Individual Details
Living
( - )
Families
| Spouse | Living |
| Child | Living |
| Father | Hugh Alexander Gillis (1915 - 2007) |
| Mother | Agatha Fortune (1923 - 1970) |
| Sibling | Judith Ann Gillis (1948 - 2006) |
| Sibling | Living |
| Sibling | Katherine Marie Gillis (1958 - 2014) |
| Sibling | Joseph Steven Gillis ( - 2006) |