Individual Details
Living
( - )
Families
| Spouse | Living |
| Child | Paul Donovan Maxwell (1972 - 2018) |
| Child | Living |
| Child | Living |
| Child | Living |
| Father | Judge John William Knowles (1931 - 2011) |
| Mother | Laura Dell Campbell (1932 - 2014) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |