BRE, Bre, or BrE may refer to:
Computing
- Barren Realms Elite, a multi-player bulletin board system strategy game
- Basic regular expression, expressions used for computerized text matching
- Business rules engine, a software system to manage and execute business rules
Science
- B recognition element, a DNA sequence
- BRE (gene), human gene
- Bloom-Richardson-Elston grading system for breast cancer
Organisations
- Bremen Airport, Germany (IATA code)
- Building Research Establishment, institution in United Kingdom
Language
- BrE, common abbreviation for British English
- bre is a form of re (exclamation)
- Breton language (SIL language code)
Other uses
- Bachelor of Religious Education
- Brè, a village in Switzerland
- Bre people, an ethnic group in Burma
- Bustle Rack Extension, a storage bin mounted on the rear of the M1 Abrams tank's bustle rack
