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Family name 吉尼 (Gini , Genee , Guinee ) , throughout the world, is a common cognomen. The cognomen 吉尼 is characteristic of Paraguay, where it is quite a common surname, Guinea, and Papua New Guinea, where it is quite a rare surname. In absolute terms, it most frequently occurs in Italy, Paraguay, and Guinea. Likewise, 吉尼 is the forename as well as the last name.