Individual Details
Living
( - )
Families
| Spouse | Living |
| Father | Ralph Peter GRETHEN (1917 - 1981) |
| Mother | Rosalinda "Rosie" SCHULLER (1917 - 2008) |
| Sibling | Gaylen Eugene GRETHEN (1950 - 2016) |
( - )
| Spouse | Living |
| Father | Ralph Peter GRETHEN (1917 - 1981) |
| Mother | Rosalinda "Rosie" SCHULLER (1917 - 2008) |
| Sibling | Gaylen Eugene GRETHEN (1950 - 2016) |