Around the world, Guiler (吉勒 
, Guiler 
, Гилер 
) is a rare predominantly boy's, but scarcely feminine given name. The forename Guiler is characteristic of Peru, where it is a rare male name, Philippines, where it is a very rare principally male, but very seldom female name, and China. Likewise, Guiler is the last name as well as the forename.