1869 - 1946 (77 år)
 | James Birdell Osness 1929-2003 |
| James Birdell Osness | |
| F: | 2 Maj 1929 |
| Farmington township, Day County, South Dakota, USA | |
| D: | 17 Apr 2003 |
| Langford, Marshall County, South Dakota, USA | |
 | Milo Alden Osness 1938-1994 |
| Milo Alden Osness | |
| F: | 30 Mar 1938 |
| Britton, Marshall County, South Dakota, USA | |
| D: | 13 Jan 1994 |
| Langford, Marshall County, South Dakota, USA | |
 | Orlyn Eugene Osness 1933-2013 |
| Orlyn Eugene Osness | |
| F: | 6 Okt 1933 |
| Langford, Marshall County, South Dakota, USA | |
| D: | 24 Feb 2013 |
| Aberdeen, Brown County, South Dakota, USA | |
 | Phyllis Evonne Goreham 1939-2023 |
| Phyllis Evonne Goreham | |
| F: | 3 Nov 1939 |
| Langford, Marshall County, South Dakota, USA | |
| D: | 6 Apr 2023 |
| Langford, Marshall County, South Dakota, USA | |
 | Sr Robert Laverne Osness 1931-2013 |
| Sr Robert Laverne Osness | |
| F: | 27 Nov 1931 |
| Langford, Marshall County, South Dakota, USA | |
| D: | 25 Dec 2013 |
| Aberdeen, Brown County, South Dakota, USA | |
 | Joyce Drake 1933-2021 |
| Joyce Drake | |
| F: | 29 Jun 1933 |
| Anderson, Anderson County, South Carolina, USA | |
| D: | 8 Mar 2021 |
| Aberdeen, Brown County, South Dakota, USA | |
 | Melvin Jalmer Osness 1902-1983 |
| Melvin Jalmer Osness | |
| F: | 4 Apr 1902 |
| Langford, Marshall County, South Dakota, USA | |
| D: | 17 Jun 1983 |
| Langford, Marshall County, South Dakota, USA | |
| Agnes Holland 1910-2009 |
| Agnes Holland | |
| F: | 5 Aug 1910 |
| Day County, South Dakota, USA | |
| D: | 25 Sep 2009 |
| Langford, Marshall County, South Dakota, USA | |
|
| Jon Bertin Johannessen Osness* 1869-1946 |
| Jon Bertin Johannessen Osness* | |
| F: | 5 Aug 1869 |
| Etne, Osnes, Hordaland | |
| D: | 9 Sep 1946 |
| Langford, Marshall County, South Dakota, USA | |
 | Hilda Nelson 1876-1915 |
| Hilda Nelson | |
| F: | 5 Apr 1876 |
| Norge | |
| D: | 12 Maj 1915 |
| Day County, South Dakota, USA | |
 | Bertine Gundersdatter 1876-1925 |
| Bertine Gundersdatter | |
| F: | 28 Mar 1876 |
| Skudenes, Kvilhaugsvik, Rogaland | |
| D: | 11 Jan 1925 |
| Langford, Marshall County, South Dakota, USA | |
