,978 |  | it |
| 8 Jun 1917 | U 39 | Walter Forstmann | | Valdieri | 4,637 |  | it |
| 14 Oct 1917 | UB 48 | Wolfgang Steinbauer | | Valparaiso | 4,930 |  | it |
| 20 May 1916 | U 39 | Walter Forstmann | | Valsesia | 248 |  | it |
| 24 Feb 1917 | U 65 | Hermann von Fischel | | Venere | 290 |  | it |
| 29 Sep 1916 | U 35 | Lothar von Arnauld de la Perière | | Venus | 3,976 |  | it |
| 7 Jul 1918 | UC 52 | Hellmuth von Doemming | | Vergine Di Lourdes | 55 |  | it |
| 15 Aug 1916 | U 35 | Lothar von Arnauld de la Perière | | Vergine Di Pompei | 145 |  | it |
| 11 May 1918 | UC 52 | Hellmuth von Doemming | | Verona | 8,261 |  | it |
| 30 Oct 1916 | U 32 | Kurt Hartwig | | Vertunno | 3,239 |  | it |
| 28 Jul 1918 | UC 25 | Karl Dönitz | | Vesuvio (d.) | 5,459 |  | it |
| 7 Sep 1918 | UB 42 | Hans Georg Lübbe | | Vicenza | 1,833 |  | it |
| 3 Sep 1916 | U 38 | Max Valentiner | | Villa D’oro | 134 |  | it |
| 22 Feb 1917 | UC 38 | Alfred Klatt | | Vincenzino | 20 |  | it |
| 25 May 1917 | U 65 | Hermann von Fischel | | Vincenzino C. | 54 |  | it |
| 20 Oct 1917 | UC 25 | Walter Lippold | | Virginia Gentile | 165 |  | it |
| 1 Jun 1917 | UC 25 | Johannes Feldkirchner | | Vittoria | 248 |  | it |
| 27 Jan 1918 | UB 48 | Wolfgang Steinbauer | | Volonta Di Dio | 43 |  | it |
| 1 Jul 1917 | U 38 | Max Valentiner | | Volto Santo G. | 225 |  | it |
| 26 Mar 1918 | UB 50 | Franz Becker | | Volturno | 11,495 |  | it |
| 23 May 1916 | U 39 | Walter Forstmann | | Washington | 2,819 |  | it |
|
| 1,014,126 | | | 655 ships sunk (913,732 tons) and 27 ships damaged (100,394 tons). Legend (d.) means the ship was damaged. (p.) means the ship was taken as prize (included in ships & tonnage lost).
|