Individual Details
David Mathew Groenhoff
( - )
Families
| Father | Douglas William Groenhoff |
| Mother | Clara Marie Wigen |
| Sibling | Elizabeth Jane Groenhoff |
| Sibling | Leland Peder Groenhoff |
| Sibling | Keriann Lillian Groenhoff |
| Sibling | Christeen Lydia Groenhoff |
| Sibling | Sallie Marie Groenhoff |
| Sibling | Douglas William Groenhoff Jr. |
| Sibling | Jonathan Andrew Groenhoff |
| Sibling | Tony Scott Groenhoff |
| Sibling | Tabby Sue Groenhoff |
| Sibling | Darcy Wade Groenhoff |