Family name Починок (Починок 
, Pochinok 
) , all around the world, is quite a rare cognomen. The cognomen Починок is characteristic of Ukraine, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Belarus. Measured by absolute frequency, it is the most numerous in Ukraine, Russia, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Починок | Kazakhstan, Ukraine, Belarus, Russia |
| Pochinok | Russia, Ukraine, United States, Belarus |
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починок, александр петрович Russian economist and politician, RU (b. 1958) |
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| макар іванович починок Soviet politician, UA (b. 1921) |
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| починок, виктор яковлевич UA (b. 1915) |
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починок, наталья борисовна Russian economic sciences professor, RU (b. 1976) |
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починок, юлия мирославовна Ukrainian translator, journalist, literary critic and international relations manager, UA (b. 1990) |
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| игорь мирославович починок UA (b. 1949) |
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| починок, игорь петрович UA (b. 1971) |
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Зоя, Марко, Марта, Марія, Алена, Аліна, Антон, Артем, Артур, Арсен, Борис, Ганна, Павло, Петро, Пилип, Дарія, Дарья, Домна, Денис, Діана, Назар, Надія, Мария, Кирил, Єгор, Юрій, Яна, Майя, Алла, Анна, Петр, Дар'Я, Діна, Нина, Ніна, Ніла, Неллі, Вера, Леся, Люба, Олег, Иван, Іван, Інна, Ігор, Юлия, Юлія, Юрий, Віра, and Нелля