- Mason, John L.2
- Massachusetts Historical Society.2
- Master Glass Company (Clarksburg, W. Va.)2
- Mathews, Henry Mason, 1834-1884.2
- Mathur, Raghubir Sahai, 1912-2
- Mayer-Oakes, William J., 1923-2
- McGraw, John T. (John Thomas), 1856-1920.2
- McGuire, Hunter, 1835-1900.2
- McIlwaine, H. R. (Henry Read), 1864-1934.2
- McMahon, Richard Randolph, 1860?-1935.2
- McMillan, Barry G.2
- McRa, Duncan, 1863-2
- Medical Society of Virginia.2
- Memorial Hospital Association of Kentucky.2
- Mercer County Bank (Princeton, W. Va.)2
- Mercer County Convention and Visitors Bureau (Bluefield, W. Va.) 2
- Meredith, William Glenn, 1933-2
- Methodist Temple (Beckley, W. Va.)2
- Milam, F. M.2
- Miller, H. J.2
