Last name Tkachuk (Ткачук 
, Tkachuk 
) , around the globe, is a common surname. The surname Tkachuk is habitual in Eastern Europe, particularly Ukraine, where it is a common surname, Belarus, where it is quite a common surname, and Russia.
| marfa tkachuk Ukrainian Righteous Among the Nations, UA (b. 1891) |
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| vasily tkachuk Ukrainian Righteous Among the Nations, UA (b. 1891) |
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| aleksey tkachuk Ukrainian Righteous Among the Nations, UA (b. 1904) |
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keith tkachuk American ice hockey player, US (b. 1972) |
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| david tkachuk Canadian politician, CA (b. 1945) |
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matthew tkachuk American ice hockey player, US (b. 1997) |
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| kevin tkachuk Canadian rugby union player, CA (b. 1976) |
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| viktor tkachuk researcher |
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| oksana tkachuk Ph.D. Kansas State University 2008 |
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| aleksandra tkachuk researcher |
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| ariana n tkachuk researcher |
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| ariana n tkachuk researcher (ORCID 0000-0001-8991-9643) |
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| lidia tkachuk Ukrainian Righteous Among the Nations, UA |
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| v. v. tkachuk Ph.D. Lomonosov Moscow State University 1983 |
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| vitaliy tkachuk researcher (ORCID 0000-0001-6392-4241) |
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