| DATE | EVENT | NAME | CITY IN ONTARIO |
| __ ___ ____ | Marriage | CALLAGHAN, Anne | |
| circa __ ___ 1821 | Birth | CALLAGHAN, Anne | |
| __ ___ 1851 | Cen-Enum | CALLAGHAN, Anne | Valcartier, Quebec |
| __ ___ ____ | Note | O'CALLAGHAN | |
| 26 Nov 1954 | Birth | O'CALLAGHAN, "Infant" | |
| 27 Nov 1954 | Death | O'CALLAGHAN, "Infant" | Arthur |
| 29 Nov 1954 | Burial | O'CALLAGHAN, "Infant" | Arthur |
| __ ___ ____ | Note | O'CALLAGHAN, Amanda | |
| __ ___ 1874 | Birth | O'CALLAGHAN, Amanda | |
| 18 Dec 1900 | Death | O'CALLAGHAN, Amanda | Arthur |
| 20 Dec 1900 | Burial | O'CALLAGHAN, Amanda | Arthur |
| __ ___ 1827 | Birth | O'CALLAGHAN, Andrew | |
| 03 Sep 1837 | Birth | O'CALLAGHAN, Andrew | |
| __ ___ 1867 | Residence | O'CALLAGHAN, Andrew | Peel Township |
| 15 Jan 1886 | Death | O'CALLAGHAN, Andrew | Arthur |
| 17 Jan 1886 | Burial | O'CALLAGHAN, Andrew | Arthur |
| __ ___ 1901 | Census | O'CALLAGHAN, Andrew | London City |
| __ Apr 1902 | Burial | O'CALLAGHAN, Andrew | London |
| 11 Apr 1902 | Death | O'CALLAGHAN, Andrew | |
| 07 Aug 1863 | Birth | O'CALLAGHAN, Ann | Ingersoll |
| 15 Aug 1863 | Baptism | O'CALLAGHAN, Ann | Ingersoll |
| __ ___ 1872 | Birth | O'CALLAGHAN, Anna | |
| __ ___ 1941 | Burial | O'CALLAGHAN, Anna | Arthur |
| __ ___ 1941 | Death | O'CALLAGHAN, Anna | |
| circa __ ___ 1857 | Birth | O'CALLAGHAN, Catherine | |
| __ ___ 1902 | Birth | O'CALLAGHAN, Catherine | |
| __ ___ 1903 | Burial | O'CALLAGHAN, Catherine | West Wawanosh |
| __ ___ 1903 | Death | O'CALLAGHAN, Catherine | |
| 29 Feb 1952 | Death | O'CALLAGHAN, Catherine | Arthur |
| __ Mar 1952 | Burial | O'CALLAGHAN, Catherine | Arthur |
| __ ___ 1869 | Birth | O'CALLAGHAN, Con | |
| __ ___ 1958 | Burial | O'CALLAGHAN, Con | Arthur |
| __ ___ 1958 | Death | O'CALLAGHAN, Con | |
| __ ___ 1867 | Residence | O'CALLAGHAN, Cornelius | Peel Township |
| __ ___ ____ | Burial | O'CALLAGHAN, Cornelius F. | Arthur |
| __ ___ ____ | Note | O'CALLAGHAN, Cornelius F. | |
| __ ___ ____ | Burial | O'CALLAGHAN, Daniel J. | Arthur |
| __ ___ ____ | Note | O'CALLAGHAN, Daniel J. | |
| __ ___ 1860 | Birth | O'CALLAGHAN, Daniel J. | |
| __ ___ 1936 | Burial | O'CALLAGHAN, Daniel J. | West Wawanosh T |
| __ ___ 1936 | Death | O'CALLAGHAN, Daniel J. | |
| circa __ ___ 1820 | Birth | O'CALLAGHAN, Denis | |
| __ ___ 1837 | Birth | O'CALLAGHAN, E. J. | |
| __ ___ 1921 | Burial | O'CALLAGHAN, E. J. | Arthur |
| __ ___ 1921 | Death | O'CALLAGHAN, E. J. | |
| __ ___ 1867 | Residence | O'CALLAGHAN, Edward | Peel Township |
| circa __ ___ 1810 | Birth | O'CALLAGHAN, James | |
