- M. Thomas Inge papers, 1879/20011,029
- MCV Foundation/Monumental Church records, 1957/196545
- Making of Virginia Architecture Collection, 1988/1994111
- Margaret Freeman Cabell papers, 1910/19821,477
- Marietta Minnegerode Andrews papers, 1914/193135
- Martha R. Roberts papers173
- Martin P. Chworsky collection, 1948/196771
- Mary Gay Hutcherson lesbian collection, 1980/200516
- Mary Holt Woolfolk Carlton papers, 1969/198388
- Mary Sinton Leitch Papers
1929-195495
- Mary Sinton Leitch papers, 1924/196893
- Mary Tyler Freeman Cheek McClenahan papers, 1930/19992,900
- Medical College of Virginia Dental Class of 1951 newsletters, 1952/201116
- Melinda Gales' African American church architecture collection, 1987/199928
- Melville C. Branch, Jr. Papers, 1914-2004, 1914/2004258