Individual Details
Living
( - )
Families
| Spouse | Living |
| Father | Donald Dee Duval (1925 - 2013) |
| Mother | Joan Hart (1933 - 2019) |
| Sibling | Living |
| Sibling | John Douglas Duval (1957 - 2023) |
| Sibling | Living |
| Sibling | Living |
( - )
| Spouse | Living |
| Father | Donald Dee Duval (1925 - 2013) |
| Mother | Joan Hart (1933 - 2019) |
| Sibling | Living |
| Sibling | John Douglas Duval (1957 - 2023) |
| Sibling | Living |
| Sibling | Living |