| 09 Jul 1865 | Birth | O'CALLAGHAN, James | |
| __ Dec 1893 | Burial | O'CALLAGHAN, James | London |
| 07 Dec 1893 | Death | O'CALLAGHAN, James | |
| __ ___ ____ | Note | O'CALLAGHAN, James J. | |
| 05 Apr 1869 | Birth | O'CALLAGHAN, James J. | |
| __ ___ 1901 | Census | O'CALLAGHAN, James J. | London City |
| __ Oct 1950 | Burial | O'CALLAGHAN, James J. | London |
| 24 Oct 1950 | Death | O'CALLAGHAN, James J. | |
| 04 Dec 1902 | Birth | O'CALLAGHAN, James Leon G | London |
| 13 Dec 1902 | Baptism | O'CALLAGHAN, James Leon G | London |
| __ ___ ____ | Burial | O'CALLAGHAN, John | Ingersoll |
| __ ___ 1799 | Birth | O'CALLAGHAN, John | White Church |
| circa __ ___ 1800 | Birth | O'CALLAGHAN, John | |
| __ ___ 1829 | Birth | O'CALLAGHAN, John | |
| circa __ ___ 1833 | Birth | O'CALLAGHAN, John | |
| circa __ ___ 1835 | Birth | O'CALLAGHAN, John | |
| __ ___ 1858 | Birth | O'CALLAGHAN, John | |
| 27 Aug 1869 | Death | O'CALLAGHAN, John | |
| 29 Aug 1869 | Burial | O'CALLAGHAN, John | Macton |
| 01 Nov 1870 | Birth | O'CALLAGHAN, John | |
| 24 Sep 1871 | Baptism | O'CALLAGHAN, John | Ingersoll |
| __ ___ 1895 | Birth | O'CALLAGHAN, John | |
| 20 Feb 1895 | Death | O'CALLAGHAN, John | Arthur |
| 22 Feb 1895 | Burial | O'CALLAGHAN, John | Arthur |
| __ ___ 1916 | Burial | O'CALLAGHAN, John | West Wawanosh T |
| __ ___ 1916 | Death | O'CALLAGHAN, John | Lake Erie |
| __ ___ 1931 | Burial | O'CALLAGHAN, John | Arthur |
| __ ___ 1931 | Death | O'CALLAGHAN, John | |
| __ ___ 1847 | Birth | O'CALLAGHAN, John D. | |
| 27 Dec 1927 | Death | O'CALLAGHAN, John D. | |
| 29 Dec 1927 | Burial | O'CALLAGHAN, John D. | Arthur |
| __ ___ 1867 | Residence | O'CALLAGHAN, John Jr. | Peel Township |
| __ ___ 1867 | Residence | O'CALLAGHAN, John Sr. | Peel Township |
| __ ___ 1873 | Birth | O'CALLAGHAN, Joseph | |
| 04 Jul 1899 | Death | O'CALLAGHAN, Joseph | Arthur |
| 06 Jul 1899 | Burial | O'CALLAGHAN, Joseph | Arthur |
| __ ___ 1900 | Birth | O'CALLAGHAN, Joseph A. | |
| 05 Oct 1957 | Death | O'CALLAGHAN, Joseph A. | |
| 07 Oct 1957 | Burial | O'CALLAGHAN, Joseph A. | West Wawanosh T |
| __ Oct 1867 | Birth | O'CALLAGHAN, Julia Ann | |
| 15 Mar 1879 | Death | O'CALLAGHAN, Julia Ann | Arthur |
| 17 Mar 1879 | Burial | O'CALLAGHAN, Julia Ann | Arthur |
| __ ___ 1914 | Birth | O'CALLAGHAN, M. Isabel | |
| __ ___ 1992 | Burial | O'CALLAGHAN, M. Isabel | Arthur |
| __ ___ 1992 | Death | O'CALLAGHAN, M. Isabel | |
| __ ___ 1889 | Birth | O'CALLAGHAN, Madeline | |
| after __ ___ 1990 | Burial | O'CALLAGHAN, Madeline | Arthur |
| after __ ___ 1990 | Death | O'CALLAGHAN, Madeline | |
