Individual Details
Living
( - )
Families
| Father | Henry George Mahan (1910 - 1981) |
| Mother | Bertha Francis de Sales O'Brien (1911 - 1997) |
| Sibling | Living |
| Sibling | James Michael Mahan (1945 - 1998) |
| Sibling | John Timothy Mahan (1945 - 1949) |
| Sibling | Bertha Helen Mahan (1935 - 2003) |