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All around the world, Roer (鲁尔 , Roer , Руль ) is a rare dominantly masculine, but seldom feminine forename. The given name Roer is habitual in Trinidad and Tobago, where it is quite a rare boy's name, Peru, where it is a very rare masculine name, and Philippines, where it is a very rare principally masculine, but very seldom female name. Measured by absolute frequency, the name is most common in China, Indonesia, and Peru. More frequently, Roer is the last name as well as the forename.