1782 - 1839 (57 years)
 | Joseph W Duncan 1850-1870 |
| Joseph W Duncan | |
| B: | 18 Aug 1850 |
| Illinois, USA | |
| D: | 1 Jan 1870 |
| Marshall County, Kansas, USA | |
 | Sarah Tabitha Duncan 1852-1852 |
| Sarah Tabitha Duncan | |
| B: | 23 Oct 1852 |
| Williamson County, Illinois, USA | |
| D: | 23 Oct 1852 |
| Williamson County, Illinois, USA | |
| William Benson Duncan, Sr 1829-1902 |
| William Benson Duncan, Sr | |
| B: | 12 Aug 1829 |
| Williamson County, Illinois, USA | |
| D: | 8 Apr 1902 |
| Mariposa, Mariposa, California, USA | |
| Sarah Tabitha Osteen 1828-1852 |
| Sarah Tabitha Osteen | |
| B: | 18 Sep 1828 |
| Williamson County, Illinois, USA | |
| M: | 30 Aug 1849 |
| Franklin County, Illinois, USA | |
| D: | 23 Oct 1852 |
| Williamson County, Illinois, USA | |
| Henry Lewis Duncan 1854-1879 |
| Henry Lewis Duncan | |
| B: | 1854 |
| Carbondale, Jackson, Illinois, USA | |
| D: | 16 Dec 1879 |
| Mariposa, Mariposa, California, USA | |
| Charles Walter Duncan 1857-1875 |
| Charles Walter Duncan | |
| B: | 14 Oct 1857 |
| Carbondale, Jackson, Illinois, USA | |
| D: | 17 Jun 1875 |
| Mariposa, Mariposa, California, USA | |
| Martha Adelia Duncan 1874-1875 |
| Martha Adelia Duncan | |
| B: | 30 Nov 1874 |
| Beattie, Marshall, Kansas, USA | |
| D: | 29 Mar 1875 |
| Beattie, Marshall, Kansas, USA | |
| George Washington Duncan 1873-1873 |
| George Washington Duncan | |
| B: | 21 Feb 1873 |
| Marshall County, Kansas, USA | |
| D: | 3 Nov 1873 |
| Marshall County, Kansas, USA | |
| Sarah Tabitha Duncan 1855-1931 |
| Sarah Tabitha Duncan | |
| B: | 29 Dec 1855 |
| Clay Center, Clay, Kansas, USA | |
| D: | 15 Jan 1931 |
| Fresno County, California, USA | |
| Frank Salathiel Clow 1852-1933 |
| Frank Salathiel Clow | |
| B: | Aug 1852 |
| Ohio, USA | |
| M: | 1873 |
| D: | 20 Feb 1933 |
| Fresno County, California, USA | |
| Anna May Duncan 1866-1935 |
| Anna May Duncan | |
| B: | 17 Nov 1866 |
| Kansas City, Wyandotte, Kansas, USA | |
| D: | 31 Oct 1935 |
| Spokane, Spokane, Washington, USA | |
| Theodore John Smith 1861-1933 |
| Theodore John Smith | |
| B: | 1861 |
| New York, USA | |
| M: | 11 Aug 1885 |
| Mariposa County, California, USA | |
| D: | 1933 |
| Spokane, Spokane, Washington, USA | |
| William Benson Duncan, Jr 1871-1936 |
| William Benson Duncan, Jr | |
| B: | 26 Apr 1871 |
| Kansas City, Wyandotte, Kansas, USA | |
| D: | 5 May 1936 |
| Merced, Merced, California, USA | |
| Maude Elma Helm 1882-1960 |
| Maude Elma Helm | |
| B: | 25 Dec 1882 |
| Le Grand, Merced, California, USA | |
| M: | 8 Aug 1903 |
| Mariposa County, California, USA | |
| D: | 24 Jul 1960 |
| Red Bluff, Tehama, California, USA | |
| John A Logan Duncan 1862-1913 |
| John A Logan Duncan | |
| B: | Mar 1862 |
| Illinois, USA | |
| D: | 21 Sep 1913 |
| Mariposa, Mariposa, California, USA | |
| Ida Belle Duncan 1869-1955 |
| Ida Belle Duncan | |
| B: | 23 Sep 1869 |
