IOC (disambiguation)

IOC most commonly refers to the International Olympic Committee.

IOC may also refer to:

Computing

 * IBM Open Class, IBM C++ product
 * Indicator of compromise (IoC), an artifact likely indicating a computer intrusion
 * Inversion of control (IoC), a software design pattern

Other

 * Icon of Coil, Norwegian electronic music band
 * Immediate or cancel, a type of order used on some stock exchanges
 * Index of coincidence, In cryptography, the technique of counting the number of times that identical letters appear
 * Indian Ocean Commission, generally COI, but according to World Bank as well IOC
 * Indian Oil Corporation, large Indian oil and gas company
 * Indian Orthodox Church, Kerala, India
 * International Olive Council
 * Initial operating capability, minimum level of deployment, especially in the US military
 * Initiative on Cities, urban research institute at Boston University
 * Initiatives of Change, international organisation "building trust across the world's divides" (formerly Moral Re-Armament)
 * Intergovernmental Oceanographic Commission of Unesco
 * International Oil Company, as opposed to NOC, which stands for National Oil Company
 * International Ornithological Committee, former name of the International Ornithologists' Union
 * International Order of Characters
 * Intraoral camera, a device used to take photos of the inside of a patient's mouth
 * Iron Ore Company of Canada
 * Italian organized crime