DRR
DRR may refer to:
Organisations[edit]
- Directorate of Rice Research, former name of a rice research institute in India
- Dolly Rockit Rollers, roller derby league from Leicestershire, England
- Dreyer & Reinbold Racing, an American auto racing team
Science and technology[edit]
- Deficit round robin, a scheduling algorithm
- Domain-to-range ratio, in computer science
- Digitally reconstructed radiograph or CT scan, a medical imaging technique
Other uses[edit]
- Disaster Response Route, emergency response road network in British Columbia, Canada
- Disaster risk reduction
- Disneyland Railroad, steam railroad attraction in Anaheim, California, US