Family name Kupka (Kupka 
, Купка 
) , globally, is quite a common last name. The cognomen Kupka is characteristic of Czechia, where it is quite a common surname, Slovakia, and Germany, where it is quite a rare surname. In absolute terms, it most frequently occurs in Germany, Czechia, and Poland. Much less frequently, Kupka is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Kupka | Germany, Czechia, United States, Poland, Slovakia |
| Купка | Kazakhstan, Ukraine, Belarus, Russia |
| jiří vilém kupka CZ (b. 1801) |
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josef kupka Czech theologist, CZ (b. 1862) |
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františek kupka Czech painter and graphic artist (1871-1957), CZ (b. 1871) |
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| josef františek kupka CZ (b. 1833) |
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| augustin kupka AT (b. 1844) |
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| franz kupka Austrian architect, AT (b. 1855) |
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| peter friedrich kupka (b. 1846) |
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george kupka American politician, US (b. 1912) |
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| paul kupka German archaeologist, prehistorian and historian, DE (b. 1866) |
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josef kupka CZ (b. 1916) |
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alfons kupka Polish architect, PL (b. 1931) |
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| josef a. kupka Czechoslovak teacher, CZ (b. 1884) |
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| theofil kupka Silesian politician (1885-1920), PL (b. 1885) |
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| theodor alexander kupka entomologist (born 1889) (b. 1889) |
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| vincenc kupka CZ (b. 1883) |
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