TDR may refer to:
In publications:
- The Daily Reveille, a daily student newspaper at Louisiana State University
- The Dartmouth Review, a conservative student newspaper at Dartmouth College
- The Dragon Reborn, the third book of Robert Jordan's fantasy series The Wheel of Time
- TDR (journal), The Drama Review, a peer-reviewed academic journal focusing on performances in their social, economic, aesthetic, and political contexts
In organizations:
- The Designers Republic, a former graphic design studio in England
- Tony D'Alberto Racing, an Australian V8 Supercar motor racing team
- Transnistria, also known as the Trans Dniester Republic
- Tear Down The Roof, Web Design and Online Makreting agency based in Singapore
In entertainment:
- Carmageddon TDR 2000, a video game with vehicular racing and destruction
- Tokyo Disney Resort, a theme park and vacation resort in Urayasu, Chiba, Japan
- Total Drama: Revenge of the Island, the 4th season of the Canadian animated television series
In other uses:
- Interstate TDR, an unmanned attack drone used by the US Navy
- Telecommunications for Disaster Relief, a proposed standard of interoperability and availability of emergency communications
- Time-domain reflectometry, a measuring method
- Time-domain reflectometer, an instrument used for time-domain reflectometry
- Trademark Document Retrieval, an electronic service from the United States Patent and Trademark Office for the distribution of documents related to trademark registrations and their applications
- Transfer of Development Rights, a mechanism for assignment or other transfer of air rights