UCR
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