1905 - 1970 (64 år)
 | Steven Howard Knutson 1950-2004 |
| Steven Howard Knutson | |
| F: | 23 Jun 1950 |
| Waterloo, Black Hawk County, Iowa, USA | |
| D: | 24 Jan 2004 |
| Trout Creek, Sanders County, Montana, USA | |
 | Emil Howard Knutson 1922-1967 |
| Emil Howard Knutson | |
| F: | 25 Apr 1922 |
| Eagle Grove, Wright County, Iowa, USA | |
| D: | 3 Dec 1967 |
| Alameda County, California, USA | |
 | Okänd |
 | Robert Elden Knutson 1924-1990 |
| Robert Elden Knutson | |
| F: | 20 Jun 1924 |
| Webster City, Hamilton County, Iowa, USA | |
| D: | 1 Apr 1990 |
| Butte, Silver Bow County, Montana, USA | |
 | Marjorie Lois Knutson 1927-2002 |
| Marjorie Lois Knutson | |
| F: | 11 Aug 1927 |
| Webster City, Hamilton County, Iowa, USA | |
| D: | 2 Dec 2002 |
| Waterloo, Black Hawk County, Iowa, USA | |
 | Robert Earl Simpson 1922-1990 |
| Robert Earl Simpson | |
| F: | 12 Feb 1922 |
| Webster City, Hamilton County, Iowa, USA | |
| V: | 1945 |
| D: | 20 Okt 1990 |
| Waterloo, Black Hawk County, Iowa, USA | |
 | Roger Eric Knutson 1931-2015 |
| Roger Eric Knutson | |
| F: | 14 Dec 1931 |
| Eagle Grove, Wright County, Iowa, USA | |
| D: | 10 Dec 2015 |
| Waterloo, Black Hawk County, Iowa, USA | |
 | Alice Marie Knutson 1933-1999 |
| Alice Marie Knutson | |
| F: | 14 Aug 1933 |
| Eagle Grove, Wright County, Iowa, USA | |
| D: | 13 Jul 1999 |
| Boise, Ada County, Idaho, USA | |
| Melvin Weigle 1930-1984 |
| Melvin Weigle | |
| F: | 24 Maj 1930 |
| Waterloo, Black Hawk County, Iowa, USA | |
| D: | 20 Nov 1984 |
| Nampa, Canyon County, Idaho, USA | |
| Allie Marie Hill 1905-1970 |
| Allie Marie Hill | |
| F: | 13 Okt 1905 |
| Webster City, Hamilton County, Iowa, USA | |
| D: | 21 Jan 1970 |
| Waterloo Regional Municipality, Ontario, Canada | |
| Emil Alexander Knutson 1896-1968 |
| Emil Alexander Knutson | |
| F: | 3 Apr 1896 |
| Stavanger, Rogaland | |
| V: | 2 Sep 1921 |
| Webster City, Hamilton County, Iowa, USA | |
| D: | 7 Dec 1968 |
| Waterloo, Black Hawk County, Iowa, USA | |
| Elmer Pohlman 1900-1970 |
| Elmer Pohlman | |
| F: | 6 Aug 1900 |
| Eagle Grove, Wright County, Iowa, USA | |
| V: | 1937 |
| Eagle Grove, Wright County, Iowa, USA | |
| D: | 25 Mar 1970 |
| Waterloo, Black Hawk County, Iowa, USA | |
