fö 1757 - 1847 (> 90 år)
| Martin Williamson 1879-fö 1915 |
| Martin Williamson | |
| F: | 1879 |
| Nebraska, USA | |
| D: | fö 1915 |
| Nebraska, USA | |
 | Synneva "Susie*" Williamson 1871-1936 |
| Synneva "Susie*" Williamson | |
| F: | 8 Jan 1871 |
| Madison, Dane County, Wisconsin, USA | |
| D: | 21 Dec 1936 |
| Newman Grove, Madison County, Nebraska, USA | |
| Bertha Christine Johannesdatter "Williamson*" | |
| F: | 29 Jan 1863 |
| Sveio, Fjon, Hordaland | |
| D: | 16 Dec 1940 |
| Albion, Boone County, Nebraska, USA | |
 | Andrew Nicholas Nelson 1858-1916 |
| Andrew Nicholas Nelson | |
| F: | 7 Sep 1858 |
| Saukville, Ozaukee County, Wisconsin, USA | |
| D: | 25 Maj 1916 |
| Henry County, Kentucky, USA | |
| Martha Elisabeth Johannesdatter "Williamson*" | |
| F: | 22 Maj 1859 |
| Sveio, Kvalvåg, Hordaland | |
| D: | 13 Aug 1951 |
| Meadow Grove, Madison County, Montana, USA | |
 | Sven "Swan*" Månsson "Monson*" 1855-1910 |
| Sven "Swan*" Månsson "Monson*" | |
| F: | 1 Maj 1855 |
| Oppmanna, Kristianstad, Kristianstads län, Sverige | |
| D: | 1910 |
| Newman Grove, Madison County, Nebraska, USA | |
 | Mons Johan Johannesen "Williamson*" 1867-1942 |
| Mons Johan Johannesen "Williamson*" | |
| F: | 21 Apr 1867 |
| Sveio, Fjon, Hordaland | |
| D: | 13 Feb 1942 |
| Norfolk, Madison County, Nebraska, USA | |
 | Inger Maria Larsdatter Levos* 1869-1940 |
| Inger Maria Larsdatter Levos* | |
| F: | 6 Apr 1869 |
| Sveio, Lauvås, Hordaland | |
| D: | Jul 1940 |
| Boone County, Nebraska, USA | |
| Kristoffer Johannesen 1869-1869 |
| Kristoffer Johannesen | |
| F: | 2 Okt 1869 |
| Sveio, Fjon, Hordaland | |
| D: | 9 Dec 1869 |
| Sveio, Fjon, Hordaland | |
| Mons Johannes Johannesen 1866-1866 |
| Mons Johannes Johannesen | |
| F: | 12 Jan 1866 |
| Sveio, Fjon, Hordaland | |
| D: | 28 Maj 1866 |
| Sveio, Fjon, Hordaland | |
| Villum "William*" Johan "John*" Johannessen "Williamson*" | |
| F: | 2 Feb 1861 |
| Skjold, Meland, Rogaland | |
| D: | 15 Sep 1939 |
| Newman Grove, Madison County, Nebraska, USA | |
 | Gurine Elizabeth* Johannesdatter 1867-1951 |
| Gurine Elizabeth* Johannesdatter | |
| F: | 14 Mar 1867 |
| Sveio, Strømsvold, Hordaland | |
| D: | 23 Jan 1951 |
| Newman Grove, Madison County, Nebraska, USA | |
 | Johannes "John*" Willumsen "Williamson*" 1839-1915 |
| Johannes "John*" Willumsen "Williamson*" | |
| F: | 14 Feb 1839 |
| Skjold, Meland, Rogaland | |
| D: | 13 Dec 1915 |
| Newman Grove, Madison County, Nebraska, USA | |
 | Synneva "Soneva*" Monsdatter 1839-1932 |
| Synneva "Soneva*" Monsdatter | |
| F: | 20 Mar 1839 |
| Sveio, Kvalvåg, Hordaland | |
| D: | 5 Okt 1932 |
| Shell Creek, Madison County, Nebraska, USA | |
| Villum Johannesen fö 1804-1843 |
| Villum Johannesen | |
| F: | fö 22 Apr 1804 |
| Skjold, Haraldseid, Rogaland | |
| D: | 20 Maj 1843 |
| Skjold, Meland, Rogaland | |
| Johannes Johannessen fö 1757-1847 |
| Johannes Johannessen | |
| F: | fö 2 Mar 1757 |
| Skjold, Eggja, Rogaland | |
| D: | 10 Dec 1847 |
| Skjold, Haraldseid, Rogaland | |
 | Guri Gundersdatter 1768-1814 |
| Guri Gundersdatter | |
| F: | 1768 |
| Skjold, Aukland, Rogaland | |
| D: | 1814 |
| Skjold, Haraldseid, Rogaland | |
