| 1. Denis Ryan CALLAGHAN |
 |
| B: |
2 Aug 1855 |
| P: |
Marysville, Tyendinaga Twp, Hastings County, Ontario |
| D: |
7 Jan 1948 |
| P: |
Picton, Hallowell Twp, Prince Edward County, Ontario, Canada |
|
| 2. Murtagh (Murt) CALLAGHAN |
|
| B: |
1809 |
| P: |
Ovens, County Cork, Ireland |
| M: |
13 Feb 1844 |
| P: |
St Michaels RC Church, Belleville, Ontario |
| D: |
4 Jul 1884 |
| P: |
Marysville, Tyendinaga Twp, Hastings County, Ontario |
|
| 4. Denis CALLAGHAN, Sr |
|
| B: |
1777 |
| P: |
Ovens, Cork, Ireland |
| M: |
Abt 1806 |
| P: |
|
| D: |
8 Oct 1852 |
| P: |
Marysville, Tyendinaga Twp, Hastings County, Ontario |
|
| 8. Cornelius CALLAGHAN |
|
| B: |
Abt 1755 |
| P: |
Aglish, County Cork, Ireland |
| M: |
1773 |
| P: |
|
| D: |
Abt 1831 |
| P: |
Cahirduggan, Midelton, County Cork, Ireland |
|
1855 - 1948 (92 years)