Cognomen Wlaźlak (Wlaźlak 
) , in the entire world, is a rare family name. The surname Wlaźlak is characteristic of Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
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| Wlaźlak | Poland |
| florian wlaźlak PL (b. 1949) |
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| sylwia wlaźlak Olympic basketball player, PL (b. 1973) |
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| ewelina wlaźlak researcher (ORCID 0000-0003-4614-8193) |
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| edyta wlaźlak Polish gynecologist and obstetrician, PL |
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| aleksandra wlaźlak PL |
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Anna, Mariusz, Michał, Paulina, Natalia, Ewelina, Wiesław, Łukasz, Dominika, Grzegorz, Wojciech, Sebastian, Sylwester, Agnieszka, Katarzyna, Krzysztof, Wiktor, Oliwia, Tomasz, Jagoda, Ania, Maria, Agata, Kamil, Kasia, Dawid, Edyta, Aleksandra, Iwona, Maciej, Sandra, Sylwia, Adrian, Daniel, Damian, Dorota, Marcin, and Małgorzata