- Mapp v. Ohio
- Marbury v. Madison
- Martin v. Hunter's Lessee
- McCulloch v. Maryland
- McGrain v. Daugherty
- Memoirs v. Massachusetts
- Meritor Savings Bank v. Vinson
- Metro Broadcasting, Inc. v. Federal Communications Commission
- Michael M. v. Superior Court of Sonoma County
- Military Law and Issues
- Minersville School District v. Gobitis
- Minor v. Happersett
- Miranda v Arizona
- Mississippi University for Women v. Hogan
- Mississippi v. Johnson
- Monroe v. Pape
- Moore v. East Cleveland
- Morrison v. Olson
- Muller v. Oregon
