Cognomen Kondratiuk (Kondratiuk 
, Кондратюк 
) , all around the world, is a common surname. The family name Kondratiuk is characteristic of Eastern Europe, particularly Ukraine, where it is quite a common surname, Belarus, and Russia, where it is quite a rare surname. Much less frequently, Kondratiuk is the forename as well as the last name.
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| Kondratiuk | Argentina, United States, Belgium, Poland, Germany |
| Кондратюк | Ukraine, Kazakhstan, Russia, Belarus, Poland |
Kondratjuk, Кондратйук, and Кондратьюк
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krystyna kondratiuk Polish weaving instructor, PL (b. 1913) |
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janusz kondratiuk Polish film director, PL (b. 1943) |
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| nadezhda kondratiuk Ukrainian Righteous Among the Nations, UA (b. 1904) |
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| gordey kondratiuk Ukrainian Righteous Among the Nations, UA (b. 1907) |
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| fedor kondratiuk Ukrainian Righteous Among the Nations, UA (b. 1926) |
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| andrzej kondratiuk Polish film director, screenwriter and cinematographer, PL (b. 1936) |
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| gabriel kondratiuk Argentinian painter, AR (b. 1969) |
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| ilona kondratiuk Polish neuroscientist and researcher, PL |
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| fedora kondratiuk Ukrainian Righteous Among the Nations, UA |
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| kondratiuk m viacheslav researcher |
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| lukian kondratiuk Ukrainian Righteous Among the Nations, UA |
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| anna s. kondratiuk lichenologist |
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| maximiliano kondratiuk Argentine association football player (1984-2020), AR (b. 1984) |
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| adrian kondratiuk handball player, PL (b. 1993) |
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