| Name | Build year | Nationality | Bilde | Loss during WW2 |
|---|---|---|---|---|
| M/S Llangibby Castle | 1929 | Great Britain | ||
| D/S Llanstephan Castle | 1914 | Great Britain | ||
| Lekter Lloyd I. Seaman | 1935 | USA | ||
| D/S Loammi Baldwin | 1944 | USA | ||
| D/S Loch Dee | 1937 | Great Britain | ||
| M/S Lodshavn | 1915 | Norway | ||
| D/S Lofoten | 1932 | Norway | ||
| M/S Lofoten II | 1944 | Norway | ||
| D/S Log | 1931 | Norway | Attacked from air, 1945-3-17 | |
| T/T T2 Logan`s Fort | 1945 | USA | ||
| D/T Loida | 1916 | Panama | ||
| D/S Loke | 1915 | Norway | ||
| D/S Lom | 1920 | Norway | Fire/Explosion, 1943-12-2 | |
| Torpedobåt Lom (1) | 1905 | Norway | Hijacked, 1940-4-9 | |
| T/S Loma Victory | 1945 | USA | ||
| D/S London II | 1924 | Great Britain | Attacked from air, 1941-3-22 | |
| T/S Lone Star | 1919 | USA | ||
| D/S Longtaker | 1936 | Panama | Torpedoed, 1941-8-18 | |
| M/S Lookout | 1932 | Panama | Sunk by mine, 1944-12-12 | |
| T/T Lookout Mountain | 1943 | USA | ||
| D/S L'Orage | 1921 | Great Britain | ||
| D/S Lord Delaware | 1942 | USA | ||
| D/S Lorentz W. Hansen | 1920 | Norway | Shelled by gunfire, 1939-10-14 | |
| D/S Lorenzo De Zavala | 1943 | USA | ||
| D/S Lornaston | 1925 | Great Britain | Torpedoed, 1945-3-8 |