Cognomen Klokner (Klokner 
) , around the world, is a rare family name. The family name Klokner is characteristic of Eastern Europe, particularly Slovakia, where it is quite a rare surname, Czechia, where it is a rare surname, and Hungary. Not in comparison with a country's population, this name is the most popular in Slovakia, Czechia, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Klokner | Slovakia, Brazil, United States, Hungary, Czechia |
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františek klokner Czech academic and university educator (1872-1960), CZ (b. 1872) |
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| klokner lóránd Czechoslovak botanist (b. 1932) |
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| jozef klokner Czechoslovak member of Czechoslovak parliament, engineer, manager, regional politician and slovak nation politician, SK (b. 1955) |
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Mr, James, Jozef, Julia, Nancy, Edson, Ervin, Fabio, Yamil, Marisa, Luara, Martin, Master, Michal, Andrej, Arnaud, Patrik, Robert, Deanna, Gustav, Liilia, Markus, Jackie, Liana, David, Ms, Amy, Gus, Alex, Ryan, Diva, Lisa, Jean, Hana, Laine, Ivan, Marek, Sarah, Barry, Betty, Bruna, Katie, Peter, Pedro, Ruben, Maria, and Julian