BNI may refer to:
Organizations Banco Nacional de Investimento, the national development bank of Mozambique Bank Negara Indonesia, Indonesian national bank Bonneville Nationals Inc., sister organization to the Southern California Timing Association (SCTA-BNI) Boone Newspapers, Incorporated Bureau of National Investigations, the external and internal intelligence agency of Ghana Burlington Northern Santa Fe Corporation, by NYSE ticker code Burma News International, a Burmese news network Barrow Neurological Institute, a US neurological disease treatment and research institution
Transportation Barnes Bridge railway station, by National Rail station code Britten-Norman Islander, a two engine aircraft Nikolassee railway station, by DB station code Benin Airport, by IATA code
Other uses Bankruptcy Navigator Index British Nursing Index, a bibliographic database for nursing and midwifery literature