Surname Siekierski (Siekierski 
) , around the world, is quite a rare cognomen. The cognomen Siekierski is habitual in Poland, where it is quite a rare surname, Denmark, where it is a rare surname, and Germany. Measured by absolute frequency, it is commonest in Poland, the United States, and Brazil. Also, Siekierski is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Siekierski | Germany, United States, Poland, France, Brazil |
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albin siekierski Polish writer, PL (b. 1920) |
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czesław siekierski Polish politician, PL (b. 1952) |
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| zygmunt siekierski PL (b. 1909) |
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| sławomir siekierski Polish chemist (1926-2019), PL (b. 1926) |
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| stefan siekierski PL (b. 1924) |
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| stanisław siekierski (b. 1929) |
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| bill siekierski American football tackle, US (b. 1942) |
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| konrad siekierski PL |
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| andré siekierski |
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