DTRR
| Acronym | Definition |
|---|---|
| DTRR | Department of Tourism and Renewable Resources (Canada) |
| DTRR | Direct-to-Reverberant Ratio (speech) |
| DTRR | Downtown Round Rock (Texas) |
| DTRR | Division of Treatment and Recovery Research (US NIAAA) |
| DTRR | Developmental Test Readiness Review |
| DTRR | Development Test Readiness Review |