1885 - 1966 (80 år)
 | Donald Avenson 1944-2017 |
| Donald Avenson | |
| F: | 16 Sep 1944 |
| Minneapolis, Hennepin County, Minnesota, USA | |
| D: | 19 Maj 2017 |
| North Platte, Lincoln County, Nebraska, USA | |
 | Wilma Georgetta Morey 1920-2016 |
| Wilma Georgetta Morey | |
| F: | 3 Jun 1920 |
| Morrison County, Minnesota, USA | |
| D: | 18 Feb 2016 |
| Oelwein, Fayette County, Iowa, USA | |
 | Donald Conrad "Buster*" Avenson 1919-1985 |
| Donald Conrad "Buster*" Avenson | |
| F: | 26 Sep 1919 |
| Dorset, Hubbard County, Minnesota, USA | |
| V: | 19 Feb 1943 |
| Dorset, Hubbard County, Minnesota, USA | |
| D: | 20 Jul 1985 |
| Waterloo, Black Hawk County, Iowa, USA | |
| Mable Alice Hopkins 1885-1966 |
| Mable Alice Hopkins | |
| F: | 25 Aug 1885 |
| Iowa Falls, Hardin County, Iowa, USA | |
| D: | 20 Jun 1966 |
| Motley, Morrison County, Minnesota, USA | |
 | Alvah Edison Morey 1885-1924 |
| Alvah Edison Morey | |
| F: | 12 Maj 1885 |
| Kane County, Illinois, USA | |
| D: | 21 Dec 1924 |
| Motley, Morrison County, Minnesota, USA | |
