- National Security Council
- National Transportation Safety Board
- National Urban League
- Native American Graves Protection and Repatriation Act of 1990
- Native American Rights
- Natural and Probable Consequences
- Natural Law
- Natural Law Party
- Naturalization
- Navigable Waters
- Navy Department
- Near v. Minnesota
- Necessaries
- Necessary and Proper Clause
- Necessity
- Negative Covenant
- Neglect
- Negligence
- Negligent Entrustment
- Negotiable Instrument
- Negotiate
- Nelson, John
- Nelson, Samuel
- Net
- Net Worth
- Neutrality
- New Deal
- New Party
- New York Constitution of 1777
- New York Times Co. v. Sullivan
