Coordinates: 17°11′N 21°35′E / 17.183°N 21.583°E
Ennedi Ouest (Arabic: إنيدي الغربية) was a department of the former Borkou-Ennedi-Tibesti region in Chad. Its capital was Fada.
In 2008, the former Ennedi Ouest and Ennedi Est departments of Borkou-Ennedi-Tibesti became the new Ennedi Region. The city of Fada is now located in the new Ennedi department of the Ennedi region.