BNS

BNS may stand for:
Boustead Naval Shipyard
Bangladesh Navy Ship prefix
Bathiya and Santhush, Sri Lankan hip hop duo
Scotiabank, formerly "Bank of Nova Scotia", stock ticker
Barnes railway station, England, station code
 Blocul National Sindical, the National Trade Union Bloc, Romania
Baltic News Service
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British Neuropathological Society
British Numismatic Society, founded in 1903
British Nylon Spinners (1940–1964), a company