CJ

CJ or similar may refer to:

Businesses

• BA CityFlyer (IATA airline designator)
• China Northern Airlines (IATA airline designator)
• CJ Corporation (also known as Cheil Jedang), a South Korean corporation

Fictional characters

• C. J. Barnes, a fictional character on the television show 8 Simple Rules portrayed by David Spade
• C. J. Cregg, fictional character on the television show The West Wing
• C. J. Parker, fictional character on the television show Baywatch
• Charles "CJ" Jefferson, a fictional character in The Fall and Rise of Reginald Perrin
• Carl "CJ" Johnson, fictional main character of the video game Grand Theft Auto: San Andreas

In law

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

People

In arts and entertainment

• CJ, guitarist/vocalist with The Wildhearts and Honeycrack
• C. J. Cherryh, American writer of speculative fiction
• CJ de Mooi, professional quizzer who appeared on BBC Television's Eggheads until 2012
• C. J. Ramone, stage name of Christopher Joseph Ward, best known for working as the bassist and sometimes vocalist of the Ramones
• C.J. Perry, professional wrestling manager under the ring name Lana

In sport

• C. J. Miles, NBA basketball player
• C. J. Watson, NBA basketball player

Publications

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

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