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Cognomen Koag (Koag ) , throughout the world, is a rare surname. The surname Koag is characteristic of South Korea, where it is a rare surname, Myanmar, and Canada, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in South Korea, Myanmar, and the United States. Very seldom, Koag is the forename as well as the last name.
VARIANT | COUNTRY |
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Koag | Myanmar, Canada, China, United States, South Korea |