Nianija

thumb|right|250px|Districts of Central River DivisionNianija is one of the ten districts of the Central River Division of the Gambia. In the 2013 census, it had a population of 10,175.

Nanija is a predominantly Pulaar-speaking region of the Gambia. There are approximately 33 villages in Nianija, the capital of which is Chamen, located at the district's western edge. the chieftaincy has been mostly occupied by members of the Cham clan, the exception being the chieftaincy of Musa Bah of Kaiai village from 2001 to 2005 due to some political issues. But, it eventually went back to the rightful family (the Chams), that is the chieftaincy could only be obtained through paternal lineage within the Cham clan.