Throughout the world, Ерлин (Erlin 
, Erlyn 
, Erline 
) is a common largely feminine, but uncommonly boy's first name. The forename Ерлин is characteristic of Nicaragua, where it is quite a common predominantly boy's, but very seldom girly name, Philippines, where it is quite a common female name, and Albania, where it is quite a rare boy's name. Measured by absolute frequency, it is the most numerous in Indonesia, Philippines, and Nicaragua. Very seldom, Ерлин is the last name as well as the forename.