| Navn | Byggeår | Nasjonalitet | Bilde | Tap under 2. verdenskrig |
|---|---|---|---|---|
| T/S Katrina Luckenbach | 1918 | USA | ||
| D/S Keith Vawter | 1943 | USA | ||
| T/S Kenmar | 1919 | USA | ||
| T/T T2 Kings Canyon | 1945 | USA | ||
| D/S Kopperston | 1919 | USA | ||
| Lake Ormond | Ukjent | USA | ||
| D/S La Perla | 1925 | USA | ||
| D/S Larranga | 1917 | USA | ||
| D/S Lebore | 1923 | USA | Torpedert, 14.6.1942 | |
| D/S Lee S. Overman | 1943 | USA | ||
| D/S Leland Stanford | 1942 | USA | ||
| D/S Leslie | 1919 | USA | Torpedert, 13.4.1942 | |
| D/S Leslie M. Shaw | 1942 | USA | ||
| D/S L.H.McNelly | 1943 | USA | ||
| T/S Liberty Glo | 1919 | USA | ||
| D/S Lihue | 1919 | USA | Torpedert, 23.2.1942 | |
| D/T L.J. Drake | 1918 | USA | Torpedert, 5.6.1942 | |
| Lekter Lloyd I. Seaman | 1935 | USA | ||
| D/S Loammi Baldwin | 1944 | USA | ||
| T/T T2 Logan`s Fort | 1945 | USA | ||
| T/S Loma Victory | 1945 | USA | ||
| T/S Lone Star | 1919 | USA | ||
| T/T Lookout Mountain | 1943 | USA | ||
| D/S Lord Delaware | 1942 | USA | ||
| D/S Lorenzo De Zavala | 1943 | USA |