DTU may refer to:
- Technical University of Denmark (Danish: Danmarks Tekniske Universitet, abbreviated as DTU)
- German Taekwondo Union (German: Deutsche Taekwondo Union, abbreviated as DTU)
- Wudalianchi Dedu Airport in Northeast China, IATA code
DTU
- Database Throughput Unit, see Microsoft Azure SQL Database
- Delhi Technological University
- Dominica Trade Union
- Data Transport Utility (I/Gear)
- German Dance and Entertainment Orchestra (German: Deutsches Tanz- und Unterhaltungsorchester)
- Duy Tan University
- Dota Tuesday's United