| Father | Kelvin Michael O'Connell b. 15 Aug 1926, d. 11 Feb 1996 |
| Mother | Mary Rose Rush |
Birth, Death, Marriage | |
| Margaret Monica O'Connell married John Arthur O'Leary on 2 January 1984. | |
Family | John Arthur O'Leary |
| Children |
| Charts | Milovitch, Thomas, descendant chart O'Connell, Michael, descendant chart |