TGA

TGA may refer to:

• Tandy Graphics Adapter for the Tandy 1000 computer system
• Tennessee Governor's Academy for Math and Science, United States
• .tga, Truevision raster graphics file format
• Thalamogeniculate artery, intracranial artery in human anatomy
• The Gaslight Anthem, American rock band
• The Gersh Agency, American talent agency
• The Glasgow Academy, Scotland, UK
• Therapeutic Goods Administration, Australian regulatory body
• Thermogravimetric analysis, materials testing procedure
• Thioglycolic acid, organic compound
• Transient global amnesia, a medical condition
• Transposition of the great arteries, a sub-group of congenital heart defects
• Truevision TGA, Truevision Graphics Adapter, compressed texture art file, with file extension .tga
• Tonga (IOC country code)
• Top Gear Australia, motoring television series
• One of three stop codons