In the entire world, Эйя (Eija 
, Eiya 
, Эйя 
) is quite a rare gender-neutral given name. The first name Эйя is habitual in Finland, where it is quite a common girly name, Sweden, where it is quite a rare feminine name, and Japan, where it is a rare boy's name. Much less frequently, Эйя is the last name as well as the forename.