CIAC

CIAC may refer to:

Athletic conferences

 * Carolinas Intercollegiate Athletic Conference, southeastern United States
 * Connecticut Interscholastic Athletic Conference
 * Central Intercollegiate Athletic Conference, Kansas and Missouri

Other uses

 * 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