In the world, Zilja (Зиля 
, Zeglia 
, Zilja 
) is a common female first name. The first name Zilja is characteristic of Russia, where it is quite a common girly name, Kazakhstan, where it is quite a rare feminine name, and Bulgaria, where it is a rare feminine name. Measured by absolute frequency, the name is most common in Russia, Kazakhstan, and Uzbekistan. Much less frequently, Zilja is the last name as well as the forename.