CR or Cr may refer to:

In business

* Conversion rate, in marketing * Credit (finance), Credit Record, in accounting * Crown Royal, a brand of Canadian whisky

Organizations

Religious organizations

* Celtic reconstructionism, a form of Polytheism * Congregation of Clerics Regular of the Divine Providence (Theatines), a Roman Catholic religious order * Community of the Resurrection, an Anglican religious order * Congregation of the Resurrection, a Catholic religious order

Other organizations

* Choose Responsibility, a US non-profit addressing alcohol consumption by young adults * College of the Redwoods, a public two-year community college in Humboldt County, California, US * College Republicans, a college branch of the US political party * Czech Radio, a public radio broadcaster in the Czech Republic

People

* C. Rajagopalachari, Indian politician * Christina Ricci, American actress * Chris Rock, American comedian and actor * Cristiano Ronaldo, Portuguese footballer * Christopher Reeve, American actor * A Royal cypher representing a monarch ** Charles Rex (CR / CIIIR), the royal cypher of King Charles III

Places

Countries

* Coral Sea Islands (FIPS country code and obsolete NATO country code CR) * Costa Rica (ISO 3166-1 country code) ** .cr, the top-level domain (ccTLD) for Costa Rica * Czech Republic

Other places

* CR postcode area in south London, UK * Castle Rock (disambiguation) * Campbell River (disambiguation), various rivers * Cedar Rapids, Iowa, US * Crawford County, Kansas, US * Province of Cremona, Italy * Disney's Contemporary Resort, at Walt Disney World

Publications

* Casino Royale (novel), ''Casino Royale'' (novel), a James Bond novel * Comptes Rendus (disambiguation), ''Comptes Rendus'' (disambiguation), several proceedings of various academic organizations ** ''Comptes rendus de l'Académie des Sciences'', the proceedings of the French Académie des Sciences, often simply 'Comptes Rendus' or 'CR' * ''Consumer Reports'', American magazine * Critical Review (disambiguation), ''Critical Review'' (disambiguation), several publications by this name * CR (magazine), ''CR'' (magazine), a magazine published by the American Association for Cancer Research

Mathematics, science, and technology

Biology and medicine

* CR gas, dibenzoxazepine * Calorie restriction * Chemokine receptor * Complete remission, in oncology * Photostimulated luminescence, Computed radiography * Controlled/continuous release, see time release technology * Creatine, a molecule found in myocytes * Critically endangered species

Computing and telecommunications

* Candidate recommendation, in W3C recommendation#Candidate Recommendation (CR), W3C recommendations * Carriage return, a new line of text in typing and computing * Challenge-response spam filtering * Code review, a systematic examination of computer source code during development * Cognitive radio, an outgrowth of software-defined radio * Cognitive robotics * Control Register * Card reader

Other uses in mathematics, science, and technology

* Chromium, symbol Cr, a chemical element * Cr or CR, an improper designation given to astronomical objects in the Collinder catalog of open clusters from Collinder 1–471 * Change request, a document containing a call for an adjustment of a system * Compression ratio, the ratio of the volume of a combustion chamber from its largest capacity to its smallest capacity * Concentration ratio, in economics * Conjugate residual method, an iterative numeric method used for solving systems of linear equations * Complex resistivity (measurement method), a measurement method in geophysics * Cosmic rays

Photography

*Camera Raw, an image file raw converter by Adobe

Sports

* Colorado Rockies, a Major League Baseball team * Cincinnati Reds, another Major League Baseball team * Colorado Rockies (NHL), a former National Hockey League team * Cristiano Ronaldo, footballer * List of Commonwealth records in athletics, Commonwealth record in athletics * List of Commonwealth records in swimming, Commonwealth record in swimming

Transport

Railways

* Caledonian Railway (Scotland) * Commonwealth Railways (Australia) * Central Railway (India) * Chiltern Railways (England) * China Railway, or China Railway Corporation, a national corporation in People's Republic of China * Consolidated Rail Corporation (Conrail), US * Copper Range Railroad

Roads

* County highway, county road, or county route * Legislative route (Minnesota) or constitutional route

Other uses

* ''Clash Royale'', a popular mobile strategy game developed and published by Supercell * Chart Rulership or Chart Ruler, in astrology * Comfort room, another name for a public toilet * Consciousness raising, in social activism * Continuing resolution, a type of appropriations legislation in the US * Cookie Run, a side-scrolling mobile casual video game by Devsisters * Councillor, a title for a public servant, used in Australia and New Zealand * Cree language (ISO 639 alpha-2 code CR) * Critical reading, a skill measured by the Scholastic Aptitude Test (SAT) * ''Critical Role'', a ''Dungeons & Dragons'' show ** Critical Role Productions; the associated media production company * Crore, a number representing 10,000,000 in the Hindu-Arabic numeral system * Cr$ or ₢, symbol for Brazilian cruzeiro (disambiguation), Brazilian cruzeiro