1893 - 1975 (82 år)
 | Gerine Elaine Colby 1915-2010 |
| Gerine Elaine Colby | |
| F: | 8 Aug 1915 |
| Clay County, Iowa, USA | |
| D: | 4 Sep 2010 |
| Johnston, Polk County, Iowa, USA | |
 | Thelma Aurelia Colby 1918-1976 |
| Thelma Aurelia Colby | |
| F: | 15 Okt 1918 |
| Linn Grove, Buena Vista County, Iowa, USA | |
| D: | 6 Jan 1976 |
| Storm Lake, Buena Vista County, Iowa, USA | |
 | Norma Elvina Colby 1920-1971 |
| Norma Elvina Colby | |
| F: | 31 Aug 1920 |
| Sioux Rapids, Buena Vista County, Iowa, USA | |
| D: | 26 Apr 1971 |
| Placer County, California, USA | |
| Ila Fae Colby 1924-1976 |
| Ila Fae Colby | |
| F: | 12 Mar 1924 |
| Iowa, USA | |
| D: | 8 Feb 1976 |
| Orange County, California, USA | |
| Florence Antonette Rokkan 1893-1975 |
| Florence Antonette Rokkan | |
| F: | 6 Maj 1893 |
| Barnes Township, Linn Grove, Buena Vista, Iowa, USA | |
| D: | Okt 1975 |
| Sioux Rapids, Buena Vista County, Iowa, USA | |
 | Carl Johan Colby 1885-1965 |
| Carl Johan Colby | |
| F: | 16 Okt 1885 |
| Aurelia, Cherokee, Iowa, USA | |
| D: | 31 Okt 1965 |
| Iowa, USA | |
