Lac is one of the 18 regions of Chad (Decrees N° 415/PR/MAT/02 and 419/PR/MAT/02), and its capital is Bol which has a population of 7,769 (as of 1993). It is composed by the former Lac Prefecture.

 Subdivisions

The region of Lac is divided in 2 departments: Mamdi Bol Bagassola and Wayi Ngouri Doum Doum.

 Demography

The population of this region has 248,226 inhabitants (1993 census). The main ethnico-linguistic groups are the Kanembu (more than 66 %) and the Buduma (more than 18 %).