All over the world, Zainu (Zainu 
) is quite a rare principally male, but very seldom girly first name. The forename Zainu is habitual in Western Asia, particularly United Arab Emirates, where it is quite a rare boy's name, Qatar, and Saudi Arabia, where it is a rare boy's name. Not in comparison with a country's population, the name is most common in Nigeria, Indonesia, and Saudi Arabia. Also, Zainu is the last name as well as the forename.