1909-1987
| Elsa Olivia Knutson | |
| B: | 25 Feb 1909 | 
| Vasquez, Colorado, USA | |
| D: | 26 May 1987 | 
| Los Gatos, Santa Clara, California, USA | |
 1901-1990
| James Clinton McCandless | |
| B: | 12 Jun 1901 | 
| Mars, Pennsylvania, USA | |
| M: | 31 Dec 1939 | 
| Bakersfield, California, USA | |
| D: | 22 Aug 1990 | 
| Alameda, Alameda, California, USA | |
  | 
 1871-1962
| John Knutson | |
| B: | 10 Oct 1871 | 
| Trondheim, Sor Trondelag, Norway | |
| D: | 3 May 1962 | 
| Denver, Colorado, USA | |
 1880-1973
| Hannah Kristine Johnson | |
| B: | 18 Oct 1880 | 
| Smoland, Sweden | |
| M: | 10 Apr 1902 | 
| Denver, Colorado, USA | |
| D: | 1973 | 
| Denver, Colorado, USA | |