- Mitchell, Frances Letcher1
- Moody, Loring1
- Moore, Clarence B. (Clarence Bloomfield), 1852-19361
- Moore, Francis, active 17441
- Morris, Sylvanus, 1855-19291
- Moskaluk, John, 1942-1
- National Fire Protection Association1
- National Negro Congress1
- Nichol, Gene R.1
- Noell, John William1
- North Carolina State University. Library1
- Norwood, Thomas M. (Thomas Manson), 1830-19131
- Nott, Samuel1
- Odum, Howard W.1
- Oglesby, T. K. (Thaddeus Kosciusko), 1847-1
- Orr, Gustavus J.1
- Padron, Manuel1
- Palfrey, John G.1
- Panjabi, Ranee K.L.1
- Park, Orville A. (Orville Augustus), 1872-1