| Marshall County, Kansas, USA | |
| D: | 10 Dec 1955 |
| Willows, Glenn, California, USA | |
| Isaac Denton Stockton 1859-1940 |
| Isaac Denton Stockton | |
| B: | 11 Mar 1859 |
| Sonoma County, California, USA | |
| M: | 17 Apr 1886 |
| Chowchilla, Madera, California, USA | |
| D: | 2 Jan 1940 |
| Willows, Glenn, California, USA | |
| Barbara Ann Duncan 1860-1943 |
| Barbara Ann Duncan | |
| B: | 7 Apr 1860 |
| Carbondale, Jackson, Illinois, USA | |
| D: | 12 Nov 1943 |
| San Diego County, California, USA | |
| William Hooke Dunning 1851-1902 |
| William Hooke Dunning | |
| B: | 20 Jan 1851 |
| Bangor, Penobscot, Maine, USA | |
| M: | 25 Dec 1879 |
| White and Hatch, Mariposa, California, USA | |
| D: | 29 Oct 1902 |
| Mariposa, Mariposa, California, USA | |
| Ninian Edward Duncan, Sr 1877-1944 |
| Ninian Edward Duncan, Sr | |
| B: | 2 May 1877 |
| Mariposa County, California, USA | |
| D: | 16 Jan 1944 |
| Fresno, Fresno, California, USA | |
| Gertrude Adelaide Brenner 1887-1972 |
| Gertrude Adelaide Brenner | |
| B: | 4 Sep 1887 |
| Tulare County, California, USA | |
| M: | Abt 1905 |
| D: | 15 Aug 1972 |
| Madera County, California, USA | |
 | Louisa Marian Duncan 1864-1928 |
| Louisa Marian Duncan | |
| B: | 30 Aug 1864 |
| Marshall County, Kansas, USA | |
| D: | 21 Feb 1928 |
| Sacramento, Sacramento, California, USA | |
| William Pearson Cathey 1837-1910 |
| William Pearson Cathey | |
| B: | 21 Apr 1837 |
| Georgia, USA | |
| M: | 16 Jun 1885 |
| Catheys Valley, Mariposa, California, USA | |
| D: | 11 Oct 1910 |
| Catheys Valley, Mariposa, California, USA | |
| John Gall Palmer 1846-1910 |
| John Gall Palmer | |
| B: | 21 Aug 1846 |
| England | |
| M: | 8 Jun 1879 |
| White and Hatch, Mariposa, California, USA | |
| D: | 22 May 1910 |
| Mariposa County Hospital, Mariposa, Mariposa, California, USA | |
| Martha Barbara Kinser 1832-1920 |
| Martha Barbara Kinser | |
| B: | 24 Dec 1832 |
| Nashville, Davidson, Tennessee, USA | |
| M: | 13 Jun 1853 |
| Carbondale, Jackson, Illinois, USA | |
| D: | 6 Apr 1920 |
| Mariposa, Mariposa, California, USA | |
| Dudley Whitaker Duncan 1808-1855 |
| Dudley Whitaker Duncan | |
| B: | 7 Oct 1808 |
| Kentucky, USA | |
| D: | 3 Nov 1855 |
| Williamson County, Illinois, USA | |
| Elizabeth Spiller 1812-1854 |
| Elizabeth Spiller | |
| B: | 3 Jan 1812 |
| Robertson County, Tennessee, USA | |
| M: | 4 Sep 1828 |
| Tennessee, USA | |
| D: | 24 Feb 1854 |
| Marion, Williamson, Illinois, USA | |
|
| Henry Duncan 1782-1839 |
| Henry Duncan | |
| B: | 1782 |
| Mason County, Kentucky, USA | |
| D: | 1839 |
| Williamson County, Illinois, USA | |
| Mary Ann Fulkerson 1787-1842 |
| Mary Ann Fulkerson | |
| B: | 9 Jun 1787 |
| Guilford County, North Carolina, USA | |
| M: | 7 Oct 1805 |
| Salem, Livingston, Kentucky, USA | |
| D: | 3 May 1842 |
| Cooper County, Missouri, 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.
