Across the world, Kaliu (Kaliu 
, Калью 
) is a rare gender-neutral first name. The given name Kaliu is habitual in Russia, where it is a very rare masculine name, Brazil, and Nigeria, where it is a very rare epicene name. Measured by absolute frequency, it is commonest in India, Brazil, and Russia. Also, Kaliu is the last name as well as the forename.