Family: William Brown Underwood / Margaret Swetland (F6990)
 | Gideon Underwood (1773- ) |
 | Sarah Brown (1780- ) 
|
| Sarah Ann Underwood (1801- ) |
| Timothy Underwood (1803- ) |
| Lyman Underwood (1806- ) |
| Israel Underwood (1808- ) |
| Alexander Underwood (1810- ) |
| Jesse Z Underwood (1813- ) |
| Caroline Underwood (1815- ) |
| Gideon Underwood (1819- ) |
| William Brown Underwood (1800- )
|
| Margaret Swetland (1807-1896) |
| Sarah Underwood (1827- ) |
| Melissa Underwood (1830- ) |
| Emanuel Lewis Underwood (1833- )  |
| Frank Underwood (1835- ) |