1883 - 1960 (76 år)
| Arvid Orell Mortenson 1920-1969 |
| Arvid Orell Mortenson | |
| F: | 13 Jan 1920 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 29 Dec 1969 |
| Anchorage Borough, Alaska, USA | |
 | Deborah Lynn Mortenson 1954-2012 |
| Deborah Lynn Mortenson | |
| F: | 14 Maj 1954 |
| Stanley, Mountrail County, North Dakota, USA | |
| D: | 29 Feb 2012 |
| Tacoma, Pierce County, Washington, USA | |
 | Clarence Mortenson 1907-1970 |
| Clarence Mortenson | |
| F: | 23 Apr 1907 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 1 Nov 1970 |
| Crosby, Divide County, North Dakota, USA | |
| Gladys Edna Miller 1912-2002 |
| Gladys Edna Miller | |
| F: | 4 Nov 1912 |
| Westhope, Bottineau County, North Dakota, USA | |
| D: | 11 Apr 2002 |
| Tacoma, Pierce County, Washington, USA | |
| Helen Orpha Mortenson 1915-2004 |
| Helen Orpha Mortenson | |
| F: | 13 Sep 1915 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 9 Maj 2004 |
| Fircrest, Pierce County, Washington, USA | |
 | Ralph George Reesman 1908-2001 |
| Ralph George Reesman | |
| F: | 18 Dec 1908 |
| Webb City, Jasper County, Missouri, USA | |
| D: | 25 Jul 2001 |
| Fircrest, Pierce County, Washington, USA | |
 | Carol June Tasa 1943-2000 |
| Carol June Tasa | |
| F: | 24 Mar 1943 |
| Renton, King County, Washington, USA | |
| D: | 11 Mar 2000 |
| Seattle, King County, Washington, USA | |
| Inez Mae Mortenson 1909-2002 |
| Inez Mae Mortenson | |
| F: | 1 Maj 1909 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 14 Feb 2002 |
| Renton, King County, Washington, USA | |
 | James Milton Tasa 1911-1984 |
| James Milton Tasa | |
| F: | 23 Apr 1911 |
| Froid, Roosevelt County, Montana, USA | |
| D: | 4 Feb 1984 |
| Seattle, King County, Washington, USA | |
 | Dennis Lynn Mortenson 1948-2008 |
| Dennis Lynn Mortenson | |
| F: | 20 Jan 1948 |
| Tacoma, Pierce County, Washington, USA | |
| D: | 3 Maj 2008 |
| Lynn Lewis Mortenson 1918-2000 |
| Lynn Lewis Mortenson | |
| F: | 17 Feb 1918 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 21 Nov 2000 |
| Puyallup, Pierce County, Washington, USA | |
 | Betty Grace Coen 1920-1991 |
| Betty Grace Coen | |
| F: | 13 Jun 1920 |
| Tacoma, Pierce County, Washington, USA | |
| D: | 14 Jan 1991 |
| Puyallup, Pierce County, Washington, USA | |
| Marvin Mortenson 1911-1980 |
| Marvin Mortenson | |
| F: | 8 Feb 1911 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 7 Sep 1980 |
| Minneapolis, Hennepin County, Minnesota, USA | |
 | Virles Ida Goodchild 1920-1979 |
| Virles Ida Goodchild | |
| F: | 20 Jul 1920 |
| Spy Hill, Saskatchewan, Canada | |
| D: | 15 Okt 1979 |
| Plentywood, Sheridan County, Montana, USA | |
 | Medrienne Fay Mortenson 1947-1948 |
| Medrienne Fay Mortenson | |
| F: | 28 Jul 1947 |
| Crosby, Divide County, North Dakota, USA | |
| D: | 25 Jan 1948 |
| Crosby, Divide County, North Dakota, USA | |
| Reuben Eugene Mortenson 1913-1977 |
| Reuben Eugene Mortenson | |
| F: | 2 Sep 1913 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 21 Nov 1977 |
| Tacoma, Pierce County, Washington, USA | |
 | Mae Frances Homestead 1907-1993 |
| Mae Frances Homestead | |
| F: | 23 Sep 1907 |
| Ambrose, Divide County, North Dakota, USA | |
| D: | 31 Mar 1993 |
| Port Townsend, Jefferson County, Washington, USA | |
|
| Ole Mortenson 1883-1960 |
| Ole Mortenson | |
| F: | 12 Sep 1883 |
| Montevideo, Chippewa County, Minnesota, USA | |
| D: | 13 Maj 1960 |
| Crosby, Divide County, North Dakota, USA | |
 | Amanda Peterine Nelson 1888-1920 |
| Amanda Peterine Nelson | |
| F: | 23 Mar 1888 |
| Pierpont, Day County, South Dakota, USA | |
| D: | 27 Aug 1920 |
| Glenwood Township, Clay County, South Dakota, USA | |
| Loren Lowell Mortenson 1927-2002 |
| Loren Lowell Mortenson | |
| F: | 8 Dec 1927 |
| Wildrose, Williams County, North Dakota, USA | |
| D: | 6 Dec 2002 |
| Sun City, Maricopa County, Arizona, USA | |
| Ilene Audra Dreyell 1917-1993 |
| Ilene Audra Dreyell | |
| F: | 1 Feb 1917 |
| Sparta, Elgin, Ontario, Canada | |
| D: | 8 Mar 1993 |
| Port Orchard, Kitsap County, Washington, USA | |
 | Mina Ryness 1883-1964 |
| Mina Ryness | |
| F: | 12 Nov 1883 |
| Rothsay, Otter Tail County, Minnesota, USA | |
| D: | 22 Mar 1964 |
| Crosby, Divide County, North Dakota, USA | |
