| Acronym | Definition |
|---|
| CnaG | Comunn Na Gàidhlig |
| CnaG | Conradh na Gaeilge (Irish language society) |
| CnaG | Centro Nacional de Analisis Genomico (Spanish: National Center for Genome Analysis) |
| CnaG | Canadian Naval Air Group |
| CnaG | Campus Network Advisory Group |
| CnaG | Clan Na Gael |
| CnaG | Chronic Narrow Angle Glaucoma |
| CnaG | Campus Networks Advisory Group |
| CnaG | Computing Network Advisory Group |
| CnaG | Centralville Neighborhood Action Group (Massachusetts) |
| CnaG | Citizens Noise Advisory Group |
| CnaG | China National Airline Group |
| CnaG | Community Needs Assessment Group |
| CnaG | Chief, Naval Advisory Group (US Navy) |
| CnaG | Clinical Nutrition Advisory Group (India) |
| CnaG | Cove Neighborhood Action Group |