1883 - 
| Bernard Severin Jacobsen | |
| F: | 23 Jan 1912 |
| Great Falls, Cascade County, Montana, USA | |
| Moller Johan Jacobsen | |
| F: | 27 Nov 1915 |
| Great Falls, Cascade County, Montana, USA | |
| D: | |
|
| Berta Johanna Sivertsdatter | |
| F: | 11 Jun 1883 |
| Sveio, Braatvedt, Hordaland | |
| Ditlef Møller Jakobsen | |
| F: | 2 Mar 1880 |
| Sveio, Kvalvåg, Hordaland | |
| V: | 25 Mar 1911 |
| Great Falls, Cascade County, Montana, USA | |
| D: | 1965 |
| USA | |
