1870 - 1974 (103 years)
| Horace J. Thomas | |
| B: | Abt 1895 |
| Missouri | |
| D: | Nov 1961 |
| Washington, USA | |
| Marion Emily Pope | |
| B: | 1906 |
| New York | |
| D: | Yes, date unknown |
| Walter Earl Thomas | |
| B: | 27 May 1928 |
| Los Angeles, Los Angeles, California, United States | |
| D: | 27 Jan 2014 |
| Las Angeles, Las Angeles, California, United States. | |
| Robert Edward Thomas | |
| B: | 5 Feb 1926 |
| Los Angeles, Los Angeles, California, United States | |
| D: | 29 Nov 2004 |
| Yerington, Lyon, Nevada, United States | |
| Horace James Thomas | |
| B: | Jun 1894 |
| Missouri, United States | |
| D: | Yes, date unknown |
| Clara Rosetta Kimpton | |
| B: | 25 Jun 1870 |
| Monroe, Ohio, United States | |
| D: | 29 May 1974 |
| Los Angeles, California, United States | |
| John M. Thomas | |
| B: | Jan 1870 |
| Arkansas, United States | |
| D: | 10 Sep 1907 |
| Norwood, Wright, Missouri, United States | |
