![]() | Classe: VII A | ![]() |

| Date | Incident | Battle | Place |
| November 11, 1935 | Laid down | - | Germany |
| June 24, 1936 | Launched | Germany, submarine, christened U 27. | Germany |
| August 12, 1936 | Commissioned | - | Germany |
| September 20, 1939 | Sunk | sunk by the Fortune, Forester. | North Atlantic |

| Date | Incident | Battle | Place |
| December 2, 1935 | Laid down | - | Germany |
| July 14, 1936 | Launched | Germany, submarine, christened U 28. | Germany |
| September 12, 1936 | Commissioned | - | Germany |
| October 18, 1940 | Combat | Convoy HX 79. | North Atlantic |
| March 17, 1944 | Destroyed by accident | - | Baltic |
| July 4, 1944 | Stricken | - | North Atlantic |

| Date | Incident | Battle | Place |
| January 2, 1936 | Laid down | - | Germany |
| August 29, 1936 | Launched | Germany, submarine, christened U 29. | Germany |
| November 16, 1936 | Commissioned | - | Germany |
| September 17, 1939 | Combat | sinks the Courageous. | North Sea |
| September 20, 1940 | Combat | Convoy HX 72. | North Atlantic |
| May 4, 1945 | Scuttled | - | Germany |

| Date | Incident | Battle | Place |
| January 24, 1936 | Laid down | - | Germany |
| August 4, 1936 | Launched | Germany, submarine, christened U 30. | Germany |
| October 8, 1936 | Commissioned | - | Germany |
| April 8, 1940 | - | Weserübung. | Norway |
| May 4, 1945 | Scuttled | - | Germany |

| Date | Incident | Battle | Place |
| March 1, 1936 | Laid down | - | Germany |
| September 25, 1936 | Launched | Germany, submarine, christened U 31. | Germany |
| December 28, 1936 | Commissioned | - | Germany |
| March 11, 1940 | Sunk | - | North Sea |
| November 2, 1940 | Sunk | sunk by the Antelope. | North Atlantic |

| Date | Incident | Battle | Place |
| February 25, 1937 | Launched | Germany, submarine, christened U 32. | Germany |
| April 5, 1937 | Commissioned | - | Germany |
| September 20, 1940 | Combat | Convoy HX 72. | North Atlantic |
| October 30, 1940 | Sunk | sunk by the Harvester, Highlander. | North Atlantic |

| Date | Incident | Battle | Place |
| September 1, 1935 | Laid down | - | Germany |
| June 11, 1936 | Launched | Germany, submarine, christened U 33. | Germany |
| July 25, 1936 | Commissioned | - | Germany |
| February 12, 1940 | Sunk | sunk by the Gleaner. | North Atlantic |

| Date | Incident | Battle | Place |
| September 15, 1935 | Laid down | - | Germany |
| July 17, 1936 | Launched | Germany, submarine, christened U 34. | Germany |
| September 12, 1936 | Commissioned | - | Germany |
| December 12, 1936 | Combat | Spanish Civil War. | Spain |
| April 8, 1940 | - | Weserübung. | Norway |
| July 5, 1940 | Combat | sinks the Whirlwind. | Germany |
| August 2, 1940 | Combat | sinks the Spearfish. | Germany |
| September 8, 1943 | Stricken | - | North Atlantic |

| Date | Incident | Battle | Place |
| March 2, 1936 | Laid down | - | Germany |
| September 29, 1936 | Launched | Germany, submarine, christened U 35. | Germany |
| November 3, 1936 | Commissioned | - | Germany |
| November 29, 1939 | Sunk | sunk by the Kingston, Icarus, Kashmir. | North Sea |

| Date | Incident | Battle | Place |
| March 2, 1936 | Laid down | - | Germany |
| November 4, 1936 | Launched | Germany, submarine, christened U 36. | Germany |
| December 16, 1936 | Commissioned | - | Germany |
| December 4, 1939 | Sunk | sunk by the Salmon. | North Sea |