Cognomen Wasik (Wasik 
, Wąsik 
) , in the world, is a common last name. The family name Wasik is characteristic of Poland, where it is quite a common surname, Ireland, where it is a rare surname, and Slovakia. Not in comparison with a country's population, this name is the most popular in Poland, the United States, and Indonesia. Also, Wasik is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wasik | Bangladesh, India, Poland, Indonesia, United States |
| Wąsik | Norway, Poland, United States, United Kingdom, Germany |
| bill wasik American magazine editor, US (b. 1901) |
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jarosław wasik Polish singer, PL (b. 1971) |
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| ryszard wasik Polish politician (1931-2021), PL (b. 1931) |
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thomas wasik German actor, DE (b. 1986) |
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| franciszek wasik (b. 1937) |
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| andrzej wasik researcher |
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| dariusz wasik researcher |
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| szymon wasik researcher |
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| dariusz wasik Polish physicist, PL |
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| agata m wasik researcher (ORCID 0000-0002-5020-3856) |
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| barbara a wasik researcher |
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| martin wasik researcher |
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| brian r wasik researcher |
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| daniel aaron wasik researcher |
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| mariusz a wasik researcher |
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