Family name Близнюк (Blizniuk 
, Близнюк 
, Bliznyuk 
) , throughout the world, is a common surname. The surname Близнюк is habitual in Eastern Europe, particularly Ukraine, where it is quite a common surname, Belarus, and Russia, where it is quite a rare surname. Very seldom, Близнюк is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Blizniuk | Russia, Belarus, United States, Poland, Ukraine |
| Близнюк | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Bliznyuk | Cyprus, Russia, Belarus, United States, Latvia |
| Blizniouk | Spain, Canada, United States, Greece, France |
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близнюк, анатолий михайлович UA (b. 1948) |
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илья владиславович близнюк Ukrainian footballer, UA (b. 1973) |
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| близнюк, валентин иванович Russian and Soviet aerospace engineer, RU (b. 1928) |
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геннадий петрович близнюк Belarusian footballer, BY (b. 1980) |
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| близнюк, станислав григорьевич Soviet test pilot (1934-2008), RU (b. 1934) |
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анастасия ильинична близнюк Russian rhythmic gymnast, Olympic champion, RU (b. 1994) |
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| близнюк анатолій михайлович UA (b. 1950) |
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| близнюк, александр александрович KZ (b. 1967) |
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| близнюк володимир володимирович Ukrainian military personnel, UA (b. 1988) |
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| богдан александрович близнюк basketball player (1995-), UA (b. 1995) |
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| близнюк, владислав дмитриевич Belarusian basketball player, BY (b. 1999) |
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Аня, Неля, Нина, Ніна, Ніла, Вера, Влад, Віта, Віра, Зифа, Леон, Леся, Лина, Ліна, Люся, Олег, Илья, Инна, Иван, Елла, Егор, Соф'Я, Діна, Дима, Дар'Я, Петр, Аза, Ася, Зоя, Лев, Оля, Яна, Єва, Кира, Клим, Кіра, Стас, Майя, Міша, Алан, Алла, Анна, Адам, Аида, Глеб, Гліб, Глєб, Гнат, Марк, and Таня