Klinga is a former municipality in the old Nord-Trøndelag county, Norway. The 352-square-kilometre (136 sq mi) municipality existed from 1891 until its dissolution in 1964. The municipality encompassed the mainland areas south of the river Namsen in what is now the municipality of Namsos in Trøndelag county. The administrative centre was the village of Bangsund. Other villages in Klinga included Spillum and Klinga where Klinga Church is located.