| Name | Build year | Nationality | Bilde | Loss during WW2 |
|---|---|---|---|---|
| D/S Inna | 1913 | Norway | ||
| D/S Ino | 1865 | Norway | ||
| Bark Inverdruie | 1867 | Norway | ||
| Bark Irene | 1891 | Norway | ||
| D/S Iris | 1901 | Norway | Ran aground, 1944-10-4 | |
| D/S Irma | 1890 | Norway | ||
| D/S Irma | 1905 | Norway | Torpedoed, 1944-2-13 | |
| D/S Iron Knob | 1922 | Australia | ||
| M/S Irti | 1876 | Norway | ||
| D/S Isbjørn | 1907 | Norway | Ran aground, 1944-12-17 | |
| D/S Isdalen | 1891 | Norway | ||
| D/S Ishavet | 1916 | Norway | ||
| D/S Islændingen | 1906 | Norway | ||
| D/S Ivanhoe | 1907 | Norway | ||
| D/S Ivar Aasen | 1867 | Norway | ||
| D/S Ivar Aasen | 1885 | Norway | ||
| Stålbark 4 master Iverna | 1890 | Norway | ||
| Stålbark Ivrig | 1891 | Norway |