This information was taken from “Crockett County Courthouse Centennial, 1874 – 1974”, prepared by the Crockett County Historical Society.
| Last Name | First Name | Agent or Administrator | District |
| Macklin | B. F. | 8 | |
| Macklin | W. T. | 8 | |
| Macklin | W. T. Jr. | 8 | |
| MacLin | Anable (Col) | 7 | |
| Magrove | Tom | 1 | |
| Malery | C. B. | 12 | |
| Malone | George | 8 | |
| Manley | John | 12 | |
| Manning | R. T. | 8 | |
| Mansfield | John | 13 | |
| Mansfield | T. J. | 13 | |
| Margraves | Henderson | 5 | |
| Marlow | Joseph | 3 | |
| Martin | Smith | 3 | |
| Martin | Jesse | 1 | |
| Martin | John | 1 | |
| Mason | B. C. | 2 | |
| Mason | E. B. | 2 | |
| Mason | G. H. | 4 | |
| Mason | Henry | 3 | |
| Mason | Isaac H. | 3 | |
| Mason | J. W. | 3 | |
| Mason | Margaret | 3 | |
| Mason | Martha (Mrs.) | 11 | |
| Mason | Peter D. | 3 | |
| Mason | R. W. | 2 | |
| Mason | Thomas A. | 3 | |
| Mason | W. H. | 2 | |
| Mason | D. C. | 1 | |
| Mathews | E. W. | 3 | |
| Mathews | F. B. | 6 | |
| Mathews | Hugh | 6 | |
| Mathews | J. M. | 6 | |
| Mathews | James M. | 8 | |
| Mathews | Jno. M. | 6 | |
| Mathews | John W. | 3 | |
| Mathews | Martha | 2 | |
| Mathews | R. S. | 2 | |
| Mathews | T. Y. | 6 | |
| Mathews | J. F. | 1 | |
| Matthews | Robert | 10 | |
| Matthews | Robert | 1 | |
| Matthews | Samuel | 1 | |
| Maxey | J. B. | 10 | |
| Maxey | John | 5 | |
| May | Jane | 5 | |
| Mayfield | Aaron (Col) | 8 | |
| Mayfield | Abe (Col) | 8 | |
| Mayfield | Allen (Col) | 8 | |
| Mayfield | Isaac (Col) | 8 | |
| Mayfield | Peter (Col) | 8 | |
| Mayfield | Sam (Col) | 8 | |
| Mayhon | Fountain | 8 | |
| Mayhon | H. | 5 | |
| Mayhon | H. H. | 6 | |
| Mayhon | H. H. | 6 | |
| Mayo | David | 8 | |
| Mays | W. T. | 12 | |
| McAfee | John | 12 | |
| McAfee | W. C. | 12 | |
| McBride | G. W. | 12 | |
| McBride | John | 12 | |
| McCan | Taf | 1 | |
| McCely | John | 11 | |
| McCeming | Franklin | 12 | |
| McCewen | J. F. M. | 9 | |
| McClahan | J. R. Jr. | 5 | |
| McClain | Alex | 4 | |
| McClain | Daniel, Heirs of | 4 | |
| McClain | J. D. | 4 | |
| McClanahan | J. R. Sr. | 5 | |
| McClane | G. W. | 8 | |
| McClarran | Alex | 7 | |
| McClarran | J. D. | 7 | |
| McClarran | Thomas | 7 | |
| McClellan | R. E. | 5 | |
| McClellan | R. N. | 5 | |
| McClellan | Mike | 1 | |
| McClellan | R. E. | 1 | |
| McClendon | Jesse | 6 | |
| McClish | Isaac (Col) | 8 | |
| McClure | H. H. | 12 | |
| McCord | R. T. | 2 | |
| McCorry | H. | 5 | |
| McCory | J. C. | 7 | |
| McCoy | Hugh | 4 | |
| McCracking | John | 11 | |
| McCullock | A. (Col) | 8 | |
| McCully | T. | 7 | |
| McDonal | B. F. | 2 | |
| McDonal | C. | 2 | |
| McDonal | J. R. | 2 | |
| McDougald | Giles (Col) | 7 | |
| McDowell | No first name (Col) | 8 | |
| McDurmit | J. M. | 3 | |
| McDurmit | James | 3 | |
| McDurmit | John | 3 | |
| McDurmit | Thomas G. | 3 | |
| McDurmit | William | 3 | |
| McFadden | Brown | 7 | |
| McFadden | Jim (Col) | 7 | |
| McFarland | J. W. | 5 | |
| McFarland | J. W. | 7 | |
| McFarland | J. W., Heirs of | 6 | |
| McFarland | John W. | 6 | |
| McFarland | R. S. | 6 | |
| McFarland | W. J. | 6 | |
| McGavock | No first name | 10 | |
| McGee | Benjamin | 3 | |
| McGee | Morgan | 3 | |
| McGowen | Joseph | 4 | |
| McGowen | William | 4 | |
| McIver | James | 3 | |
| Mckabee | Richard | 5 | |
| McKeever | James | 6 | |
| McLeary | J. A. | 4 | |
| McLemore | (Col.) | 5 | |
| McLemore | A. N. | 5 | |
| McLemore | Clay (Col) | 8 | |
| McLemore | J. J. | 12 | |
