L-M Surnames
- Landwehr, Frank, Hon.
- Lashly, Arthur Valentine
- Lawrence, Thomas F.
- Leavy, Charles A. M. D.
- Lebrecht, John C. M. D.
- Lee, Edwin W.
- Leighton, William E. M. D.
- Lochmoeller, William Charles
- Long, Fred R
- Lubeley, Joseph F. Rev.
- Lucas, Ernest
- Luedde, William Henry M. D.
- Luyties, Herman C. G.
- Luyties, Herman C. G. Dr.
- Magruder, Noah S.
- Mallinckrodt, Edward
- Maroney, Andrew Charles
- Marsalek, John S.
- Martin, Charles Landon
- Martin, William McChesney
- Mauldin, Lowell
- McDaniel, Lawrence
- McElhinney, Judge John W.
- McFadden, James Frederick M. D.
- McIninch George Edgar
- McKay, Harvey S. M. D.
- McKinney, George B.
- Melson, Edmund P.
- Menown, John
- Meyer Brothers Drug Company
- Meyer, Carl F. G.
- Meyer, Carl Frederick
- Meyer, Christian Frederick Gottlieb
- Meyer, Otto P.
- Miller, Orin Smith D. O.
- Moore, Harry M. M. D.
- Morrish, Edward M. D.
- Morrison Henry Craig
- Morse, Frank L. M. D.
- Mosby, Charles V. M. D.
- Moss, Mrs. John Trigg
- Muench, Frederick (Freddrich)
- Muench, Hugo
- Muench, Julius Thamer
- Muench, Ludwig O. M. D.
- Mylet, Thomas J.