| # | Children | Name | Born | Died | Father | Mother |
|---|
| 1 | | | b. 18 Aug 1850 | d. 1 Jan 1870 | William Benson Duncan, Sr | Sarah Tabitha Osteen |
| 2 | | | b. 23 Oct 1852 | d. 23 Oct 1852 | William Benson Duncan, Sr | Sarah Tabitha Osteen |
| 3 | | | b. 14 Oct 1857 | d. 17 Jun 1875 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 4 | | | b. 1854 | d. 16 Dec 1879 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 5 | | | b. 30 Nov 1874 | d. 29 Mar 1875 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 6 | | | b. 29 Dec 1855 | d. 15 Jan 1931 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 7 | | | b. 21 Feb 1873 | d. 3 Nov 1873 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 8 | | | b. 17 Nov 1866 | d. 31 Oct 1935 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 9 | | | b. 23 Sep 1869 | d. 10 Dec 1955 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 10 | | | b. Mar 1862 | d. 21 Sep 1913 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 11 | | | b. 26 Apr 1871 | d. 5 May 1936 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 12 | | | b. 7 Apr 1860 | d. 12 Nov 1943 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 13 | | | b. 2 May 1877 | d. 16 Jan 1944 | William Benson Duncan, Sr | Martha Barbara Kinser |
| 14 | | | b. 30 Aug 1864 | d. 21 Feb 1928 | William Benson Duncan, Sr | Martha Barbara Kinser |
1829 - 1902 (72 years)