We have so far registered 92,376 seafarers
| Name | Born | Place of birth (place of living shown if missing) | | Martin Elias Opsal | April 18, 1917 | Lived in Stenvåg, Ålesund | |
| Hjalmar Opstad | May 14, 1905 | Born in Ålesund | |
| Georgi Simion Orloff | May 14, 1922 | Born in Ålesund | |
| Aksel Leonard Ormbostad | July 27, 1897 | Born in Tustna | |
| Kåre Messel Orseth | August 12, 1900 | Born in Frei, Kristiansund | |
| Sverre Orseth | April 2, 1912 | Born in Kristiansund | |
| Trygve Sivertsen Orten | March 21, 1917 | Born in Sandøy | |
| Jakob Orø | July 30, 1899 | Born in Hustad, Bud | |
| Lyder Oshaug | August 9, 1911 | Born in Molde | |
| Håkon Osnes | June 26, 1910 | Born in Ulstein | |
| Fredrik A. Oterhals | January 20, 1913 | Born in Aukra | |
| Jacob Oterhals | October 29, 1919 | Born in Aukra | |
| Kristian Oterhals | July 25, 1907 | Born in Aukra | |
| Hans Johan Hansen Otterlei | April 7, 1902 | Born in Fjørtoft, Haram | |
| Ingebrigt Ingebrigtsen Otterlei | July 8, 1903 | Born in Haram | |
| Jonathan Otterlei | January 20, 1910 | Born in Fjørtoft i Ålesund | |
| Sigurd Olaf Elias Otterlei | July 1, 1889 | Born in Ålesund | |
| Leif Ottestad | September 23, 1920 | Born in Vågan | |
| Harald Overå | December 24, 1901 | Born in Hareid | |
| Julius Johansen Overaa | June 25, 1917 | Born in Haugesund | |
| Henry Karstein Pareliussen Goksøyr | March 19, 1918 | Born in Rundøy, Ålesund | |
| Helge Pareliussen | December 14, 1921 | Born in Herøy | |
| Ingvald Karl Pareliussen | February 15, 1920 | Born in Runde | |
| Einar Paulsen | July 11, 1907 | Born in Bolsøy, Molde | |
| Johannes Einar Paulsen | March 4, 1924 | Born in Ålesund | |
