Surname Klener (Klener 
) , throughout the world, is a rare cognomen. The last name Klener is characteristic of Hungary, where it is a rare surname, Czechia, and Belgium. In absolute terms, it is commonest in Czechia, Hungary, and Chile. Very seldom, Klener is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Klener | Hungary, Brazil, United States, Czechia, Chile |
| cyril klener CZ (b. 1869) |
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pavel klener Czech minister of health of the CR, member of Czech National Council, internist and doctor, CZ (b. 1937) |
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| vladislav klener Czech doctor, SK (b. 1927) |
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| václav klener CZ (b. 1925) |
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| jaromír klener (b. 1927) |
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| julien klener linguist, professor, BE (b. 1939) |
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| marian klener (b. 1940) |
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| jan klener (b. 1965) |
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| pavel klener researcher (ORCID 0000-0001-7786-9378), CZ (b. 1975) |
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| jakub klener researcher |
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Mr, Ariana, Pamela, Robert, Debora, Debbie, Lauren, Jeanne, Julien, Angelo, Vilyam, Alberto, Antonio, Richard, Rickard, Josiane, Isidoro, Carmelia, Ladislau, Álison, Adenilson, Sheila, Diego, Ms, Roy, Jan, Anna, Carl, Petr, Rich, Ryan, Esfir, Luis, Nani, Erik, Igor, Maria, Sonia, Steve, Pavel, Renan, Jose, and Teresinha