Cognomen Korenik (Korenik 
, Кореник 
) , around the globe, is a rare last name. The family name Korenik is habitual in Eastern Europe, particularly Belarus, where it is quite a rare surname, Slovakia, where it is a rare surname, and Poland. Not in comparison with a country's population, it is the most numerous in Eastern Europe, particularly Belarus, Russia, and Poland. Also, Korenik is the forename as well as the last name.