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Family name Pet'Ko (Петько , Pet'Ko) , in the entire world, is quite a rare cognomen. The family name Pet'Ko is habitual in Belarus, where it is quite a rare surname, Ukraine, and Kazakhstan. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Russia, Ukraine, and Belarus.
VARIANT | COUNTRY |
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Петько | Kyrgyzstan, Kazakhstan, Belarus, Ukraine, Russia |