Individual Details
Living
( - )
Families
| Father | James Heffernan (1936 - 1993) |
| Mother | Janis Delores McMullin (1939 - 2009) |
| Sibling | Living |
| Sibling | Tommy Alan Heffernan (1976 - 2006) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
( - )
| Father | James Heffernan (1936 - 1993) |
| Mother | Janis Delores McMullin (1939 - 2009) |
| Sibling | Living |
| Sibling | Tommy Alan Heffernan (1976 - 2006) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |