- DATU stands for Département d’Accueil et Traitement des Urgences (French: Reception and Treatment of Emergencies Department; various locations)
- DATU stands for Direction de l’Aménagement et des Techniques Urbaines (French: Directorate of Urban Planning and Technology)
- DATU stands for Data Adapter Termination Unit
- DATU stands for Direct Access Testing Unit
- DATU stands for Digital Audio Tape Unit
DATU