| __ Dec 1843 | Birth | O'CALLAGHAN, Margaret | |
| 19 May 1898 | Death | O'CALLAGHAN, Margaret | |
| 21 May 1898 | Burial | O'CALLAGHAN, Margaret | Arthur |
| __ ___ 1904 | Birth | O'CALLAGHAN, Margaret | |
| __ Aug 1929 | Death | O'CALLAGHAN, Margaret | |
| 08 Aug 1929 | Burial | O'CALLAGHAN, Margaret | West Wawanosh T |
| __ ___ 1825 | Birth | O'CALLAGHAN, Mary | |
| circa __ ___ 1835 | Birth | O'CALLAGHAN, Mary | |
| 12 Jul 1854 | Birth | O'CALLAGHAN, Mary | |
| 23 Jul 1854 | Baptism | O'CALLAGHAN, Mary | Ingersoll |
| __ ___ 1860 | Birth | O'CALLAGHAN, Mary | |
| __ ___ 1868 | Birth | O'CALLAGHAN, Mary | |
| __ ___ 1893 | Birth | O'CALLAGHAN, Mary | |
| __ Aug 1929 | Death | O'CALLAGHAN, Mary | |
| 08 Aug 1929 | Burial | O'CALLAGHAN, Mary | West Wawanosh |
| __ ___ 1940 | Burial | O'CALLAGHAN, Mary | Arthur |
| __ ___ 1940 | Death | O'CALLAGHAN, Mary | |
| __ ___ 1843 | Birth | O'CALLAGHAN, Mary C. | |
| 05 Feb 1883 | Residence | O'CALLAGHAN, Mary C. | London |
| 09 Jul 1865 | Birth | O'CALLAGHAN, Mary Teresa | |
| __ Oct 1886 | Burial | O'CALLAGHAN, Mary Teresa | London |
| 06 Oct 1886 | Death | O'CALLAGHAN, Mary Teresa | |
| __ ___ ____ | Burial | O'CALLAGHAN, Patrick | London |
| circa __ ___ 1810 | Birth | O'CALLAGHAN, Patrick | |
| circa __ ___ 1824 | Birth | O'CALLAGHAN, Patrick | |
| 08 May 1831 | Birth | O'CALLAGHAN, Patrick | |
| circa __ ___ 1840 | Birth | O'CALLAGHAN, Patrick | |
| circa __ ___ 1840 | Birth | O'CALLAGHAN, Patrick | |
| circa __ ___ 1840 | Birth | O'CALLAGHAN, Patrick | |
| __ ___ 1869 | Residence | O'CALLAGHAN, Patrick | Ingersoll |
| circa __ ___ 1887 | Birth | O'CALLAGHAN, Patrick | |
| 20 Oct 1893 | Death | O'CALLAGHAN, Patrick | |
| 22 Oct 1893 | Burial | O'CALLAGHAN, Patrick | West Wawanosh T |
| 01 Oct 1899 | Confirmatn | O'CALLAGHAN, Patrick | Ingersoll |
| circa __ ___ 1874 | Birth | O'CALLAGHAN, Sara | |
| 24 May 1885 | Confirmatn | O'CALLAGHAN, Sara | Ingersoll |
| 03 Dec 1850 | Birth | O'CALLAGHAN, Sarah | London |
| 23 Dec 1850 | Baptism | O'CALLAGHAN, Sarah | London |
| circa __ ___ 1846 | Birth | O'CALLAGHAN, Terrence | |
| circa __ ___ 1876 | Baptism | O'CALLAGHAN, Thomas J. | Ingersoll |
| circa __ ___ 1876 | Birth | O'CALLAGHAN, Thomas J. | |
| __ ___ 1909 | Residence | O'CALLAGHAN, Thomas J. | Adelaide |
| 20 Nov 1900 | Baptism | O'CALLAGHAN, Vincent A. | London |
| 20 Nov 1900 | Birth | O'CALLAGHAN, Vincent A. | London |
| __ ___ 1901 | Census | O'CALLAGHAN, Vincent A. | London |
| __ ___ ____ | Note | O'CALLAGHAN, William | |
| circa __ ___ 1815 | Birth | O'CALLAGHAN, William | |
| __ ___ 1840 | Birth | O'CALLAGHAN, William |