BA

BA or variants may refer to:


 * Bachelor of Arts, an academic degree

Businesses and organizations

 * Bibliotheca Alexandrina, a library and cultural center in Egypt
 * Booksellers Association of the UK and Ireland
 * British Airways, a British airline
 * British Association for the Advancement of Science, now British Science Association
 * Bundesagentur für Arbeit, Federal Employment Agency of Germany
 * Selskap med begrenset ansvar, a type of Norwegian company with limited liability

Languages

 * Aka-Bo language, an Indian language, also known as Ba
 * Bashkir language, ISO 639-1 language code ba
 * Ba (cuneiform), a sign in cuneiform texts
 * Ba (Indic), in Indic abugidas
 * Ba (Javanese) (ꦧ), in the Javanese script
 * Ba (Mongolic), in alphabets used to write Mongolic and Tungusic languages
 * Arabic letter ب, named باء bāʾ

People

 * Ba (given name), in Myanmar and ancient China
 * Ba (surname), a West African surname
 * Ba (pharaoh), an early Egyptian or ancient Egyptian king

The Americas

 * Buenos Aires, Argentina
 * The Bahamas, WMO country code

Asia

 * Ba (state), an ancient state in eastern Sichuan, China
 * Ba River (China)
 * Ba River (Vietnam)
 * Bandra railway station, Indian Railways code BA
 * Ba'a, Rote, Indonesia
 * Bahrain, obsolete NATO, FIPS and LOC MARC country code
 * Banan District, Chongqing, China, formerly Ba County
 * Bazhou, Hebei, China, formerly Ba County

Europe

 * BA postcode area, Bath, England
 * Ba (Ljig), Serbia
 * Ba Congress, 1944
 * Bosnia and Herzegovina, ISO-3166 country code BA
 * .ba, the top-level domain for Bosnia and Herzegovina

Oceania

 * Ba Province, Fiji
 * Ba (town)
 * Ba District, Fiji
 * Ba River (Fiji)
 * Ba (Open Constituency, Fiji)

Science and technology

 * Ba (genus), land snails
 * ba space, in mathematics
 * Barium, chemical symbol Ba
 * Barye, a measurement unit of pressure
 * 6-Benzylaminopurine, plant hormone
 * BA, sublineages of the SARS-CoV-2 Omicron variant
 * British Association screw threads, a set of small screw threads

Sport

 * Ba F.C., a Fijian football club
 * Ba game, a version of medieval football played in Scotland
 * Basketball Australia, promoting basketball in Australia
 * Batting average, a statistic in cricket and baseball
 * Bowls Australia, a governing body
 * Kirkwall Ba Game, or The Ba', annual event in Orkney, Scotland

Transportation

 * Ford Falcon (BA), an Australian car
 * NZR BA class, a New Zealand steam locomotive classification

Other uses

 * BA, dominical letter for a leap year starting on Saturday
 * Ba (soul), an Ancient Egyptian concept of the soul or spirit
 * Ba. (band), a Lithuanian rock band
 * "B.A." Baracus, a fictional character in TV series The A-Team
 * Beerenauslese, or BA, a German late-harvest wine
 * Business agent (labor), a position in some local trade unions
 * Business analyst, one who processes, interprets and documents business processes