1903 - 1976 (73 år)
| Thomas Arthur Mortensen | |
| F: | 17 Sep 1937 |
| Minneapolis, Hennepin County, Minnesota, USA | |
| D: | 16 Nov 2015 |
| Elk River, Sherburne County, Minnesota, USA | |
| Carol Jean Vlkstrom | |
| F: | 25 Aug 1950 |
| Grand Forks County, North Dakota, USA | |
| D: | 15 Jul 2020 |
| Brooklyn Park, Hennepin County, Minnesota, USA | |
|
| Arthur Bernhard Mortenson | |
| F: | 1 Jan 1903 |
| Newark, Kendall County, Illinois, USA | |
| D: | 30 Dec 1976 |
| Minneapolis, Hennepin County, Minnesota, USA | |
| Bernadette Julie Cossette | |
| F: | 15 Feb 1907 |
| Minneapolis, Hennepin County, Minnesota, USA | |
| V: | 15 Sep 1931 |
| Hennepin County, Minnesota, USA | |
| D: | 24 Jun 1998 |
| Saint Cloud, Stearns County, Minnesota, USA | |
