1902 - 1991 (88 år)
 | Helen Evelyn Helgeson 1924-1999 |
| Helen Evelyn Helgeson | |
| F: | 13 Aug 1924 |
| Great Falls, Cascade County, Montana, USA | |
| D: | 27 Okt 1999 |
| Great Falls, Cascade County, Montana, USA | |
 | Alden Keith Anderson 1923-1973 |
| Alden Keith Anderson | |
| F: | 6 Dec 1923 |
| Wilmot, Roberts County, South Dakota, USA | |
| V: | 30 Aug 1946 |
| Clark County, Montana, USA | |
| D: | 31 Jul 1973 |
| Great Falls, Cascade County, Montana, USA | |
 | William Lawrence Helgeson 1926-2017 |
| William Lawrence Helgeson | |
| F: | 28 Jul 1926 |
| Great Falls, Cascade County, Montana, USA | |
| D: | 14 Jul 2017 |
| Great Falls, Cascade County, Montana, USA | |
 | Richard Kenneth Helgeson 1928-2002 |
| Richard Kenneth Helgeson | |
| F: | 22 Okt 1928 |
| Great Falls, Cascade County, Montana, USA | |
| D: | 25 Jan 2002 |
| Great Falls, Cascade County, Montana, USA | |
 | Dorothy Viola Helgeson 1930-2000 |
| Dorothy Viola Helgeson | |
| F: | 12 Okt 1930 |
| Great Falls, Cascade County, Montana, USA | |
| D: | 22 Aug 2000 |
| Great Falls, Cascade County, Montana, USA | |
|
| Ingeborg Constanse Knudsen Bæver 1902-1991 |
| Ingeborg Constanse Knudsen Bæver | |
| F: | 15 Sep 1902 |
| Haugesund, Haraldsgata, Rogaland | |
| D: | 4 Aug 1991 |
| Black Eagle, Cascade County, Montana, USA | |
| Willhelm "William*" Johan "John*" Helgeson | |
| F: | 26 Mar 1886 |
| Haugesund, Haraldsgata, Rogaland | |
| D: | 1958 |
| Great Falls, Cascade County, Montana, USA | |
