ATU can refer to:
- Aarne-Thompson-Uther classification system of classifying folktales
- Accumulated thermal unit
- Address Table Unit
- ADSL Transceiver Unit
- Allameh Tabataba'i University
- Amalgamated Transit Union
- Antenna Tuning Unit
- Arkansas Tech University
- Auto Teile Unger
- Finnish Rapid Deployment Force
- VLAN Table Unit
This disambiguation page lists articles associated with the title ATU.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.