1910 - 1995 (84 år)
 | Duane Orlando Idso 1930-1997 |
| Duane Orlando Idso | |
| F: | 5 Apr 1930 |
| Fargo, Cass County, North Dakota, USA | |
| D: | 13 Apr 1997 |
| Casselton, Cass County, North Dakota, USA | |
 | Janet Lucille Griffeth 1933-2014 |
| Janet Lucille Griffeth | |
| F: | 12 Sep 1933 |
| Cass County, North Dakota, USA | |
| V: | 1954 |
| Casselton, Cass County, North Dakota, USA | |
| D: | 11 Nov 2014 |
| Fargo, Cass County, North Dakota, USA | |
 | Phyllis Jane Idso 1932-2021 |
| Phyllis Jane Idso | |
| F: | 8 Dec 1932 |
| Fargo, Cass County, North Dakota, USA | |
| D: | 23 Dec 2021 |
| Coeur d'Alene, Kootenai County, Idaho, USA | |
 | Louis Bernard Schmit 1927-2016 |
| Louis Bernard Schmit | |
| F: | 14 Jul 1927 |
| Lisbon, Ransom County, North Dakota, USA | |
| V: | 24 Jan 1955 |
| Lisbon, Ransom County, North Dakota, USA | |
| D: | 2 Mar 2016 |
| Coeur d'Alene, Kootenai County, Idaho, USA | |
 | Charles Marlowe Idso 1934-2012 |
| Charles Marlowe Idso | |
| F: | 28 Mar 1934 |
| D: | 14 Okt 2012 |
| Cass County, North Dakota, USA | |
 | Clyde Edward Idso 1941-2010 |
| Clyde Edward Idso | |
| F: | 28 Jan 1941 |
| Fargo, Cass County, North Dakota, USA | |
| D: | 9 Apr 2010 |
| Arthur, Cass County, North Dakota, USA | |
 | Kinney Eugene Idso 1943-1968 |
| Kinney Eugene Idso | |
| F: | 26 Jun 1943 |
| Fargo, Cass County, North Dakota, USA | |
| D: | 17 Apr 1968 |
| Fargo, Cass County, North Dakota, USA | |
|
| Cora Jeanette Aadland 1910-1995 |
| Cora Jeanette Aadland | |
| F: | 1 Sep 1910 |
| Minnesota Township, Roberts County, South Dakota, USA | |
| D: | 15 Feb 1995 |
| Arthur, Cass County, North Dakota, USA | |
 | Thorsen Idso 1893-1960 |
| Thorsen Idso | |
| F: | 14 Jun 1893 |
| Primghar, O'Brien County, Iowa, USA | |
| V: | 7 Jul 1932 |
| Cass County, North Dakota, USA | |
| D: | 9 Sep 1960 |
| Fargo, Cass County, North Dakota, USA | |
