1835 - 1870 (35 years)
| John Neil Reagan 1909- |
| John Neil Reagan | |
| B: | 1909 |
| Ronald Wilson Reagan 1911-2004 |
| Ronald Wilson Reagan | |
| B: | 6 Feb 1911 |
| Tampico, Whiteside, Illinois, USA | |
| D: | 5 Jun 2004 |
 | Nancy Anne Frances Robbins 1921-2016 |
| Nancy Anne Frances Robbins | |
| B: | 6 Jul 1921 |
| Manhattan, New York, New York, USA | |
| M: | 4 Mar 1952 |
| D: | 6 Mar 2016 |
| John Edward Reagan 1883-1941 |
| John Edward Reagan | |
| B: | 13 Jul 1883 |
| Fulton, Whiteside, Illinois, USA | |
| D: | 18 May 1941 |
| Beverly Hills, Los Angeles, California, USA | |
| Nelle Clyde Wilson 1883-1962 |
| Nelle Clyde Wilson | |
| B: | 24 Jul 1883 |
| Clyde Twp, Whiteside, Illinois, USA | |
| M: | 8 Nov 1904 |
| D: | 24 Jul 1962 |
| Beverly Hills, Los Angeles, California, USA | |
| Jennie Cusick 1857- |
| Jennie Cusick | |
| B: | 1857 |
| Java, Wyoming, New York, USA | |
| John Reagan 1855- |
| John Reagan | |
| B: | 1855 |
| London, England | |
| Patrick Cusick 1835-1870 |
| Patrick Cusick | |
| B: | 1835 |
| Ireland | |
| D: | 1870 |
| Illinois, USA | |
| Sarah _____ 1830-1870 |
| Sarah _____ | |
| B: | 1830 |
| Clarkson, Monroe, New York, USA | |
| D: | 1870 |
| New York, USA | |
