| O'BRIEN | ||
| Betty | born Private | |
| Elizabeth Jane | born Private | |
| Iris Lee | born Private | |
| Linda Lois | born Private | |
| Patricia Jo | born Private | |
| Sonia Ann | born Private | |
| Warren G. | born Private | |
| OLIVER | ||
| Ruby Jean | born Private | |
| Sherman | born Private | |
| Texia | born WFT Est 1873-1893 | died WFT Est 1894-1977 |
| OLLA | ||
| Unknown | born Abt 1813 | died WFT Est 1850-1908 |
| ONEY | ||
| Bryan Shane | born Dec 7, 1989 | |
| Cynthia Marie | born Nov 27, 1967 | |
| Donna Lynn | born Apr 25, 1963 | |
| Jerry | ||
| William Gene | born Dec 10, 1962 | |
| OOTEN | ||
| Jordan | born WFT Est 1795-1815 | died WFT Est 1829-1901 |
| Silas | born WFT Est 1790-1810 | died WFT Est 1824-1896 |
| ORRAS | ||
| Joan | born Private | |
| OSBORNE | ||
| Lois Ann | born Private | |
| Randy | ||
| Richard | ||
| Rodney | ||
| William | ||
| OSTRANDER | ||
| Donald | ||
| OSWALD | ||
| John | born Private | |
| Mary | born Private | |
| Ruth | born Private | |
| OWEN | ||
| Richard | born 1590 | |
| Sally | ||
| OWENS | ||
| Ruth | born Private | |
| OWENSBY | ||
| ? | ||
| Christopher Scott |