Throughout the world, Retu (Retu 
) is quite a rare unisex forename. The given name Retu is habitual in Ethiopia, where it is a rare largely male, but infrequently female name, Kuwait, where it is a rare female name, and Bangladesh, where it is a rare unisex name. Measured by absolute frequency, it most frequently occurs in India, Ethiopia, and Bangladesh. Much less frequently, Retu is the last name as well as the forename.