Family name Kłosek (Kłosek 
) , across the world, is a rare cognomen. The last name Kłosek is characteristic of Poland, where it is quite a rare surname, Germany, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kłosek | Germany, Poland, United States |
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krzysztof kłosek Polish musician, PL (b. 1978) |
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| jan kłosek association football player (1943-2017), PL (b. 1943) |
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| eugeniusz kłosek Polish historian (b. 1956) |
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Jan, Kacper, Damian, Dorota, Janusz, Joanna, Tomasz, Teresa, Emilia, Emilka, Mariola, Mariusz, Marzena, Mateusz, Michał, Ariadna, Barbara, Brygida, Klaudia, Piotrek, Ryszard, Dominik, Kamila, Adrian, Szymon, Monika, Ewa, Maja, Anna, Adam, Marek, Basia, Beata, Karol, Kamil, Kasia, Justyna, Paweł, Rafał, Dawid, Jakub, Tomek, Hanna, Irena, Ilona, Iwona, Oskar, Marcin, Piotr, and Józefa