DRR may refer to: Deficit round robin Digitally Reconstructed Radiograph; see also Beam's eye view Disaster Response Route, emergency response road network in British Columbia, Canada Disaster Risk Reduction Disneyland Railroad, steam railroad attraction in Anaheim, California Directorate of Rice Research Dolly Rockit Rollers, roller derby league from Leicestershire, England Domain-Range ratio, abstract term in computer science Dreyer & Reinbold Racing, an American auto racing team See also DRRS (disambiguation)