UCR may refer to:

• Unclassified county road, an obsolete term for a green lane (road) in England and Wales
• Under color removal in printing
• Unified Cornish Revised, a variety of the Cornish language
• Uniform Crime Reports
• Union centriste et républicaine (Centrist and Republican Union), group of the French senate
• Unión Cívica Radical (Radical Civic Union), an Argentine political party
• Unión Cordobesa de Rugby, body that rules the game of rugby union in Córdoba, Argentina
  • Torneo de Córdoba, a rugby union club competition organised by UCR
• University Center Rochester in Minnesota
• University of California, Riverside
• University of Costa Rica
• University College Roosevelt, Middelburg, The Netherlands
• Upper Chattahoochee Riverkeeper, an environmental advocacy organization in Georgia, USA
• Urea-creatinine ratio
• Usual, customary and reasonable, a method of generating health care prices

This disambiguation page lists articles associated with the title UCR.
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