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Cognomen Smutný (Smutný , Смутный ) , in all the world, is quite a rare surname. The cognomen Smutný is habitual in Eastern Europe, particularly Czechia, where it is quite a rare surname, Slovakia, and Belarus, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Eastern Europe, particularly Czechia, Slovakia, and Russia.
Jan, Martin, Michal, Dávid, Jiří, Nikola, Viktor, Vlasta, Ondrej, Zdenek, Šimon, Matyáš, Michael, Dalibor, Dominik, Ludvík, Lukáš, Július, Tomáš, Václav, Ondřej, Zdeněk, Marian, Ondra, Filip, Vojta, Adam, Petr, Phdr, Emil, Ivan, Marek, Milan, Aleš, Karel, Pavel, Miloslav, Peter, Roman, David, Libor, Jarek, Jakub, Josef, Juraj, Jirka, Tonda, Honza, Radek, and Miroslav