1812 - 1879 (66 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 |
| Nelle Clyde Wilson 1883-1962 |
| Nelle Clyde Wilson | |
| B: | 24 Jul 1883 |
| Clyde Twp, Whiteside, Illinois, USA | |
| D: | 24 Jul 1962 |
| Beverly Hills, Los Angeles, California, USA | |
| John Edward Reagan 1883-1941 |
| John Edward Reagan | |
| B: | 13 Jul 1883 |
| Fulton, Whiteside, Illinois, USA | |
| M: | 8 Nov 1904 |
| D: | 18 May 1941 |
| Beverly Hills, Los Angeles, California, USA | |
| Thomas Wilson 1844-1909 |
| Thomas Wilson | |
| B: | 28 Apr 1844 |
| Illinois, USA | |
| D: | 12 Dec 1909 |
| Illinois, USA | |
| Mary Ann Elsey 1843-1900 |
| Mary Ann Elsey | |
| B: | 28 Dec 1843 |
| Surrey, England | |
| M: | 25 Jan 1866 |
| D: | 6 Oct 1900 |
| Illinois, USA | |
|
| John Wilson 1812-1879 |
| John Wilson | |
| B: | 9 Feb 1812 |
| Renfrewshire, Scotland | |
| D: | 6 Feb 1879 |
| Illinois, USA | |
| Jane Blue 1824- |
| Jane Blue | |
| B: | 1824 |
| Queens, New Brunswick, Canada | |
| M: | 28 Nov 1841 |
