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Cognomen פינצ'וק (Pinchuk , פינצ'וק ) , in the world, is quite a rare family name. The surname פינצ'וק is characteristic of Belarus, where it is quite a rare surname, Israel, and Puerto Rico. In absolute terms, it is the most numerous in Belarus, Russia, and the United States. Very seldom, פינצ'וק is the forename as well as the last name.