CGA

CGA may refer to:

Companies and organizations

 * Canadian Gemmological Association
 * Coast Guard Administration of Taiwan
 * Controller General of Accounts of Pakistan
 * Central of Georgia Railway, in 1833, a.k.a. Central Rail Road and Banking Company of Georgia
 * Community of the Glorious Ascension, a Christian monastic community
 * Compressed Gas Association
 * Connecticut General Assembly, the bicameral legislative body of the American state of Connecticut
 * United States Coast Guard Academy, the military academy of the US Coast Guard
 * United States Coast Guard Auxiliary, a civilian branch of the US Coast Guard
 * Cyngor y Gweithlu Addysg, the Education Workforce Council of Wales
 * Casual Games Association, an industry group for casual video game developers and publishers
 * Coordination of Anarchist Groups, a French anarchist organization

Computing

 * Color Graphics Adapter, IBM's first graphics display card
 * Computer animation, a.k.a. computer-generated animation
 * Cryptographically Generated Address, a method for binding a public signature key to an IPv6 address

Science

 * Chlorogenic acid, a polyphenolic compound
 * Chorionic gonadotropin alpha, a glycoprotein hormone
 * Chromogranin A, a member of the granin family of neuroendocrine secretory proteins
 * A codon for the amino acid arginine

Other

 * Canadian Global Almanac, Canadian reference book
 * California's Great America, an amusement park in Santa Clara, California
 * Certified General Accountant, Canadian designation
 * Ceylon Garrison Artillery, a former name for the Sri Lanka Artillery
 * Charitable gift annuity, a gift vehicle in the category of Planned Giving
 * Column grid array, a type of integrated circuit package
 * Composite Gazetteer of Antarctica, geographical directory
 * Conformal geometric algebra
 * Consumer Guarantees Act, a 1993 New Zealand law
 * Corner Gas Animated, a 2018 TV series