| Acronym | Meaning |
| DTR | Daily Task Report |
| DTR | Daily Time Record |
| DTR | Daily Transaction Register |
| DTR | Defence Training Rationalisation (UK) |
| DTR | Defence Training Review (UK) |
| DTR | Defense Terrestrial Reactor |
| DTR | Defense Transportation Regulation (US DoD 4500.9-R) |
| DTR | Demonstration Test Round |
| DTR | Dental Treatment Room |
| DTR | Department of Tourism and Recreation (UK) |
| DTR | Department of Transport and the Regions (Edinburgh, Scotland, UK) |
| DTR | Derived Test Requirement |
| DTR | Designated Technical Representative |
| DTR | Detail Transaction Report |
| DTR | Developmental Test Report |
| DTR | Developmental Test Round |
| DTR | Digital Tape Recorder |
| DTR | Direct Tax Referencer (India) |
| DTR | Disclosure and Transparency Rules (various locations) |
| DTR | Discrepancy Tracking Report |
| DTR | Division Transfer |
| DTR | Double Taxation Relief (UK) |
| DTR | Draft Technical Report |
| DTR | Dulles Toll Road (Virginia) |
| DTR | Duty to Report |