| b 29 Dec 1919, | Thomas Underwood | > | d 07 Apr 1977, , Sevier, Tennessee | John Thomas Underwood | Elizabeth Johnson | > |
| Ulysses Edward Underwood | b 1836 | John Covington | ||
| | b 16 Mar 1869 | Mariah Jane Covington | Katherine Stickly | ||
| Earl Griffin Underwood | d 14 Jul 1943 | b 1834 | ||
| |b 15 Oct 1895 | | | Samuel Guynn | ||
| |d 1990 | Nancy Mae Guynn | |||
| | | b 31 Oct 1868 | Lavesta Griffin | ||
| George Earl 'Earl_G.' Underwood | d 30 May 1924 | |||
| |Marianne John | |m 1947 | |||
| |Korbach, , , Germany | | | |||
| Ersa Johnson | ||||
| b 19 Jan 1899 | | | |||
| d 02 Apr 1983 | ||||
| 1 | < | Carmen Monica Underwood |
Source: 'Sevier County, Tennessee and Its Heritage', 1994, 365.