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Family name 金谷 (Kanaya , 金谷 , Киня , and others...) , in the world, is quite a common cognomen. The family name 金谷 is characteristic of Indonesia, where it is quite a rare surname, Sri Lanka, where it is a rare surname, and Malaysia. Measured by absolute frequency, the name is most common in Indonesia, India, and China. More prevalently, 金谷 is the forename as well as the last name.