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Throughout the world, Macaco (Kaku , Macao , Macaco ) is a common epicene forename. The forename Macaco is habitual in Macao, where it is quite a common gender-neutral name, Georgia, where it is quite a rare dominantly feminine, but uncommonly masculine name, and India, where it is quite a rare gender-neutral name. In absolute terms, it is the most numerous in India, Nigeria, and Indonesia. Likewise, Macaco is the last name as well as the forename.
Macaco is also a name for the fictitious and mythical characters: Kaku , the fictional character from One Piece.