Surname Kwiatkowski (Kwiatkowski 
, Квятковский 
, Квятковски ) , throughout the world, is a common cognomen. The last name Kwiatkowski is characteristic of Poland, where it is quite a common surname, Belarus, where it is quite a rare surname, and Germany. Not in comparison with a country's population, it is commonest in Poland, the United States, and Germany. Also, Kwiatkowski is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Kwiatkowski | United States, France, Poland, Germany, Brazil |
| Квятковский | Ukraine, Kazakhstan, Russia, Belarus, Kyrgyzstan |
| Квятковски | Russia, Belarus |
| קוויאטקובסקי | Israel |
Kwiatek, Квиатковски, and Квятковський
| piotr kwiatkowski (b. 1657) |
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| kajetan kwiatkowski Polish historian, PL (b. 1770) |
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józef kwiatkowski Polish merchant, PL (b. 1822) |
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jan kwiatkowski PL (b. 1844) |
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antoni kwiatkowski PL (b. 1844) |
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| teofil kwiatkowski Polish artist (1809-1891), PL (b. 1809) |
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| józef kwiatkowski Polish architect (b. 1820) |
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stanisław kwiatkowski PL (b. 1863) |
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michał kwiatkowski Polish journalist (1883-1966), PL (b. 1883) |
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eugeniusz kwiatkowski Polish economist (1888-1974), PL (b. 1888) |
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| jan kwiatkowski (b. 1842) |
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| jan kwiatkowski (b. 1844) |
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| wilhelm kwiatkowski PL (b. 1850) |
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wincenty kwiatkowski PL (b. 1905) |
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| antoni józef kwiatkowski PL (b. 1861) |
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