ABA

ABA may refer to:

Broadcasting

 * Alabama Broadcasters Association, United States
 * Asahi Broadcasting Aomori, Japanese television station
 * Australian Broadcasting Authority

Education

 * Académie des Beaux-Arts (Kinshasa), Democratic Republic of the Congo
 * American British Academy, Oman

Basketball

 * ABA League, Adriatic first-tier basketball league
 * ABA League Second Division, Adriatic second-tier basketball league
 * American Basketball Association, defunct professional league (1967–1976)
 * American Basketball Association (2000–present), semi-professional league
 * Australian Basketball Association, defunct semi-professional entity

Other sports

 * Amateur Boxing Association of England, former name of England Boxing
 * American Bandy Association
 * American Bicycle Association
 * American Bridge Association

Trade and professional bodies

 * American Bankers Association
 * American Bandmasters Association
 * American Bar Association, an association of lawyers
 * American Beverage Association, beverage industry lobby organization
 * American Booksellers Association
 * American Bus Association
 * Antiquarian Booksellers Association, a trade body in the British Isles
 * Association of Black Anthropologists
 * Australian Banking Association
 * American Bantam Association

Other businesses and organizations

 * AB Aerotransport, former Scandinavian airline
 * ABA Chemicals, a Chinese chemical manufacturing company
 * ABA Games, a Japanese creator of freeware games
 * Alabama Baptist Association, United States
 * American Baptist Association, a Baptist denomination predominant in the American South
 * American Bell Association International
 * American Birding Association
 * Australian Blue Asbestos, mining, bagging and blue asbestos distribution company
 * Australian Breastfeeding Association

Finance

 * ABA routing transit number, a bank code used in the United States
 * Accredited Business Accountant, American accountancy credential

Music

 * Altbachisches Archiv, collection of 17th-century music, most written by the Bach family
 * A-B-A, the ternary form in music

Transport

 * ABA, the IATA code for Abakan International Airport, Khakassia, Russia
 * ABA, the National Rail code for Aberdare railway station, Wales, UK

Other uses

 * ABA problem, a multithreading computing anomaly
 * A.B.A, a character in the fighting game series Guilty Gear
 * Abé language of Ivory Coast
 * Abscisic acid, a plant hormone
 * Applied behavior analysis, a type of one-to-one behavioural therapy
 * Architectural Barriers Act of 1968, act of the US Congress