1896 - 1985 (89 år)
 | Irvin B Halvorson 1925-2008 |
| Irvin B Halvorson | |
| F: | 10 Jun 1925 |
| Portland, Multnomah County, Oregon, USA | |
| D: | 18 Apr 2008 |
| Portland, Multnomah County, Oregon, USA | |
 | Pearl Halvorsen 1926-2011 |
| Pearl Halvorsen | |
| F: | 21 Sep 1926 |
| Lakota, Nelson County, North Dakota, USA | |
| D: | 2 Sep 2011 |
| Portland, Multnomah County, Oregon, USA | |
| Magnus Halvorsen 1896-1985 |
| Magnus Halvorsen | |
| F: | 1896 |
| Hosanger, Hordaland | |
| D: | 1985 |
| Portland, Multnomah County, Oregon, USA | |
 | Janna Marie Johannesdatter 1891-1977 |
| Janna Marie Johannesdatter | |
| F: | 31 Okt 1891 |
| Avaldsnæs, Skeie, Rogaland | |
| V: | 21 Dec 1918 |
| Avaldsnæs, Rogaland | |
| D: | Jul 1977 |
| Portland, Multnomah County, Oregon, USA | |
