| Acronym | Definition |
|---|
| CGN | Contaduría General de la Nación (Spanish: General Accounting Office) |
| CGN | Cancer Genetics Network |
| CGN | Compagnie Générale de Navigation (sur le Lac Léman; French, cruise companie on Lake Geneva, Switzerland) |
| CGN | Guided Missile Cruiser (Nuclear Propulsion) |
| CGN | Cerebellar Granule Neurons |
| CGN | Cyber Gaming Network |
| CGN | Corporate Governance and Nominating (various organizations) |
| CGN | Code Generation Network |
| CGN | Cologne/Bonn, Germany - Koeln/Bonn (Airport Code) |
| CGN | Center for Genetic Resources, Netherlands |
| CGN | Centre Grossiste Nantais (French wholesale company) |
| CGN | Crazy Go Nuts |
| CGN | Compañía Guatemalteca del Niquel (Guatemala) |
| CGN | Crystal Gateway North (Crystal City, Arlington, VA) |
| CGN | Carrier Grade Network Address Translation (computer networking) |
| CGN | Compagnie Générale du Néon (French: Generale Neon Company) |
| CGN | Console Gaming Network |
| CGN | Correlated Gaussian Noise |