B&S

B&S may refer to:

• Bachelor and Spinster Balls, parties for rural singles in Australia
• Ball and socket, a type of joint in anatomy and engineering
• Ballybofey and Stranorlar, twin towns in Ireland
• Belle & Sebastian, a Scottish band
• Billings & Spencer, a former manufacturer founded by Charles E. Billings and Christopher Miner Spencer
• Bloomsburg and Sullivan Railroad
• Briggs & Stratton, a large manufacturer of air-cooled gasoline engines
• Bronshtein and Semendyayev, a mathematics book
• Brothers & Sisters (2006 TV series), an American television series
• Brown & Sharpe, a brand of metrological tools and machine tools
• Buffalo and Susquehanna Railroad
• B&S (originally: Blechblas- & Signalinstrumentenfabrik), German musical instrument brand owned by Buffet Crampon