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Cognomen Iantsen (Янцен , Iantsen ) , in the world, is quite a rare family name. The cognomen Iantsen is characteristic of Kazakhstan, where it is quite a rare surname, Kyrgyzstan, and Russia, where it is a rare surname. In absolute terms, it is commonest in Kazakhstan, Russia, and Ukraine.
VARIANT | COUNTRY |
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Янцен | Kyrgyzstan, Kazakhstan, Belarus, Ukraine, Russia |
Iantsen | United States |