| Father |
| Underwood, David Elkins | 27 Mar 1818 | 6 Mar 1904
| Mother |
| Potter, Lively Olive | 5 Jan 1819 | 10 Jan 1890
| Sister |
Underwood, Mary Marzilla |
9 Mar 1839 |
3 Aug 1927 |
|
| Sister |
Underwood, Cordelia Adeline |
14 Nov 1841 |
9 Mar 1924 |
|
| Brother |
Underwood, George Washington |
14 Feb 1844 |
14 Dec 1922 |
|
| Sister |
Underwood, Armilda Jane |
9 Jan 1846 |
13 Apr 1901 |
|
| Brother |
Underwood, Thomas Jefferson |
22 Jun 1848 |
27 May 1910 |
|
| Sister |
Underwood, Nancy Sophronia |
3 Sep 1850 |
14 Feb 1911 |
|
| Sister |
Underwood, Martha Sadonia |
3 Sep 1850 |
24 Oct 1954 |
|
| Sister |
Underwood, Vernetta Mary |
2 May 1853 |
2 Oct 1936 |
|
| Brother |
Underwood, James Lafayette |
about Apr 1856 |
|
|
| Sister |
Underwood, Ellen Olive |
3 Sep 1857 |
22 Nov 1903 |
|
| Sister |
Underwood, Jane |
about 1859 |
|
|
| Sister |
Underwood, Lorinda |
24 Dec 1861 |
|
|
| |
Underwood, Lucinda |
about 1862 |
|
|