Family name Smetánka (Smetánka 
) , all over the world, is a very rare last name. The cognomen Smetánka is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
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| Smetánka | Czechia |
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jaroslav františek smetánka Czech layer, diplomat and publisher, CZ (b. 1881) |
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františek smetánka CZ (b. 1888) |
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| františek smetánka (b. 1842) |
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| emil smetánka Czech lexicographer, linguist, literature historian and university educator (1875-1949), CZ (b. 1875) |
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| václav smetánka Czech secondary school teacher, sociologist, editor and translator, CZ (b. 1886) |
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| rudolf smetánka Czech politician, CZ (b. 1887) |
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| jan smetánka (b. 1893) |
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| bohumil smetánka CZ (b. 1902) |
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| jan smetánka CZ (b. 1903) |
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| emil smetánka CZ (b. 1907) |
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| zdeněk smetánka Czech archaeologist, CZ (b. 1931) |
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| tomáš smetánka CZ (b. 1959) |
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