Kueyen or kuyen is the name given to the moon in Mapuche mythology.
She is the principal wangulen spirit.
Kueyen is married Antu (the Pillan spirit that represents the sun).
Mistakenly, Kueyen is also sometimes known by the name of Anchimallen (a name that makes reference to another class of mythological creatures).
This article relating to a myth or legend from Chile is a stub.