CCR may stand for:

• Creedence Clearwater Revival, an American rock band
  • Creedence Clearwater Revival (album), the 1968 debut album by Creedence Clearwater Revival
• Creedence Clearwater Revisited, a rock band formed in 1995 by two former Creedence Clearwater Revival members
• Cross Canadian Ragweed, an American country music band

• ChuChu Rocket!, a puzzle game for the Sega Dreamcast developed by Sonic Team in 1999
• Yasuo Motoki, a fictional character in Wangan Midnight

• California Code of Regulations, formerly the California Government Code
• Center for Constitutional Rights, formerly the Emergency Civil Liberties Committee, a non-profit dedicated to civil and human rights law
• Constitutional Court of Romania
• Court for Crown Cases Reserved (abbreviation CCR is used in case citations)
• Covenants, Conditions, and Restrictions
• Closed cell restricted or solitary confinement

• Canadian Council for Refugees, a non-governmental organization that critiques the Government of Canada's public policy regarding refugee settlement and determination
• Center for Cerebrovascular Research, A UCSF research organization specializing in cerebrovascular disease
• Center for Constitutional Rights, a non-profit legal advocacy organization
• Centre for Cross-cultural Research at the Australian National University, 1997–2008?
• Chelmsford City Racecourse, a horse racing course in Essex, UK
• Cistercian College, Roscrea, a Catholic boarding school for boys
• Citizens for a Canadian Republic, an anti-monarchy group in Canada
• Colonial Christian Republic, a United States right-wing Christian militia group
• Communität Casteller Ring, a German Lutheran religious order for women
• Rangpur Cadet College, Rangpur, Bangladesh
• League for Catholic Counter-Reformation

• C-C motif receptor, beta chemokine receptor
• Cannabis and Cannabinoid Research, a peer-reviewed academic journal discussing medical cannabis, cannabinoids, and endocannabinoids
• Cardiocerebral resuscitation, a variation of Cardiopulmonary Resuscitation
• Carbon catabolite repression, part of the adaptive metabolic control system
• Chemokine receptor, a term in cell biology
• Continuity of Care Record, a health record standard
• Creatinine clearance rate, a measure of kidney/renal function
• Crotonyl-CoA carboxylase/reductase, an enzyme
• Complex chromosomal rearrangement, a rare chromosome abnormality

• Center for Communications Research, two research centers (one in Princeton and the other in La Jolla) administered by the Institute for Defense Analyses
• Cluster continuous replication, a form of data replication introduced in Microsoft Exchange 2007
• Concurrency and Coordination Runtime, from the Microsoft Robotics Developer Studio
• Condition Code Register, or status register, in computer processor architecture
• Constant current regulator, an electronic circuit
• Customer Configuration Repository, a service of Oracle Corporation's support for Oracle Database, subsequently known as Oracle Configuration Manager (OCM)

• Canonical commutation relation, a concept in physics
• Carbon capture readiness, a European Union energy generation requirement
• Cargo control room of a tank-ship where the person in charge monitors and controls many aspects of liquid cargo movement
• Change Control Request
• Coal combustion residuals, a term for coal combustion products
• Conradson Carbon Residue, in crude-oil refining, a measurement similar to Ramsbottom carbon residue and micro carbon residue
• Koenigsegg CCR, an automobile
• Johnson–Corey–Chaykovsky reaction

• CEAT Cricket Ratings
• Central City Rollergirls, an English roller derby league
• Closed circuit rebreather (CCR), a type of self-contained underwater breathing apparatus used in scuba diving
• Convict City Roller Derby League, based in Tasmania

• Canada Central Railway
• CCR S.A., a Brazilian toll road operator
• Central Canada Railway, a predecessor to Northern Alberta Railways
• Concord/Buchanan Field Airport (IATA airport code CCR)
• Corinth and Counce Railroad

• Calculated course rating, a component of the Golf Australia Handicap System
• Calendar of the Close Roll, book series translating and summarizing these medieval documents
• Catholic Charismatic Renewal, a movement within the Catholic Church
• Central Contractor Registration, a U.S. Government supplier database, replaced in 2012 by the System for Award Management (SAM)
• Chandigarh Capital Region, urban area in and around Chandigarh, India
• Circus Circus Reno, a hotel and casino located in Reno, Nevada
• Collective cabinet responsibility, a constitutional convention in Parliamentary systems of Government
• Combat Command Reserve, a level of military organization employed by the U.S. Army from 1942 to 1963
• Consumer confidence report, an annual water quality report in the United States
• Corporate credit rating, in investment, a bond credit rating assessing the credit worthiness of a corporation's debt issues
• Curly-coated retriever, a breed of dog

• 2CR (disambiguation)
• CRR (disambiguation)

This disambiguation page lists articles associated with the title CCR.
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