Last name Janíček (Janicek 
, Janíček ) , in the entire world, is quite a rare surname. The cognomen Janíček is characteristic of Eastern Europe, particularly Czechia, where it is quite a common surname, Slovakia, and Poland, where it is a rare surname. In absolute terms, the name is most common in Czechia, Slovakia, and the United States.
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| Janicek | Czechia, Poland, Slovakia, United States, Germany |
| Janíček | Czechia, Slovakia, United States |
| metoděj janíček Czech composer and organist (1862-1940), CZ (b. 1862) |
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| karel janíček CZ (b. 1884) |
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josef janíček Czech musician, CZ (b. 1947) |
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| rudolf janíček Czech translator, CZ (b. 1904) |
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| alois janíček CZ (b. 1897) |
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| františek janíček (b. 1908) |
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ladislav janíček CZ (b. 1964) |
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| přemysl janíček Czech painter (1925-2009), CZ (b. 1925) |
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jeroným janíček Czech presenter, publicist and publicist, CZ (b. 1975) |
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| josef janíček (b. 1915) |
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| metoděj janíček (b. 1924) |
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| jaroslav janíček CZ (b. 1924) |
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| josef janíček (b. 1924) |
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| jaroslav janíček (b. 1925) |
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| albert janíček CZ (b. 1926) |
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Max, Jarda, Jakub, Josef, Jozef, Juraj, Jirka, Honza, Vojta, Filip, Martin, Marcel, Marťa, Miloš, Michal, Patrik, Robert, Rudolf, Daniel, Dušan, Luboš, Jiří, Libor, Leoš, David, Denis, Jan, Majk, Adam, Kuba, Kubo, Petr, Ján, Erik, Vít, Ivan, Matyáš, Igor, Matej, Milan, Aleš, Borek, Karel, Pavel, Peter, Radim, Radek, Roman, Marek, and Michael