CIAC
CIAC may refer to:
Athletic conferences[edit]
- Carolinas Intercollegiate Athletic Conference, southeastern United States
- Connecticut Interscholastic Athletic Conference
- Central Intercollegiate Athletic Conference, Kansas and Missouri
Other uses[edit]
- Clark International Airport Corporation, Pampanga, Philippines
- Community in a Cube, a housing development in Middlesbrough, United Kingdom
- Computer Incident Advisory Capability, at the United States Department of Energy
- CRACK International Art Camp, Rahimpur, Kushtia, Bangladesh