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 Federal Joint Committee (Germany) (), a public health decision-making body in Germany , the geological survey of Austria 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, an apex coordinating body for municipal corporations of the Indian city of Bengaluru Gute Bücher für Alle, a German charity which operates floating bookshops Public Prosecutor General (Germany) (, 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 Alderney, international vehicle country code (Great Britain: Alderney) Greater Buenos Aires, the urban agglomeration comprising the autonomous city of Buenos Aires and the adjacent 24 partidos Cotswold Airport in the United Kingdom, IATA airport code Guangdong–Hong Kong–Macao Greater Bay Area, often simply referred to as the Greater Bay Area Guangzhou Baiyun railway station, China, station code

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 Golden Bell Awards, an annual award ceremony for television and broadcast in Taiwan