GBA (disambiguation)
The Game Boy Advance (GBA) is a 2001 handheld video game system developed by Nintendo.
GBA may also refer to:
Science and technology
- Generalized Büchi automaton, in automata theory, a variant of Büchi automaton
 - Generic Bootstrapping Architecture, a cryptographic technology that enables the authentication of a user
 - Glucocerebrosidase, a human enzyme
 - GBA2, a gene which encodes for cytosolic beta-glucosidase
 - GBA3, a gene which encodes for cytosolic beta-glucosidase
 - Gut–brain axis, biochemical signaling between the gastrointestinal tract and the central nervous system
 
Organizations
- Gemeinsamer Bundesausschuss (Federal Joint Committee, G-BA), a public health decision-making body in Germany
 - Geologische Bundesanstalt, the geological survey of Austria
 - National data protection authority (Belgium) (GBA)
 - Ghana Bar Association, a professional association in Ghana
 - Giving Back to Africa, a Bloomington, Indiana non-profit organization
 - Global Banking Alliance for Women, a non-profit organization concentrating on women's wealth
 - Global Biofuel Alliance, an international organization for regulation, research and promotion for biofuel.
 - Golaghat Bar Association, a voluntary bar association in India
 - Governing Bodies Association, an organisation of governing bodies of independent schools in the UK
 - Greater Bengaluru Authority, municipal corporation of the Indian city of Bengaluru.
 - Gute Bücher für Alle, a German charity which operates floating bookshops.
 - Public Prosecutor General (Germany) (Generalbundesanwalt, GBA)
 
Companies
- Cahaba Government Benefit Administrators, subsidiary of Blue Cross and Blue Shield of Alabama
 - Gramin Bank of Aryavart, a Regional Rural Bank in Uttar Pradesh, India
 - Greater Bay Airlines, a low-cost carrier based in Hong Kong, China
 - Greenbrier Academy for Girls, a therapeutic college preparatory boarding school in Pence Springs, West Virginia
 - Groen Brothers Aviation, now Skyworks Global, an American autogyro research and development company
 - KGBA (AM), a radio station (1490 AM) in Calexico, California, United States
 - KGBA-FM, a radio station (100.1 FM) in Holtville, California, United States
 - WGBA-TV, a television station in Green Bay, Wisconsin
 
People
- G. B. A. Coker, a former Judge of the Nigerian Supreme Court
 
Geography
- GBA, international vehicle country code for Alderney ('Great Britain: Alderney')
 - Greater Buenos Aires, the urban agglomeration comprising the autonomous city of Buenos Aires and the adjacent 24 partidos
 - GBA, IATA airport code for Cotswold Airport in the United Kingdom
 - Guangdong–Hong Kong–Macao Greater Bay Area, often simply referred to as the Greater Bay Area
 - GBA, the station code for the Guangzhou Baiyun railway station.
 
Music
- "G.B.A.", a song on Solace (Xavier Rudd album)
 - God Bless America, American patriotic song written by Irving Berlin
 
Sports
- Geelong Baseball Association, an Australian baseball association and league
 - Global Basketball Association, minor league in the United States in the early 1990s
 - Guam Basketball Association, Guam's professional basketball league
 
Process
- Gender-based Analysis, a management process to explore the changing realities and inequalities based on gender
 
Other uses
- Game Boy Advance SP, a redesign of the Game Boy Advance, released in 2003