BPA may refer to:
BPAY is an electronic bill payment system in Australia which enables payments to be made through a financial institution's online, mobile or telephone banking facility to organisations which are registered BPAY billers.
Bipolar disorder, also known as manic depression, is a mental disorder that causes periods of depression and periods of elevated mood.
BP P.L.C., also referred to by its former name, British Petroleum, is a British multinational oil and gas company headquartered in London, England.
Bisphenol A (BPA) is an organic synthetic compound with the chemical formula (CH3)2C(C6H4OH)2 belonging to the group of diphenylmethane derivatives and bisphenols, with two hydroxyphenyl groups.
BPA Worldwide is an American company that provides independent, third-party audits of audience claims of business-to-business and consumer magazines.
Bradford (Park Avenue) Association Football Club is an English football club based in Bradford, West Yorkshire, England.
Bedaquiline, sold under the brand name Sirturo, is a medication used to treat active tuberculosis. It is specifically used to treat multidrug-resistant tuberculosis (MDR-TB) when other treatment cannot be used.
Collagen XVII, previously called BP180, is a transmembrane protein which plays a critical role in maintaining the linkage between the intracellular and the extracellular structural elements involved in epidermal adhesion.
The Business and Professionals Alliance for Hong Kong (Chinese: 香港經濟民生聯盟, BPA) is a pro-business pro-Beijing political party in Hong Kong.