1. Companies and organizations

2. Computing

3. Science

4. Other

CGA may refer to:

Companies and organizations

• Canadian Gemmological Association
• 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 Connecticut
• United States Coast Guard Academy, the military academy of the Coast Guard
• United States Coast Guard Auxiliary, a civilian branch of the Coast Guard
• {{lang|cy|Cyngor y Gweithlu Addysg}}, the Education Workforce Council of Wales

Computing

• Color Graphics Adapter, IBM's first graphics display card
• Column Grid Array, a large surface mounted electronic component
• 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

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
• Composite Gazetteer of Antarctica, geographical directory
• Conformal geometric algebra
• Consumer Guarantees Act, a 1993 New Zealand law
• Corner Gas Animated, a 2018 TV series

• The Kenyan Section of the International Commission of Jurists
• The Kenya Vision 2030
• The Kenyon Family
• The Kepler Challenge
• The Kerala State Biodiversity Board
• The Kerameikon
• The Kerguelen Plateau
• The Kerlan Collection
• The Kermesse in Bruges, or The Three Gifts
• The Kernel
• The Kerry Dancers
• The Kerry Gow
• The Kestrel Trust
• The Ketchup Song
• The Ketchup song (Asereje)
• The Ketchup Song (Aserejé)
• The Kettering Incident
• The Kettles
• The Kevin and Sadie series
• The Kew Society
• The Key
• The Key (1971 film)
• The Key (1983 film)
• The Key (2007 film)
• The Key (2014 film)