Kok Lanas is a state constituency in Kelantan, Malaysia, that has been represented in the Kelantan State Legislative Assembly.
The state constituency was first contested in 2004 and is mandated to return a single Assemblyman to the Kelantan State Legislative Assembly under the first-past-the-post voting system.
As of 2020, Kok Lanas has a population of 49,571 people.
According to the Gazette issued on 30 March 2018, the Kok Lanas constituency has a total of 11 polling districts.