Family name Rudeychuk (Rudeychuk 
, Рудейчук 
) , worldwide, is a rare last name. The family name Rudeychuk is habitual in Ukraine, where it is a rare surname, Russia, where it is a very rare surname, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Ukraine, Russia, and the United States.