| Name | Birth date | Birth location | Death date | Spouse |
| Napoleon Posey | 1890-1920 | | | |
| Napoleon Bonaparte Posey | June 11, 1824 | BLOUNTSVILLE, BLOUND CO., AL. | August 6, 1904 | Dailey, Emily Effie |
| Napoleon Colorado Posey | March 24, 1855 | AL. | 1930 | Meyers, Susan Frances |
| Narcissa Posey | August 2, 1834 | Alabama | September 22, 1834 | |
| Nathaniel Posey | 1795 | ORANGEBURG CO., PENDLETON DIST., S.C. | | Dennis, Sarah |
| Nathaniel Posey | February 9, 1852 | Alabama | October 29, 1921 | Jones, Mary Samantha |
| Neal Ross Posey | Abt 1910 | | | Smith, Josie |
| Nell Mildred Posey | February 27, 1921 | Texas | | Frank Edward |
| Nellie Posey | Abt 1885 | | Abt 1964 | |
| Nellie Posey | October 27, 1906 | South Dakota | | |
| Nellie Agnes Posey | April 9, 1894 | LODI, San Joaquin Co, CALIFORNIA | | Fore, Claude Elmo |
| Nelson Posey | Abt 1897 | Winston Co, Alabama | Abt 1989 | Knight, Alice Alpha |
| Nestor Posey | January 1920 | TEXAS | | |
| Nettie Posey | | | | |
| Nevada Lavada Posey | 1849 | BLOUNT CO., AL. | | |
| Nevada Vinna Posey | 1866 | Alabama | | Dailey, Bill |
| Newton Posey | 1863 | | | |
| Newton Hughes Posey | 1842 | South Carolina | | |
| Nina Elvira Posey | May 12, 1904 | | | |
| Nina Gertrude Posey | August 29, 1876 | Texas | | Johnson |
| Noble Posey | Abt 1850 | MARYLAND | | |
| Noble Henry Posey | Abt 1875 | Maryland | | Mary Ella |
| Nola Posey | Abt 1875 | | | Smith, Katie |
| Nora Posey | October 7, 1875 | | | |
| Nora Elizabeth Posey | | | | Bowie, Richard Napolean |
| Ola Mae Posey | 1879-1900 | | | |
| Olin Posey | December 15, 1953 | CANTON, South Dakota | | |
| Oliver D. Posey | April 21, 1876 | | | |
| Oliver Perry Posey | June 15, 1844 | WILMINGTON, OHIO | May 21, 1930 | Sarah Ellen |
| Oliver Perry Posey | February 27, 1847 | Texas | October 16, 1864 | |
| Oliver William Posey | 1883 | | 1920 | Howard, Elizabeth |
| Ollie Posey | | | | Posey |
| Ollie Beatrice Posey | September 24, 1892 | MARYLAND | | |
| Ophelia Posey | | | | |
| Ophelia Posey | January 24, 1849 | Alabama | April 17, 1940 | Thomas, William |
| Ophelia Posey | 1863 | South Carolina | | |
| Oscar C. Posey | April 8, 1886 | | | |
| Ota Posey | Abt 1910 | Posey Hollow, Polk Co., Arkansas | | Bates, Otha |
| Palestine Posey | Abt 1867 | Franklin Co, TENNESSEE | | |
| Palestione Posey | 1851 | Blount Co, AL. | | Rhoda Mary |
| Parham Posey | November 3, 1851 | | | |
| Parke Hamilton Posey | March 1821 | INDIANA | April 1822 | |
| Pauline Posey | 1893-1950 | | | |
| Pearl Posey | December 25, 1878 | | August 31, 1897 | |
| Pearl Rebecca Posey | February 26, 1907 | Maryland | | |
| Pearson Posey | | | | |
| Pearson Posey | Abt 1841 | MARYLAND | | Frances J. |
| Peggy Rene Posey | | | | |
| Perci D. Posey | 1877 | AL. | | |
| Permelia J. Posey | 1800-1850 | Texas | | Posey, James M. |