BSH may refer to:

• Bacillithiol, a thiol compound found in bacteria

• Bahrain Specialist Hospital, a hospital in Bahrain

• Bayley Seton Hospital on Staten Island, New York, US

• Belarusian Socialist Hramada, a political party

• Bishan MRT station, station abbreviation

• British Shorthair, a breed of cat

• British Society for Haematology

• BSh, Köppen climate classification for hot semi-arid climates

• BSH Bosch and Siemens Home Appliances

• Bushey railway station, station code

• Bushel, a unit of dry volume

• Federal Maritime and Hydrographic Agency of Germany ()

• Bjerringbro-Silkeborg Håndbold, Danish handball club