Individual Details
Living
( - )
Families
| Spouse | Loren Henry THOMPSON (1923 - 2019) |
| Child | Living |
| Child | Jon Grethen THOMPSON (1952 - 2018) |
| Child | Living |
| Child | Living |
| Child | Living |
| Child | Living |
| Father | Jacob James "Jake" GRETHEN (1882 - 1942) |
| Mother | Mary Cecilia SEGER (1885 - 1981) |
| Sibling | James Edward Henry "Jim" GRETHEN (1909 - 2001) |
| Sibling | Alice Marie GRETHEN (1910 - 1987) |
| Sibling | Lillian Elizabeth GRETHEN (1912 - 2002) |
| Sibling | Caroline Lucille GRETHEN (1914 - 2006) |
| Sibling | Leona Frances GRETHEN (1915 - 2003) |
| Sibling | Liberty Alegra GRETHEN (1918 - 2010) |
| Sibling | Leo Francis GRETHEN (1920 - 1996) |
| Sibling | Walter Joseph "Walt" GRETHEN (1922 - 2014) |
| Sibling | Donald Eugene "Gene" GRETHEN (1923 - 2013) |