| Name | Birth date | Birth location | Marriage date | Death date | Death location |
| Randle Mainwaring | Abt 1367 | Cheshire, England | 1391 | 1456 | |
| William Mainwaring | 1286 | Middlewich, Cheshire, England | 1315 | Unknown | |
| William Mainwaring | 1316 | Middlewich, Cheshire, England | 1350 | Unknown | |
| William Mainwaring | Abt 1396 | Cheshire, England | | Unknown | |
| John B. Mainzer | | | October 26, 1984 | | |
| Maisie | | | | | |
| Majors | | | | | |
| Makala | | | | | |
| Carolyn Louise Malaby | August 17, 1959 | Sterling, CO | July 14, 1989 | | |
| Gene Doyle Malaby | | | October 25, 1958 | | |
| John L. Malaby | Abt July 1824 | | March 02, 1854 | April 30, 1856 | |
| Larry Gene Malaby | June 08, 1961 | Sterling, CO | | | |
| Vie Malaby | April 14, 1855 | | | | |
| Malcolm I | Abt 897 | Scotland | | 954 | Scotland |
| Malcolm II | 954 | | | November 25, 1034 | |
| Malcolm IV | Bef. 1153 | | | Aft. 1165 | |
| Malhuedoc | | | | | |
| Bradley Allen Mallory | September 05, 1972 | Unknown | | Unknown | Unknown |
| Ira Theodore Mallory | June 13, 1916 | Unknown | April 17, 1943 | Unknown | Unknown |
| Joy Louise Mallory | August 10, 1951 | Unknown | March 17, 1973 | Unknown | Unknown |
| Larry Wayne Mallory | June 24, 1945 | Unknon | March 22, 1969 | Unknown | Unknow |
| Mary Jane Mallory | | | January 30, 1923 | | |
| Richard Wayne Mallory | January 11, 1970 | Unknown | | Unknown | Unknown |
| Ronald Ray Mallory | February 20, 1948 | Unknown | March 20, 1969 | Unknown | Unknown |
| Shannon Dale Mallory | October 25, 1971 | Unknown | | Unknown | Unknown |
| Anthony Stephen Malloy | 1973 | | | | |
| Bryce Calvin Malloy | | | | | |
| Calvin Malloy | | | January 03, 1981 | | |
| Christopher Stephen Malloy | 1973 | | | | |
| Hettie Ann Malloy | 1950 | | | | |
| Jack Stanley Malloy | 1925 | | | | |
| Jacquelin Kay Malloy | 1951 | | | 1993 | |
| Jake Dylan Malloy | October 29, 1981 | Unionville, Missouri | | | |
| Nell Malloy | Unknown | | | Unknown | |
| Patricia Lynn Malloy | 1956 | | | | |
| Tina Marie Malloy | 1958 | | | | |
| John Gilbert Malone | October 1902 | Penn | | | |
| Grace Maloney | January 31, 1907 | | October 09, 1926 | | |
| Gail Maltby | | | March 19, 1994 | | |
| Isabel Maltby | | Cambridge, England | | February 12, 1660/61 | Southold, Massachusetts |
| Joun Maltby | | | | | |
| Gwriad of Man, King of Gwynedd | Unknown | | | 825 | |
| Manasses I | | | | | |
| Manasses II | | | | | |
| Mary Mangus | | | October 26, 1927 | | |
| Eliza Ann Mann | August 24, 1857 | | | | |
| Jerry Mann | | | | | |
| Samuel Mann | | | September 17, 1811 | | |
| Thomas Mann | | | | | |
| Margaret Rebecca Manning | Unknown | | WFT Est. 1853 | Unknown | |