BN
BN or bn may stand for:
- Bachelor of Nursing
- Barisan Nasional, a political coalition in Malaysia
- Barnes and Noble, a popular bookstore/coffeeshop
- Bengali language (ISO 639 alpha-2, bn)
- Benin, NATO country code
- Boron nitride (BN)
- Brand New, an American emo/nu punk rock band
- Brighton: BN is the United Kingdom post code for the region in southern England which is served by Brighton postal sorting office. (See list of UK areas).
- Brunei, ISO country code or its Internet top-level domain (.bn)
- Burlington Northern Railroad (reporting mark BN)