| Birth Name | William Sylvester CAHILL |
|---|---|
| Birth Date | 1842 |
| Birth Place | Unley, Adelaide, South Australia, Australia |
| Death Date | 1924 |
| Death Place | Bendigo, Victoria, Australia |
| Brother | 1826- John CAHILL |
|---|---|
| Brother | 1830- Thomas Mark CAHILL |
| Sister | 1833- Mary Ann CAHILL |
| Sister | 1839- Eleanora CAHILL |
| Father | 1802- Sylvester CAHILL |
|---|---|
| Mother | Helen GLEESON of Cappoquin, Ireland |
| Husband | 1842-1924 William Sylvester CAHILL of Unley, Australia |
|---|---|
| Wife | 1847-1928 Helen McINTOSH of Inverness, Scotland |
| Marriage Date | 20 April 1869 |
| Marriage Place | Kilmore, Victoria, Australia |
| Daughter | 1870-1957 Adelaide Gleeson Murray CAHILL of Spring Creek, Australia |
| Daughter | 1872- Sylvia Isabel CAHILL |
| Son | 1875- William Murray CAHILL |
| Son | 1877- Ernest Sylvester CAHILL |
| Daughter | 1879- Helen Mary CAHILL |
| Son | 1882- Arthur James CAHILL |
| Son | 1884- Walter Sydney CAHILL |
| Daughter | 1886- Amy Blanche CAHILL |