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Throughout the world, Razu (Razu , رازو , 拉祖 ) is a common primarily male, but scarcely girly first name. The first name Razu is habitual in Bangladesh, where it is quite a rare boy's name, Oman, where it is quite a rare mostly masculine, but infrequently female name, and Qatar, where it is quite a rare masculine name. Measured by absolute frequency, it is the most numerous in Bangladesh, Saudi Arabia, and Oman. Likewise, Razu is the last name as well as the forename.