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Worldwide, Сумиока (Sumioka , Сумиока) is a very rare masculine first name. The first name Сумиока is characteristic of Eastern Asia, particularly China, where it is an extremely rare boy's name. More prevalently, Сумиока is the last name as well as the forename.
VARIANT | COUNTRY |
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Sumioka | China, France, Brazil, United States, Singapore |