| Name | Birth date | Death date |
|---|
| Postlethwait, Thelma Fern | July 27, 1914 | November 1975 |
| Postlethwait, Thelma Louise | Private | |
| Postlethwait, Thomas | Abt. 1905 | Unknown |
| Postlethwait, Thomas | Abt. 1867 | Unknown |
| Postlethwait, Thomas Beeks | October 05, 1819 | September 06, 1897 |
| Postlethwait, Thomas Irvin | December 03, 1779 | November 20, 1856 |
| Postlethwait, Thomas Jefferson | June 25, 1867 | January 26, 1910 |
| Postlethwait, Thomas Jefferson Jackson | January 31, 1867 | November 07, 1944 |
| Postlethwait, Thomas Mason | Private | |
| Postlethwait, Tommy | Unknown | Unknown |
| Postlethwait, Tude | Unknown | Unknown |
| Postlethwait, Vaugh Gladys | September 06, 1903 | January 1972 |
| Postlethwait, Verna | Abt. 1899 | Unknown |
| Postlethwait, Vincent Linzy | December 26, 1879 | March 03, 1942 |
| Postlethwait, Virgie | December 01, 1881 | June 30, 1910 |
| Postlethwait, Virginia | Abt. 1868 | Unknown |
| Postlethwait, Virginia B. | Abt. 1879 | Unknown |
| Postlethwait, Virginia C. | 1851 | June 1883 |
| Postlethwait, Virginia Dare | Private | |
| Postlethwait, Virginia K. | Unknown | Unknown |
| Postlethwait, Virginia Lee | Private | |
| Postlethwait, Walter | March 25, 1885 | Unknown |
| Postlethwait, Wanda | Private | |
| Postlethwait, Wiley | March 29, 1885 | Unknown |
| Postlethwait, Wiley Ray | Abt. 1893 | Unknown |
| Postlethwait, Willard Dewayne | Private | |
| POSTLETHWAIT, WILLIAM | Abt. 1712 | 1778 |
| Postlethwait, William | December 31, 1785 | March 12, 1863 |
| Postlethwait, William | June 26, 1818 | Unknown |
| Postlethwait, William Baker | Abt. 1813 | Unknown |
| Postlethwait, William Benton | April 15, 1865 | October 27, 1903 |
| Postlethwait, William Clark | Abt. 1900 | Unknown |
| Postlethwait, William Howard | Private | |
| Postlethwait, William Thomas | December 23, 1890 | July 16, 1959 |
| Postlethwait, Win | Private | |
| Postlethwait, Winona Minerva | April 25, 1862 | Unknown |
| Postlethwait, Winona or Mnerva | April 25, 1862 | Unknown |
| Postlethwait, Zerilda | Abt. 1860 | Unknown |
| Postlethwaite, Abram Osburne | June 28, 1883 | September 29, 1959 |
| Postlethwaite, Absalom Benjamin Franklin | 1834 | December 03, 1924 |
| Postlethwaite, Amanda | October 13, 1847 | June 24, 1872 |
| Postlethwaite, Beulah Dale | February 23, 1917 | September 21, 1994 |
| Postlethwaite, Catherine Irene | September 30, 1856 | August 23, 1945 |
| Postlethwaite, Charles Edward | March 10, 1889 | April 30, 1954 |
| Postlethwaite, Cora Alverna | January 26, 1882 | November 12, 1950 |
| Postlethwaite, David | August 04, 1794 | Unknown |
| Postlethwaite, David Alexander | December 17, 1828 | Unknown |
| Postlethwaite, Edith Marie | Private | |
| Postlethwaite, Edmund | Abt. 1742 | Abt. 1766 |
| Postlethwaite, Elinor | April 10, 1793 | Unknown |