Enlistment district
| Name | Details |
|---|---|
| Wilhelm Olsen. | Born September 17, 1877 in Fjære |
| William Olsen | Born May 19, 1896 in Risør |
| Willum Olsen | Born May 15, 1848 in Risør |
| Aanon Olsen | Born November 22, 1854 in Søndeled |
| Aanon Olsen | Born December 8, 1849 in Risør |
| Aasuld Olsen | Born October 19, 1875 in Søndeled |
| Øivind Olsen | Born July 17, 1906 in Risør |
| Edvard Johan Olsen Ørenevik | Born June 26, 1918 in Søndled |
| Sverre Mangaar Omland | Born October 4, 1919 in Risør |
| Karl Emil Ommundsen | Born October 31, 1886 in Søndeled |
| Olaf Peter Ommundsen | Born February 17, 1884 in Dypvaag |
| Osmund Ommundsen | Born December 9, 1890 in Søndeled |
| Svend Ommundsen | Born September 13, 1893 in Søndeled |
| Søren Ommundsen | Born January 3, 1843 in Søndeled |
| Erling Gerhardt Omundsen | Born April 9, 1921 in Søndeled |
| Omund Omundsen | Born May 10, 1853 in Gjerstad |
| Omund Omundsen | Born July 5, 1873 in Risør |
| Bark Ophir | Build year 1876 |
| Peder Theodor Opsal | Born October 11, 1854 in Hammerfest |
| Erling Moe Ordahl | Born January 20, 1918 in Søndeled |
| Olav Dahle Orheim | Born August 6, 1918 in Søndeled |
| M/S Orion | Build year 1957 |
| Bark Orleans | Build year 1879 |
| Lars Kittelsen Ormeli | Born May 24, 1838 in Søndeled |
| Skib Orpheus | Build year 1859 |