BGA may refer to:
Organizations Battle Ground Academy, a private school in Franklin, Tennessee, US Behavior Genetics Association Better Government Association, investigative journalism organisation, based in Chicago Boldklubberne Glostrup Albertslund, a Danish football club British Gear Association British Gliding Association British Go Association British Geophysical Association British-German Association Bumitama Gunajaya Agro, an Indonesian palm oil company Bundesverband Großhandel, Außenhandel, Dienstleistungen (The Federation of German Wholesale, Foreign Trade and Services)
Transport Brundall Gardens railway station, Norfolk, England, by National Rail station code Palonegro International Airport, Colombia, by IATA code
Other uses Ball grid array, a type of surface-mount packaging used for integrated circuits Cyanobacteria (blue-green algae) Break glass alarm, a type of manually activated fire alarm; see Fire alarm pull station Bach-Gesellschaft Ausgabe, the first complete edition of Johann Sebastian Bach's compositions Boys Generally Asian (BgA), a parody K-Pop group