| Father | Male Patrick O'Sullivan |
| Born | 1790 | Ireland  |
| Died | 18 Jul 1870 | Seaforth, Huron County, Ontario, Canada |
| Buried | 20 Jul 1870 | St. Columban Cemetery, St. Columban, Huron County, Ontario, Canada |
| Married | 1824 | Ireland |
| Father | ||
| Mother | ||
| Mother | Female Johanna McGrath |
| Born | 1801 | Ireland |
| Died | Between 1851-1861 | McKillop Township, Huron County, Ontario, Canada |
| Buried | St. Columban Cemetery, St. Columban, Huron County, Ontario, Canada |
|
| Father | ||
| Mother | ||
| Child 1 | Male Living |
| Born | ||
| Died | ||
| Buried | ||
| Spouse | Bridget O'Neill | F862 | |
| Married | ||
| Spouse | Sarah Farrel | F863 | |
| Married | ||
| Child 2 | Female Mary O'Sullivan |
| Born | 02 Jun 1828 | |
| Died | 03 Mar 1911 | |
| Buried | St. Columban Cemetery, St. Columban, Huron County, Ontario, Canada |
|
| Spouse | Thomas Downey | F864 | |
| Married | 10 Nov 1851 | St. Columban Church, St. Columban, Huron County, Ontario, Canada |
| Child 3 | Male + Peter O'Sullivan |
| Born | 1832 | Ireland |
| Died | 10 Mar 1907 | Lot 12, Concession 1, McKillop Township, Huron County, Ontario, Canada |
| Buried | 12 Mar 1907 | St. Columban Cemetery, St. Columban, Huron County, Ontario, Canada |
| Spouse | Bridgid Brown | F348 | |
| Married | 15 Feb 1858 | St. Joseph's RC Church, Stratford, Perth County, Ontario, Canada |
| Child 4 | Female Margaret O'Sullivan |
| Born | 1833 | |
| Died | 12 Oct 1898 | Ontario, Canada |
| Buried | St. Columban Cemetery, St. Columban, Huron County, Ontario, Canada |
|
| Spouse | Edward Carpenter | F865 | |
| Married | 30 Jul 1857 | St. Columban Church, St. Columban, Huron County, Ontario, Canada |
| Child 7 | Female + Bridget O'Sullivan |
| Born | 2 Feb 1839 | County Limerick, Ireland |
| Died | 19 Feb 1915 | Emma Nash Ary's home, Bridger, Carbon, Montana, USA |
| Buried | Holy Rosary Cemetery, Bozeman, Gallatin County, Montana, USA |
|
| Spouse | William John Nash Jr | F866 | |
| Married | 10 Feb 1863 | Irishtown (later known as St. Columban), Seaforth, Huron County, Ontario, Canada |
