- Biddle, Francis Beverly
- Bifurcated Trial
- Bigelow, Melville Madison
- Bilateral Contract
- Bill
- Bill of Attainder
- Bill of Exchange
- Bill of Indictment
- Bill of Lading
- Bill of Particulars
- Bill of Review
- Bill of Rights
- Bill of Sale
- Bills and Notes
- Bills of Credit
- Binder
- Binding Authority
- Binding Over
- Bingham, John Armor
- Binney, Horace
- Bird, Rose Elizabeth
- Birth Control
- Bissell, Wilson Shannon
- Black Codes
- Black Letter Law
- Black Panther Party
- Black Power Movement
- Black, Hugo Lafayette
- Black, Jeremiah Sullivan
- Blackacre
