Brétigny or Bretigny may refer to the following places:
- in France:
- Bretigny, Côte-d'Or, in the Côte-d'Or département
- Brétigny, Eure, in the Eure département
- Brétigny, Oise, in the Oise département
- Brétigny, Eure-et-Loir, a village in the Eure-et-Loir département in which the Treaty of Brétigny was signed
- Brétigny-sur-Orge, in the Essonne département
- Brétigny-sur-Orge Air Base
- Bretigny-sur-Morrens, in the Canton of Vaud, Switzerland
- CEV Brétigny - Centre d'essais en vol de Brétigny-sur-Orge a former French military research establishment designated BA217 (Base Aerienne 217).