All around the world, Eyen (Eyen 
, เอเย่นต์) is a rare epicene first name. The given name Eyen is habitual in Nigeria, where it is a rare gender-neutral name, Indonesia, where it is a very rare gender-neutral name, and Philippines, where it is a very rare dominantly female, but uncommonly boy's name. Likewise, Eyen is the last name as well as the forename.