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Re: Mitrofanov(a)
That is possible, I said she was Ukrainian but there seems to be a lot of Russian people with surnames ending in ko, which are always Ukrainian.When everyone goes home, you're stuck with yourself - Layne Staley
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Ukrainian nationality and Russian ethnicity is a common combination. The Ukrainian equivalent of the Russian -ov surname ending is -iv. But, as you point out, -ko is a common ending, particularly in the form -enko, which is very common. -chuk is another common Ukrainian surname ending.
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https://en.wikipedia.org/wiki/Mitrofan
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