Chetan (Persian: چتن)[a] is a village in Panjak-e Rastaq Rural District of Kojur District, Nowshahr County, Mazandaran province, Iran.

At the time of the 2006 National Census, the village's population was 568 in 134 households.

[5] The 2016 census measured the population of the village as 511 people in 166 households.

It was the most populous village in its rural district.

This Nowshahr County location article is a stub.