We have so far registered 92,376 seafarers
| Name | Born | Place of birth (place of living shown if missing) | | Leif Sverre Olsen | March 1, 1922 | Born in Hurum | |
| Nils Louis Notler Olsen | July 17, 1921 | Born in Svelvik | |
| Olaf Olsen | December 4, 1914 | Born in Lier | |
| Olaf Andreas Olsen | November 21, 1888 | Born in Kongsberg | |
| Olaf Fredrik Olsen | April 19, 1885 | Born in Drammen | |
| Olav Olsen | July 30, 1924 | Born in Drammen | |
| Ole Kristian Sten Olsen | January 30, 1922 | Born in Drammen | |
| Oluf M. Olsen | | Lived in Drammen | |
| Oscar Olsen | | Lived in Drammen | |
| Osvald Hanche Olsen | December 10, 1883 | Born in Ådalen | |
| Ragnar Olsen | September 21, 1900 | Born in Røyken | |
| Reidar Oliver Olsen | April 15, 1920 | Born in Røyken | |
| Rolf Norman Olsen | March 9, 1901 | Born in Drammen | |
| Sigmund Arnold Olsen | January 7, 1915 | Born in Hurum | |
| Sigurd Oliver Olsen | April 8, 1899 | Born in Fredrikstad | |
| Thorvald Gabriel Olsen | December 24, 1917 | Born in Lier | |
| Wilhelm Johannes Olsen | August 27, 1917 | Born in Haugesund | |
| Åge Olsen | April 28, 1921 | Born in Hurum | |
| Øivind Olsen | January 27, 1921 | Born in Tofte i Hurum | |
| Jostein Oddvar Opheim | May 9, 1920 | Born in Norderhov | |
| Karl Fredrik Opperud | July 17, 1901 | Lived in Skoger | |
| Kolbjørn Opsal | November 13, 1921 | Born in Lier | |
| Reidar Aaser Opsand | June 6, 1915 | Born in Drammen | |
| Odd Osland | August 11, 1921 | Born in Drammen | |
| Einar Rosenkrantz Ottesen | February 1, 1898 | Lived in Styrnidesvei 55, Drammen | |