| Acronym | Definition |
|---|
| CIAG➣Careers Information, Advice and Guidance (UK) |
| CIAG➣Critical Incident Analysis Group |
| CIAG➣Critical Infrastructure Assurance Group (Cisco) |
| CIAG➣City in a Garden (Singapore) |
| CIAG➣Center for Integrated Animal Genomics (Iowa State University) |
| CIAG➣Círculo de Investigación de la Antropología Gnóstica (Spanish: Circle of Gnostic Anthropology Research) |
| CIAG➣Community Incident Action Group (UK) |
| CIAG➣Concorde International Agency Group (travel industry; Australia) |
| CIAG➣Canadian Industry Action Group |