Last name Koláček (Koláček
) , in all the world, is a rare cognomen. The surname Koláček is habitual in Czechia, where it is quite a rare surname, and the United States, where it is an extremely rare surname.
Jan, Martin, Marcel, Michal, Patrik, Daniel, Dušan, Luděk, Luboš, Jiří, Michael, Břetislav, Dalibor, Gabriel, Lukáš, Tomáš, Václav, Ondřej, Zdeněk, Miroslav, Antonín, Kryštof, Yosef, Ondra, Filip, Honza, Ing, Ivo, Adam, Kuba, Petr, Marek, Milan, Mirek, Aleš, Karel, Ladislav, Kamil, Peter, Radim, Radek, Roman, David, Leoš, Libor, Jakub, Josef, Jenda, Pavel, and Jaroslav