Individual Details
Living
( - )
Families
| Spouse | Living |
| Father | John F. MARQUARDT (1915 - 2001) |
| Mother | Thelma Mae AUMAN (1916 - 2014) |
| Sibling | Harold J. "Sonny" MARQUARDT (1939 - 1975) |
| Sibling | Paul Henry MARQUARDT (1940 - 1992) |
| Sibling | Living |
| Sibling | Living |
| Sibling | MARQUARDT ( - ) |