| b 11 Aug 1904, Whitesburg, Hamblem, Tennessee | William 'Old_Billy' Grigsby | |||
| William Grigsby | b 1799 | |||
| | b 16 Dec 1818 | Nancy Brown | |||
| William Ross Grigsby | ||||
| |b 1867 | | | |||
| |d 1952 | Sarah J. Reynolds | |||
| | | b 1842 | |||
| Ida Florence Grigsby | ||||
| |Everett Ralph Underwood | |m 04 Nov 1922 | Edwin R. Lockwood | ||
| | | | | |||
| Clara Bertha Lockwood | ||||
| b 1881 | | | |||
| d 1971 | ||||
| 1 | Stanley E. Underwood | 2 | Alma Underwood | 3 | < | Clara E. Underwood | 4 | Helen Underwood | 5 | Ann Underwood | 6 | Jean Underwood | 7 | Elaine Underwood |
Source: 'Sevier County, Tennessee and Its Heritage', 1994, 241, 365, 366.