People and Organizations (M)
- MacBride, Roger
- Mackinac Center for Public Policy
- MacNamara, Joseph
- Madison, James
- Manifold, Jay
- Markowitz, Jesse
- Marijuana Policy Project
- Marrou, Andre
- Matonis, John
- May, Patrick
- McCandlish, Stanton
- McPherson, John
- McElroy, Wendy
- McWilliams, Peter
- Means, Russell
- Metzger, Perry
- Miller, Vince
- von Mises, Ludwig
- Mises Institute
- Moore, Carol
- Morris, David