position
| Name | Details |
|---|---|
| Bernt Tobias Jahnsen | Born 1850 in Natvig |
| Jahn Jahnsen | Born November 13, 1846 in Grimstad |
| Jahn Kristoffer Jahnsen | Born July 13, 1891 in Tønsberg |
| Jahn Mathias Jahnsen | Born August 25, 1849 in Fjære |
| Johan Emelius Jahnsen | Born 1838 in Vestre Moland, Songe |
| Mauritz Jahnsen | Born November 17, 1811 in Grimstad |
| Oluf Jahnsen | Born 1866 in Grisøy |
| Paul Jahnsen | Lived in Flørenes |
| Paul Nicolai Jahnsen | Born 1826 in Songe |
| Peder Jahnsen | Born December 15, 1820 in Fjære |
| Peder Ydalus Jahnsen | Born August 22, 1862 in Ombord på bark Ydale - Atlanterhavet |
| Julius Kristian Jahre | Born June 15, 1902 in Tjøme |
| Ernst Håkon Jahr | Born June 30, 1911 in Laudal |
| Jahsen | |
| Anton Marselius Jakobsen | Born July 28, 1893 in Stavanger |
| Guttorm Jakobsen | Born February 2, 1911 in Tromsø |
| Henry Gustav Jakobsen | Born September 20, 1907 |
| Jakob Jakobsen | Born April 16, 1834 in Landvik |
| Jakob Magnus Jakobsen | Born April 26, 1906 in Stavanger |
| Jarl Sverre Jakobsen | Born January 11, 1940 in Farsund |
| Johan Sverre Jakobsen | Born July 16, 1897 in Svinør |
| Karl Kristian Jakobsen | Born 1872 |
| Marius A. Jakobsen | Born in Tønsberg |
| Nls Jakobsen | Born April 14, 1835 in Landvik |
| Ole Ambrosius Jakobsen | Born August 28, 1870 |