Individual Details
Living
( - )
Families
| Spouse | Living |
| Father | John A. Leadbeater (1905 - 1988) |
| Mother | Veronica MacDougall (1909 - 1992) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
| Sibling | John T. Leadbeater (1935 - 2005) |
| Sibling | Allie S. Leadbeater (1935 - 1990) |
| Sibling | Lucy Elizabeth Leadbeater (1936 - 2014) |
| Sibling | Malcolm Leadbeater (1937 - 2012) |
| Sibling | Joseph Gerard Leadbeater (1946 - 1946) |