Individual Details
Living
( - )
Families
| Spouse | Living |
| Spouse | Living |
| Father | Alan George Jefferson (1930 - 2007) |
| Mother | Maureen Bridget Donovan (1931 - 2024) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
( - )
| Spouse | Living |
| Spouse | Living |
| Father | Alan George Jefferson (1930 - 2007) |
| Mother | Maureen Bridget Donovan (1931 - 2024) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |