| GAIA | Galactic Association of Insurance Agencies 
| Others |
| GAIA | Genetic Algorithm Interface Architecture
| Others |
| GAIA | Geometry Algebra Informatics and Applications
| Others |
| GAIA | Girls Are In Action
| Others |
| GAIA | Global Access to the Internet for All
| Others |
| GAIA | Global AIDS Interfaith Alliance
| Others |
| GAIA | Global Alliance For Incinerator Alternatives
| Others |
| GAIA | Global Alternative Information Applications
| Others |
| GAIA | Global Alternative Investment Advisor
| Others |
| GAIA | Global Alternative Investor Access
| Others |
| GAIA | Global Astrometric Interferometer For Astrophysics
| Others |
| GAIA | Global Automated Information Access
| Others |
| GAIA | Gonegambling Artificial Intelligence Agent
| Others |
| GAIA | Google Accounts and Id Administration
| Others |
| GAIA | Graph Alignment Identification and Analysis
| Others |
| GAIA | Green And Intelligent Automotive
| Others |
| GAIA | Green Awareness In Action
| Others |
| GAIA | Guaranteed Annual Income for All
| Others |
| GAIA | Guardian Angel Intervention Associates
| Others |
| GAIA | Gui Application Interoperability Architecture
| Others |
| GAIA | The Global Anti Incinerator Alliance
| Others |