| Name | Build year | Nationality | Bilde | Loss during WW2 |
|---|---|---|---|---|
| D/S Clinton Kelly | 1943 | USA | ||
| D/S Colabee | 1920 | USA | ||
| D/S Collamer | 1920 | USA | Torpedoed, 1942-3-5 | |
| T/S Collingsworth | 1920 | USA | Torpedoed, 1943-1-9 | |
| T/T Colorado | 1942 | USA | ||
| M/S Columbia | 1914 | USA | ||
| D/S Commercial Trader | 1920 | USA | Torpedoed, 1942-9-16 | |
| T/T Comol Rico | 1919 | USA | Torpedoed, 1942-4-4 | |
| D/S Cordova | 1912 | USA | ||
| T/T T2 Corinth | 1943 | USA | ||
| D/S Cornelia | 1916 | USA | ||
| D/S Cornelius Gilliam | 1942 | USA | ||
| D/S Corozal | 1911 | USA | ||
| T/T Crown Point | 1943 | USA | ||
| D/S Crusader II | 1941 | USA | ||
| D/S Cushman K. Davis | 1943 | USA | ||
| D/S Cyrus W. Field | 1943 | USA | ||
| D/S Daniel Drake | 1943 | USA | ||
| D/S Daniel H. Hill | 1942 | USA | ||
| D/S Daniel Webster | 1943 | USA | Attacked from air, 1944-1-10 | |
| D/S Dauntless No. 7 | 1898 | USA | ||
| D/S David A. Curry | 1944 | USA | ||
| D/S David Caldwell | 1943 | USA | ||
| D/S David G. Farragut | 1943 | USA | ||
| D/S David H. Atwater | 1919 | USA | Torpedoed, 1942-4-3 |