| Name | Birth date | Relationship with Lee Jackson |
| Masincupp, Arthur | 1871 | Husband of the 1st cousin 3 times removed |
| Masincupp, Charles | October 05, 1898 | 2nd cousin twice removed |
| Maskew, Harold Arnold | August 22, 1924 | 2nd cousin once removed |
| Maskew, J E Jack | May 30, 1923 | 2nd cousin once removed |
| Maskew, Julian Earl | June 08, 1896 | Husband of the 1st cousin twice removed |
| Maskew, Theresa | | 2nd cousin once removed |
| Maskew, William Virgil | October 15, 1921 | 2nd cousin once removed |
| Mason, Hayden | | Husband of the 2nd cousin twice removed |
| Massey, Josiah | | Husband of the 3rd great-grandaunt |
| | | Husband of the 4th great-grandaunt |
| Mathews, Mathie | | Husband of the 2nd great-grandaunt |
| | | Husband of the 3rd great-grandaunt |
| Matlack, Elizabeth Sinclair | 1816 | Wife of the 3rd great-granduncle |
| Maude | 1376 | 17th great-grandmother |
| Mauleverer, Anne | April 26, 1678 | 6th great-grandmother of the husband |
| McAuley, Jane | 1783 | 3rd great-grandmother of the husband |
| McBride, Daniel | September 03, 1766 | 4th great-grandfather of the husband |
| McBride, Margaret Ann | June 01, 1794 | 3rd great-grandmother of the husband |
| McClurg, Sarah L. | | Wife of the 2nd great-granduncle |
| McCullough, Ralph | March 25, 1911 | Husband of the aunt |
| McElhenny, Dorothy | 1910 | 1st cousin once removed |
| McElhenny, Fred | | Husband of the grandaunt |
| McElhenny, Jack | Abt. 1914 | 1st cousin once removed |
| McEwan, Agnes | 1800 | 2nd great-grandaunt of the husband |
| McEwan, Bertha Irinda | December 17, 1874 | Grandaunt of the husband |
| McEwan, Daniel Dean | August 14, 1878 | Granduncle of the husband |
| McEwan, Eliza | 1839 | Great-grandaunt of the husband |
| McEwan, Elizabeth | 1804 | 2nd great-grandaunt of the husband |
| McEwan, Elizabeth | 1814 | 2nd great-grandaunt of the husband |
| McEwan, Ellatheria | June 06, 1887 | Grandaunt of the husband |
| McEwan, Erma | September 20, 1892 | Grandmother of the husband |
| McEwan, Henry | February 14, 1802 | 2nd great-grandfather of the husband |
| McEwan, Henry | July 03, 1830 | Great-granduncle of the husband |
| McEwan, James | 1780 | 3rd great-granduncle of the husband |
| McEwan, James | 1808 | 2nd great-granduncle of the husband |
| McEwan, Jane | 1825 | Great-grandaunt of the husband |
| McEwan, Jane | July 03, 1833 | Great-grandaunt of the husband |
| McEwan, Jennie Theresa | October 31, 1885 | Grandaunt of the husband |
| McEwan, John | 1776 | 3rd great-grandfather of the husband |
| McEwan, John | 1812 | 2nd great-granduncle of the husband |
| McEwan, John | February 08, 1824 | Great-granduncle of the husband |
| McEwan, Joseph | 1778 | 3rd great-granduncle of the husband |
| McEwan, Joseph | 1826 | Great-granduncle of the husband |
| McEwan, Joseph | 1838 | Great-granduncle of the husband |
| McEwan, Joseph Charles | July 21, 1870 | Granduncle of the husband |
| McEwan, Joseph Thompson | September 01, 1840 | Great-grandfather of the husband |
| McEwan, Laura Sophia | September 24, 1871 | Grandaunt of the husband |
| McEwan, Mabel Ottelia | December 09, 1881 | Grandaunt of the husband |
| McEwan, Margaret | 1810 | 2nd great-grandaunt of the husband |
| McEwan, Mary | 1790 | 3rd great-grandaunt of the husband |