| McLemore | Mont | 3 | |
| McLemore | R. N. | 3 | |
| McLemore | R. N. | 4 | |
| McLemore | Robert | 6 | |
| McLemore | Sid (Col) | 10 | |
| McLemore | William | 3 | |
| McLemore | Abraham | 1 | |
| McLemore | Sugars, Estate | 1 | |
| McLemore | Virginia (Miss) | 1 | |
| McLemore & Thomas | Y. A. & R. G. | 1 | |
| McLoughlin | W. B. | 3 | |
| McMillan | N. A. | 4 | |
| McMillon | A. C. | 6 | |
| McMillon & Co. | No first names | 4 | |
| McMurry | G. W. | 2 | |
| McNight | Rebecca | 3 | |
| McQuary | Darcas | 5 | |
| McQuirter | C. E. | 4 | |
| McRobes | McClellan | 5 | |
| Meadows | S. C. | 10 | |
| Medford | J. S. | 6 | |
| Medlin | J. S. | 3 | |
| Medlin | Jack | 3 | |
| Medlin | Litt, Estate of | 6 | |
| Medlin | Morris | 3 | |
| Medlin | C. H. | 1 | |
| Medlin | John | 1 | |
| Medlin | M. W. | 1 | |
| Medlin | Malinda (Mrs.) | 1 | |
| Medlin | Robert | 1 | |
| Medlin | T. L. | 1 | |
| Medlin & Evans | No first names | 5 | |
| Medlin & Lock | No first names | 1 | |
| Memphis & Ohio Railroad | No first names | 4 | |
| Menzes | Archibald | 12 | |
| Meredith | Riley | 9 | |
| Merredith | J. S. | 9 | |
| Midgett | Ake | 6 | |
| Midgett | Anderson (Col) | 5 | |
| Midgett | Heirs | 3 | |
| Midgett | S. H. | 6 | |
| Midgyett | Alex (Col) | 10 | |
| Midgyett | Ben (Col) | 10 | |
| Midgyett | Buck (Col) | 10 | |
| Midgyett | Willson (Col) | 10 | |
| Midyett | A. (Col) | 8 | |
| Midyett | M. B. | 10 | |
| Miller | Wyatt | 11 | |
| Mitchell | C. K. | 8 | |
| Mitchell | David | 5 | |
| Mitchell | J. S. | 5 | |
| Mitchell | John | 3 | |
| Mitchell | John Jr. | 5 | |
| Mitchell | Joseph | 5 | |
| Mitchell | L. D. | 8 | |
| Mitchell | Parker (Col.) | 5 | |
| Mitchell | Robert | 5 | |
| Mitchell | Sampson (Col) | 10 | |
| Mitchell | W. H. | 8 | |
| Mitchell | W. H. | 10 | |
| Mitchell | Z. A. | 4 | |
| Mitchell | Alford | 1 | |
| Mitchell | Clabe | 1 | |
| Mitchell | Edney (Mrs.) | 1 | |
| Mitchell | J. W. | 1 | |
| Mitchell | John | 1 | |
| Mitchell | Sallie (Mrs.) | 1 | |
| Mobley | A. H. | 12 | |
| Mobley | H. H., Heirs | 4 | |
| Mobley | Newton | 12 | |
| Moland | Jack (Col) | 8 | |
| Mongomry | A. R. | 11 | |
| Mongomry | M. A. (Mrs.) | 11 | |
| Mongomry | R. G. | 11 | |
| Montgomery | Mrs. (Children of) | R.B. Davidson, Gdn. | 11 |
| Moody | Cephes (Col) | 10 | |
| Moody | D. S. | 10 | |
| Moody | Edmon (Col) | 10 | |
| Moody | H. S. | 5 | |
| Moody | H. S. | 8 | |
| Moody | H. S. | 10 | |
| Moody | Joseph (Col) | 10 | |
| Moody & Noel | No first names | 5 | |
| Moore | C. H. & wife | 5 | |
| Moore | J. T. | 10 | |
| Moore | James | 6 | |
| Moore | James W. | 8 | |
| Moore | John E. | 8 | |
| Moore | P. W. | 9 | |
| Moore | Peter W. | 11 | |
| Moore | R. A. | J. S. Moore, Exec. | 11 |
| Moore | R. A. & J. M., Heirs of | 12 | |
| Moore | S. T. | 8 | |
| Moore | Sawney | 9 | |
| Moore | W. D. | 13 | |
| Moore | W. J. | 2 | |
| Moore | W. P. | 4 | |
| Moore | William | 6 | |
| Moore | William | 8 | |
| Moore & Lane | No first names | 12 | |
| Morgan | Henry | 13 | |
| Morris | Julia A. | 12 | |
| Morton | C. P. | 2 | |
| Morton | J. B. | 5 | |
| Morton | James | 10 | |
| Morton | James F. | 9 | |
| Morton | J. B. | 1 | |
| Morton | W. J. | 1 | |
| Mosely | W. S. | 7 | |
| Moss | Ailsy | 5 | |
| Moss | J. S. | 9 | |
| Moss | No first name | J. M. Parker, Trustee | 13 |
| Mossby | James | 5 | |
| Mount | H. N. | 11 | |
| Murdaugh | George | 11 | |
| Murdaugh | Mrs. (No first name) | 11 | |
| Murray | J. F. | 10 | |
| Murry & Harrison | No first names | 10 |