Throughout the world, جايلين (Jaylen 
, Gaylen 
, Gaylyn 
) is quite a rare gender-neutral forename. The first name جايلين is characteristic of the United States, where it is quite a rare epicene name, Philippines, where it is a rare predominantly female, but very seldom male name, and Australia, where it is a rare unisex name. Much less frequently, جايلين is the last name as well as the forename.