CCR

CCR may stand for:

Music

 * 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

Other uses in arts and entertainment

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

Law and prisons

 * 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

Organizations

 * 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

Biology and medicine

 * 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

Electronics and computing

 * 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)

Other uses in science and technology

 * 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

Sport

 * 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

Transportation

 * 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

Other uses

 * 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