BWS
BWS may refer to:

Arts and entertainment
The Black Wall Street Records, a record label started by rapper Game
Burnt Weeny Sandwich, a 1970 record by Frank Zappa & The Mothers of Invention

Education
Bishop Wordsworth's School, a school in Salisbury, UK
Bishop Walsh Primary School, a primary school, HK

Health
Battered woman syndrome
Beckwith-Wiedemann syndrome, a rare congenital disease
Benzodiazepine withdrawal syndrome

Other uses
BWS (liquor retailer), Australian liquor retailer, owned by Endeavour Group
Bank Woori Saudara, a bank in Indonesia
Barry Windsor-Smith, a British cartoonist, comics-author, and painter
Brainwave synchronization
Bombardier Wien Schienenfahrzeuge, (Bombardier Vienna rail vehicles)