- McConley, Andrew1
- McCook, George W.3
- McCook, Robert L.2
- McHenry, Charles W.1
- McKenzie, Lewis5
- McWhistes, H. C.; Starr, William C.; Spencer1
- Meigs, Montgomery C.1
- Merriman, E. R.1
- Miller, Samuel C.1
- Milroy, Robert H.3
- Montgomery, A.4
- Moore, A. D.1
- Moore, Alexander C.1
- Moorhead, James Kennedy1
- Morr, A.1
- Morris, Thomas Armstrong4
- Morton, Thomas1
- Moss, John W.2
- Muson, Jacob A.1
- Nay, Henry3
