Kokuydynkol (Russian: Кокуйдынколь) is a salt lake in the Moiynkum District, Jambyl Region, Kazakhstan.

[2][3][1] Kokuydynkol lies at the northern edge of the Moiynkum Desert, in the lower Chu river basin.

There is an elongated island in the middle of Kokuydynkol, and a small peninsula in the northern shore.

On average the lake has water right after the melting of the snows, between March and the beginning of May.

[2][1] Groups of demoiselle cranes have been recorded by the lake during their yearly migration.