- DCMR stands for District of Columbia Municipal Regulations
- DCMR stands for DICOM (Digital Imaging and Communications in Medicine) Content Mapping Resource
- DCMR stands for Differential to Common Mode Rejection (computer networking)
- DCMR stands for Diplôme de la Coupe du Monde de Rugby (French: Degree from the Rugby World Cup)
- DCMR stands for Defense Contract Management Region
- DCMR stands for Dual Contrast Magnetic Resonance Imaging