1828 - 1852 (24 years)
| Joseph W Duncan | |
| B: | 18 Aug 1850 |
| Illinois, USA | |
| D: | 1 Jan 1870 |
| Marshall County, Kansas, USA | |
| Sarah Tabitha Duncan | |
| B: | 23 Oct 1852 |
| Williamson County, Illinois, USA | |
| D: | 23 Oct 1852 |
| Williamson County, Illinois, USA | |
| Sarah Tabitha Osteen | |
| B: | 18 Sep 1828 |
| Williamson County, Illinois, USA | |
| D: | 23 Oct 1852 |
| Williamson County, Illinois, USA | |
| William Benson Duncan, Sr | |
| B: | 12 Aug 1829 |
| Williamson County, Illinois, USA | |
| M: | 30 Aug 1849 |
| Franklin County, Illinois, USA | |
| D: | 8 Apr 1902 |
| Mariposa, Mariposa, California, USA | |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
