The Legislative Districts of Camarines Sur, namely the first, second, third and fourth districts are the representations of the Province of Camarines Sur and the independent city of Naga in the Philippine House of Representatives. Camarines Sur was represented as part of Ambos Camarines until it was granted its own representations in 1919. It was divided into two legislative districts until 1972. It was part of the representation of Region V from 1978 to 1984, and from 1984 to 1986 it elected 4 assemblymen at-large. In 1986, it was redistricted into four legislative districts.