Family name Bartko (Bartko 
, Бартко 
) , in the world, is quite a rare cognomen. The last name Bartko is habitual in Eastern Europe, particularly Slovakia, where it is quite a common surname, Czechia, where it is quite a rare surname, and Ukraine. In absolute terms, this name is the most popular in Slovakia, Ukraine, and the United States. Much less frequently, Bartko is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Bartko | Poland, United States, Slovakia, Czechia, Germany |
| Бартко | Ukraine, Russia, Kazakhstan, Belarus |
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jan bartko DE (b. 1821) |
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ondrej bartko SK (b. 1915) |
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| kurt bartko DE (b. 1894) |
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robert bartko German cyclist, DE (b. 1975) |
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| ján bartko SK (b. 1919) |
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| daniel bartko neurologist from Slovakia, SK (b. 1929) |
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| michal bartko SK (b. 1923) |
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| ondrej bartko (b. 1926) |
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| ladislav bartko (b. 1934) |
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| fedor bartko Slovak film director, SK (b. 1944) |
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| františek bartko Slovak general officer, SK (b. 1954) |
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| emil t. bartko (b. 1945) |
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| ján bartko SK (b. 1948) |
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| milan bartko Czechoslovak soccer player (b. 1961) |
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| jim bartko athletic director, US (b. 1965) |
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