BNR may refer to one of the following:
- BNR Nieuwsradio, a Dutch radio station
- Banca Naţională a României (Romanian for "National Bank of Romania")
- Banque nationale du Rwanda (French for "National Bank of Rwanda")
- Belarusian National Republic
- Bell-Northern Research
- Bengal Nagpur Railway (BNR), now called South Eastern Railway in Kolkata, India
- Bergen Nordhordland Rutelag, a Norwegian transport corporation
- Binary Number Representation or Two's Complement, a format for representing signed numbers using binary notation
- Blick nach Rechts, an information service about activities of the extreme right
- "Body Not Recovered", an appellation to those killed in action or to those missing in action during a military operation, with the implication that the subject in question may be deceased
- Breazeale Nuclear Reactor
- Bulgarian National Radio
- Burlington Northern Railroad (now BNSF)