1776 - Aft 1824 (> 49 years)
| Isaac UNDERWOOD 1821- |
| Isaac UNDERWOOD | |
| B: | Jul 1821 |
| D: | , Knox, OH, USA |
 | Lydia ROWLAND -1867 |
| Lydia ROWLAND | |
| M: | 1 Jan 1843 |
| D: | 30 Aug 1867 |
| Jesse S. UNDERWOOD 1824-Yes, date unknown |
| Jesse S. UNDERWOOD | |
| B: | Feb 1824 |
| D: | Yes, date unknown |
| Israel UNDERWOOD 1820-Yes, date unknown |
| Israel UNDERWOOD | |
| B: | Jun 1820 |
| D: | Yes, date unknown |
|
| William UNDERWOOD 1776-Aft 1824 |
| William UNDERWOOD | |
| B: | Jul 1776 |
| York, Pennsylvania, United States | |
| D: | Aft 1824 |
| , Knox, OH, USA | |
| Mary WILLIAMS 1784-Yes, date unknown |
| Mary WILLIAMS | |
| B: | May 1784 |
| M: | Abt 1819 |
| D: | Yes, date unknown |
| William UNDERWOOD 1805-Aft 1873 |
| William UNDERWOOD | |
| B: | 13 May 1805 |
| Clinton, Ohio, United States | |
| D: | Aft 1873 |
| , Wabash, IN | |
| Deborah UNDERWOOD 1826-1855 |
| Deborah UNDERWOOD | |
| B: | Dec 1826 |
| D: | Sep 1855 |
| Allen UNDERWOOD 1829-1855 |
| Allen UNDERWOOD | |
| B: | Feb 1829 |
| D: | Mar 1855 |
| Ellen UNDERWOOD 1843-Yes, date unknown |
| Ellen UNDERWOOD | |
| B: | Apr 1843 |
| D: | Yes, date unknown |
| John UNDERWOOD 1830-1834 |
| John UNDERWOOD | |
| B: | Mar 1830 |
| D: | Jan 1834 |
| Hannah UNDERWOOD 1840-Yes, date unknown |
| Hannah UNDERWOOD | |
| B: | Oct 1840 |
| D: | Yes, date unknown |
| Louisa UNDERWOOD 1845-Yes, date unknown |
| Louisa UNDERWOOD | |
| B: | Oct 1845 |
| D: | Yes, date unknown |
| William UNDERWOOD 1838-Yes, date unknown |
| William UNDERWOOD | |
| B: | Mar 1838 |
| D: | Yes, date unknown |
| Mary Amanda UNDERWOOD 1833-Yes, date unknown |
| Mary Amanda UNDERWOOD | |
| B: | Feb 1833 |
| D: | Yes, date unknown |
| Ezekiel UNDERWOOD 1801-1856 |
| Ezekiel UNDERWOOD | |
| B: | 8 May 1801 |
| Clinton, Ohio, United States | |
| D: | 12 May 1856 |
| Clinton, Ohio, United States | |
| Rebecca UNDERWOOD 1803-1868 |
| Rebecca UNDERWOOD | |
| B: | 31 Jan 1803 |
| Wilmington, Clinton, Ohio, USA | |
| D: | 26 Nov 1868 |
| Mary WILSON 1833-1879 |
| Mary WILSON | |
| B: | 11 Dec 1833 |
| Delaware, Ohio | |
| D: | 22 Jun 1879 |
| Theodore F WILSON 1829-1906 |
| Theodore F WILSON | |
| B: | 20 May 1829 |
| Knox County, Ohio, USA | |
| D: | 4 Jun 1906 |
| Wayne County, Indiana, USA | |
| Willis S. WILSON 1827- |
| Willis S. WILSON | |
| B: | 6 Mar 1827 |
| Delaware, Ohio | |
| D: | California, USA |
| Deborah WILSON 1831-1855 |
| Deborah WILSON | |
| B: | 5 Aug 1831 |
| Delaware, Ohio | |
| D: | 2 Feb 1855 |
| Hannah UNDERWOOD 1807-1837 |
| Hannah UNDERWOOD | |
| B: | 29 May 1807 |
| Clinton, Ohio, United States | |
| D: | 28 Oct 1837 |
| Pennville, Jay, Indiana, USA | |
| Joseph WILSON 1796-1867 |
| Joseph WILSON | |
| B: | 6 Nov 1796 |
| York County, Pennsylvania, USA | |
| M: | 25 Aug 1824 |
| Ohio, USA | |
| D: | 13 Dec 1867 |
| Mound City, Linn County, Kansas, USA | |
| Deborah UNDERWOOD 1807-1852 |
| Deborah UNDERWOOD | |
| B: | 29 May 1807 |
| Clinton, Ohio, United States | |
| D: | 12 May 1852 |
| Deborah KIRK 1781-Bef 1819 |
| Deborah KIRK | |
| B: | 19 Nov 1781 |
| Warrior Mark, Huntingdon, Pennsylvania, United States | |
| M: | 20 Mar 1800 |
| , Centre, PA | |
| D: | Bef 1819 |
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