- Lewis, Samuel W. (Samuel Winfield), 1930-20142
- Lima, Paulo Tarso Flecha de2
- Locks (Hydraulic engineering)2
- Lujan, Manuel, Jr., 1928-20192
- Luncheons2
- Lungs--Dust diseases2
- Major League Baseball (Organization)2
- Manchin, Joe, III, 1947-2
- Mancini, Henry2
- McConnell, Mitch, 1942- 2
- Mobil Oil Corporation2
- Mothers Against Drunk Driving (Organization)2
- Mubārak, Muḥammad Ḥusnī, 1928-20202
- Natcher, William Huston, 1909-19942
- National Association of Arab Americans2
- Newspapers2
- O'Neill, Tip2
- Ona Elementary School (Ona, W. Va.)2
- Park rangers2
- Parks2
