We have so far registered 33,653 ships
| Name | Build year | Nationality | | M/S Llangibby Castle | 1929 | Great Britain | | |
| D/S Llanstephan Castle | 1914 | Great Britain | | |
| D/S Loch Dee | 1937 | Great Britain | | |
| D/S London II | 1924 | Great Britain | | Attacked from air, 1941-3-22 |
| D/S L'Orage | 1921 | Great Britain | | |
| D/S Lornaston | 1925 | Great Britain | | Torpedoed, 1945-3-8 |
| D/S Lulworth Hill | 1940 | Great Britain | | Torpedoed, 1943-3-19 |
| D/S Lurigethan | 1916 | Great Britain | | Attacked from air, 1941-1-23 |
| D/S Lustrous | 1927 | Great Britain | | Shelled by gunfire, 1941-2-22 |
| M/S Luxmi | 1924 | Great Britain | | |
| D/S Magdalena | 1923 | Great Britain | | Torpedoed, 1940-9-18 |
| D/S Magnolia | 1909 | Great Britain | | |
| D/S Magog | 1923 | Great Britain | | Torpedoed, 1940-7-5 |
| D/S Maid of Stirling | 1920 | Great Britain | | |
| D/S Maiwara | 1924 | Great Britain | | |
| D/S Manaqui | 1921 | Great Britain | | Torpedoed, 1942-3-15 |
| D/S Manchester Exporter | 1918 | Great Britain | | |
| T/S Manchester Port | 1935 | Great Britain | | |
| T/S Manchester Shipper | 1943 | Great Britain | | |
| T/S Manchester Trader | 1941 | Great Britain | | |
| D/S Mandalay | 1911 | Great Britain | | |
| M/T Mannington | 1943 | Great Britain | | |
| D/S Mapleton | 1909 | Great Britain | | |
| D/S Marconi | 1917 | Great Britain | | Torpedoed, 1941-5-21 |
| D/S Margit | 1924 | Great Britain | | Torpedoed, 1944-2-8 |