| SURNAME | TIME | TOWN | RESEARCHER |
|---|
| MADREY | . | East Prairie | Angie VanDyke |
| MAHON | 1840-1900+ | Wolf Island | Ellen Pruitt Thomas |
| MANNING | 1909+ | Wolf Island and E Prairie | Debra Tindall |
| MARSHALL | Thomas B. Mohr | ||
| MARSHALL | Charleston | Margaret Welch | |
Kevin W. Daniel | |||
| MAYNARD | 1944-1966 | Wyatt | Fran Nolting |
| McADOO | 1873-present | Bertrand/Charleston | Sue Smith |
| McALLISTER | 1910 1920 | Charleston--Poplar Bluff | Gloria Foster |
| McBEE | 1830 to 1850 | carl mcbee | |
| McCLELLAN | 1860 to 1940 | Charleston | Harry Riggs |
| McCLENDON | 1890's | Charleston | John McClendon |
| McCRACKEN | 1920-1980 | Charleston | Mark Frazier |
| McELMURRY | 1800-1935 | Linda Guidera | |
| McFARLAND | 1880's | Bertrand | Wanda McFarland |
| McGILL | 1880-1981 | Bertrand | ESther Troutt Penny Wilson |
| McGREGOR | 1850s-1864 | Wolf Island | Kathleen |
| McINTYRE | 1920-1967 | Charleston | jean hopkins |
| McKAY | St James | Sherry Spencer | |
| McMILLAN | 1860 - 1880 | East Prairie Township | Joyce T. Slaydon |
| McMILLEN | Carolyn Grisham Ramsey | ||
| McWILLIAMS | 1850-1900 | Bertrand, Charleston, Missippi County, MO | Nickie w. Kile |
| MEADOWS | pam hill | ||
| METHENY | 1870 - 1923 | East Prairie | BETTY HOWARD |
| METZGER | 1860-1900 | Bertrand, Long Prairie | JOLENE KING |
| McGILL | 1850- | Mississippi Co | JOLENE KING |
| McMURTRY | East Prairie | Angie VanDyke | |
| MICHAEL | 1954-1972 | Charleston | MICHAEL SHERMAN PHILLIPS |
| MILES | 1880s-1890s | Anne Black | |
| MILINER | Charleston, Tiwappity Co | Susan Haddick | |
| MILLER | 1840 to Present | Charleston, Missouri & Vienna, Illinois | Stephen Pipitone |
| MILLER | 1852-3 to current | Dogwood, East Prairie, Bertrand, Sikeston | Esther Troutt |
| MILLER | 1860-1880 | Karen Kerr | |
| MILLER | 1915-2004 | Roy Miller | |
| MILLS | 1870 census and 1900 census | Wolf Island | Sandy Mackley |
| MILNER | Charleston,Tiwappity Co | Susan Haddick | |
| MILLNER | 1880 to ???? | Richard B HARRISON | |
| MITCHELL | 1910 - 1930's - ? | Becky
Rice Pat Webber | |
| MORGAN | 1860-Present | East Prairie,Whiting,St. James Twshp | Teresa Bollinger |
| MOORE | Mary Moore | ||
| MOORE | 1850--1900 | Tywappity | Karen Kerr |
| MOORE | 1865 - 1900 | Whiting | Jere Gainey |
| MOOREFIELD | 1880 -2005 | Portageville/Caruthersville | Brenda Barnickel Gruden |
| MORRIS | 1870-1920 | St. James township | Karan Sharon (Morris) |
| MOSSLEY | 1800-1926 | Merdian,MS/Bonita,MS | miss white |
| MOTSENBOCKER | Linn | Lynda Gayle Motsenbocker Nunley | |
| MUEHLER | 1860-1880 | Karen Kerr | |
| (MULLER) MILLER | 1852-3 to current | Dogwood, East Prairie, Bertrand, Sikeston | Esther Troutt |
| MURELL | 1911 | Mississippi Co | Kay Bowyer |
| MURPHY | Buried about 1962-63 | Charleston | Gerald Winger |
| MURRAY | 1880s--1920s | East Prairie & Charleston | Don Murray |
| MYERS | 1890 -1897 | East Prairie | Barbara Kuntz |
| MYERS | 1901 to 1903 | Birdspoint | Toby (Myers) Utley |