Cognomen Koblížek (Koblížek 
, Koblizek 
) , in all the world, is a rare last name. The last name Koblížek is characteristic of Czechia, where it is quite a rare surname, Austria, where it is a rare surname, and Norway, where it is a very rare surname. Measured by absolute frequency, it is commonest in Czechia, Austria, and Germany.
| VARIANT | COUNTRY |
|---|---|
| Koblížek | Czechia |
| Koblizek | Norway, Austria, United States, Czechia, Germany |
| josef koblížek CZ (b. 1841) |
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| josef koblížek CZ (b. 1863) |
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| maxmilian koblížek CZ (b. 1866) |
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| oldřich koblížek CZ (b. 1893) |
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| jaroslav koblížek CZ (b. 1915) |
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| karel koblížek CZ (b. 1929) |
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radek koblížek ice hockey player (1997-), CZ (b. 1997) |
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| jaroslav koblížek CZ (b. 1943) |
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| vladimír koblížek CZ (b. 1944) |
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| vladimír koblížek (b. 1950) |
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| vladimír koblížek Czech physician and pulmonologist (*1970), CZ (b. 1970) |
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| michal koblížek researcher (ORCID 0000-0001-6938-2340) (b. 1972) |
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| miroslav koblížek researcher (ORCID 0000-0002-8422-732X) |
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| tomáš koblížek CZ (b. 1982) |
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