Last name Sielawa (Sielawa 
) , in all the world, is a rare cognomen. The family name Sielawa is characteristic of Poland, where it is a rare surname, the United States, where it is a very rare surname, and the United Kingdom. Not in comparison with a country's population, it is the most numerous in Poland, the United States, and Brazil. More prevalently, Sielawa is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Sielawa | Germany, Brazil, Poland, United States, United Kingdom |
| rafał sielawa record producer, PL (b. 1986) |
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| apolinary sielawa |
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| teresa sielawa |
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| józef karol sielawa |
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| piotr onufry justyn sielawa |
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| jerzy t. sielawa |
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