Throughout the world, コロ (Kolo 
, Colo 
, コロ 
) is a common mostly boy's, but uncommonly girly forename. The forename コロ is habitual in Nigeria, where it is quite a common mostly boy's, but uncommonly feminine name, Uruguay, where it is quite a rare unisex name, and Egypt. Measured by absolute frequency, it is the most numerous in Nigeria, India, and Egypt. Likewise, コロ is the last name as well as the forename.