| Name | Build year | Nationality | Bilde | Loss during WW2 |
|---|---|---|---|---|
| D/S Acta | 1900 | Norway | Attacked from air, 1940-5-1 | |
| D/S Activ | 1876 | Norway | ||
| D/S Activ | 1903 | Norway | ||
| M/T Actor | 1937 | Panama | ||
| D/S Ada | 1921 | Norway | ||
| Ada Gorthon | 1917 | Sweden | ||
| D/S Adam | 1919 | Great Britain | ||
| D/S Adams Beck | 1941 | Great Britain | 1941-7-30 | |
| M/S Adda | 1922 | Great Britain | Torpedoed, 1941-6-8 | |
| D/S Admiral Halstead | 1921 | USA | ||
| T/S Admiral Hugh Rodman (AP-126) | 1945 | USA | ||
| M/T Adna | 1945 | Norway | ||
| D/S Adolph Sutro | 1943 | USA | ||
| D/S Advance | 1921 | Norway | Attacked from air, 1941-7-5 | |
| D/S Aedanus Burke | 1943 | USA | ||
| D/S A.E. Larsen | 1935 | South Africa | ||
| D/S Africa | 1905 | Great Britain | ||
| D/S Africander | 1921 | Panama | Attacked from air, 1942-9-13 | |
| M/S Afrika | 1920 | Great Britain | Torpedoed, 1943-2-7 | |
| M/K Agder II | Unknown | Norway | ||
| D/S Agersø | 1901 | Denmark | ||
| D/S Agia Marina | 1912 | Greece | ||
| Agna | Unknown | Sweden | ||
| D/S Agnes | 1919 | Norway | ||
| M/K Agnes I (T 17 SA) (DSTO) | 1908 | Norway |