Cognomen Kowalczyk (Kowalczyk 
, Ковальчик 
) , throughout the world, is a common family name. The family name Kowalczyk is characteristic of Poland, where it is a common surname, Ireland, where it is quite a rare surname, and Germany. In absolute terms, it most frequently occurs in Poland, the United States, and Germany. Also, Kowalczyk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kowalczyk | Poland, France, United States, United Kingdom, Germany |
| Ковальчик | Belarus, Russia, Ukraine |
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jan kowalczyk astronomer, PL (b. 1833) |
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antoni kowalczyk Roman Catholic priest, venerable, PL (b. 1866) |
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tomasz kowalczyk PL (b. 1879) |
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anastazy kowalczyk PL (b. 1908) |
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august kowalczyk Polish actor, activist and Holocaust survivor, PL (b. 1921) |
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wojciech kowalczyk Polish architect, PL (b. 1932) |
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| jan jakub kowalczyk PL (b. 1872) |
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| antoni kowalczyk (b. 1874) |
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stanisław kowalczyk PL (b. 1924) |
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edward kowalczyk PL (b. 1924) |
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józef kowalczyk Archbishop of Gniezno, primate of Poland, PL (b. 1938) |
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jan kowalczyk Polish equestrian, PL (b. 1941) |
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zenon kowalczyk Polish politician, PL (b. 1941) |
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| szczepan kowalczyk Polish politician, PL (b. 1895) |
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| marianna kowalczyk Polish Righteous Among the Nations, PL (b. 1897) |
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