CRR

CRR may refer to:


 * Capital Requirements Regulation, a European regulation on prudential requirements for credit institutions and investment firms
 * Coefficient of residuals resistance, (in Statistics) a random measurement on residuals in piecewise regression analysis
 * Convergence rate of residuals, (in Statistics) an alternative term with the same meanings as the coefficient of residuals resistance
 * Corrour railway station
 * Cross River Rail
 * Reserve requirement or cash reserve ratio
 * Binomial options pricing model or Cox Ross Rubinstein option pricing model
 * Clinchfield Railroad
 * Cat Righting Reflex, The intrinsic ability for cats to land on their feet by correcting their orientation while falling
 * Carolina Algonquian language (ISO 639-3 language code)
 * The Center For Reproductive Rights
 * Current run rate, in cricket
 * Curia Regis roll
 * Cross Region Replication, used to copy objects across Amazon S3 buckets in different AWS Regions
 * Cost Revenue Ratio, also known as efficiency ratio