In the world, Йлга (Ilga 
, Йлга 
, Ylga 
) is quite a rare predominantly feminine, but very seldom masculine forename. The first name Йлга is characteristic of Latvia, where it is quite a rare girly name, Azerbaijan, where it is quite a rare boy's name, and Brazil, where it is a rare female name. Measured by absolute frequency, the name is most common in Brazil, Indonesia, and Germany. Very seldom, Йлга is the last name as well as the forename.