ACB

ACB may refer to:

In banking:

* African Central Bank, one of the three financial institutions of the African Union
* Asia Commercial Bank, a commercial bank in Vietnam.
* Asia Commercial Bank, a licensed bank in Hong Kong
* Associated Credit Bureau - see Credit bureaus.

In investment:
* Adjusted Cost Base, a calculation used to determine the cost of an investment for tax purposes

In sports:

* Asociación de Clubs de Baloncesto, the premier professional basketball league in Spain
* Australian Cricket Board, the governing body for professional and amateur cricket in Australia

In other fields:

* African Central Bank
* Airport City Belgrade, an urban neighborhood of Belgrade
* Alameda Civic Ballet, the official dance company for Alameda, CA
* Alliance for the Chesapeake Bay, a nonprofit organization devoted to maintaining and preserving the Chesapeake Bay
* American Council of the Blind, a nation wide organization in the United States
* As Cities Burn, a Christian post-hardcore band from Baton Rouge, LA that formed in 2002
* Aortocoronary bypass, a medical procedure to treat coronary artery disease
* Association for Clinical Biochemistry, the UK professional body for clinical biochemists - medical and non-medical
* Automovil Club Boliviano, a member of the FIA