CJ

CJ or similar may refer to:

Businesses

 * CJ Affiliate, an online advertising company
 * CJ Group (also known as Cheil Jedang), a South Korean conglomerate
 * CJ CheilJedang, South Korean food and beverage company within the CJ Group
 * BA CityFlyer (IATA airline designator)
 * China Northern Airlines (IATA airline designator)

In law

 * Chief Justice, an honorific title for the presiding member of a Supreme Court
 * Criminal justice

People
For people named C.J., see C. J. (given name)

Publications

 * The Classical Journal (Journal of the Classical Association of the Middle West and South)
 * The Courier-Journal, a newspaper in Louisville, Kentucky, United States

In science and technology

 * Cangjie input method, a system by which Chinese characters may be entered into a computer using a standard keyboard
 * Centijoule, an SI unit of energy equal to 10−2 J
 * Jeep CJ (Civilian Jeep) series, a military-based off-road vehicle
 * Cessna CitationJet, a line of business jets by Cessna Aircraft Company

Other uses

 * Congregation of Jesus or Congregatio Jesu, a Catholic congregation
 * Cluj County, on the vehicle registration plates of Romania