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Surname Černík (Черник , Černík ) , in the world, is quite a common cognomen. The surname Černík is characteristic of Eastern Europe, particularly Belarus, where it is quite a common surname, Czechia, where it is quite a rare surname, and Ukraine. In absolute terms, it is commonest in Eastern Europe, particularly Belarus, Russia, and Ukraine.
Jan, Daniel, Jiří, Valter, Viktor, Šimon, Matyáš, Michael, Richard, Lukáš, Rudolf, Tomáš, Václav, Ondřej, Zdeněk, Miroslav, Mikuláš, Kristian, Ladislav, Jaroslav, Jaromír, Vláďa, Vladimír, Michal, Matěj, Adam, Petr, Ivan, Marek, Milan, Mirek, Aleš, Karel, Pavel, Miloš, Peter, Radek, Roman, David, Libor, Jakub, Josef, Jirka, Honza, Martin, Radim, and František