Throughout the world, Rumilia (Румиля 
, Rumilia 
) is a rare female first name. The first name Rumilia is habitual in Kazakhstan, where it is a rare feminine name, Kyrgyzstan, and Russia, where it is a very rare female name. In absolute terms, this name is the most popular in Russia, Kazakhstan, and Argentina. Very seldom, Rumilia is the last name as well as the forename.