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Cognomen Yamada (ヤマダ , Yamada , 山田 , among others...) , worldwide, is a common surname. The last name Yamada is habitual in Bermuda, where it is quite a common surname, Japan, where it is quite a rare surname, and Singapore. Measured by absolute frequency, the name is most common in Japan, Brazil, and the United States. More frequently, Yamada is the forename as well as the last name.