| Name | Build year | Nationality | Bilde | Loss during WW2 |
|---|---|---|---|---|
| D/S Selene | 1894 | Sweden | ||
| D/S Selis | 1918 | Norway | Attacked from air, 1942-5-14 | |
| D/S Selje | 1930 | Norway | Attacked from air, 1942-5-15 | |
| D/S Sellinge | 1916 | Great Britain | Sunk by mine, 1943-9-6 | |
| M/K Selma | Unknown | Norway | Sunk by mine, 1942-3-1 | |
| D/S Selvik | 1920 | Norway | ||
| D/S Semla | 1924 | Great Britain | ||
| M/S Sendingen II | 1917 | Norway | ||
| Oppsynsskip Senja | 1937 | Norway | ||
| M/S Senja | 1938 | Norway | Attacked from air, 1945-5-4 | |
| M/K Senjafjell | Unknown | Norway | ||
| D/S Senta | 1917 | Norway | Torpedoed, 1942-10-13 | |
| M/S Septer | 1892 | Norway | ||
| D/S Seringa | 1913 | Great Britain | ||
| D/S Serula | 1918 | Great Britain | ||
| T/S Seton Hall Victory | 1945 | USA | ||
| Jakt Severine | 1882 | Norway | ||
| D/S Severoles | 1922 | Norway | ||
| M/S Sevilla | 1921 | Norway | ||
| D/S-flytende kokeri Sevilla | 1900 | Great Britain | ||
| D/S Sevra | 1929 | Great Britain | Sunk by mine, 1940-11-6 | |
| M/S Sfinx | 1943 | Norway | ||
| Lekter S.G.1 | Unknown | Norway | ||
| M/T Shabonee | 1930 | Panama | ||
| M/S Shanaliam | 1929 | Canada |