Cognomen Koszałka (Koszałka 
) , throughout the world, is a rare surname. The surname Koszałka is characteristic of Eastern Europe, particularly Poland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Koszałka | Poland |
| juliusz koszałka PL (b. 1888) |
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| marcin koszałka Polish cinematographer and film director, PL (b. 1970) |
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| patrycja koszałka researcher |
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| jacek koszałka researcher (ORCID 0000-0003-3434-2036) |
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Ewa, Maciej, Monika, Sandra, Andrew, Adrian, Patryk, Robert, Renata, Danuta, Damian, Dorota, Lucjan, Joanna, Tomasz, Marzena, Mateusz, Michał, Andrzej, Barbara, Przemek, Ryszard, Marcin, Filip, Hanna, Julia, Ola, Anna, Ania, Adam, Kuba, Eryk, Olek, Maria, Marta, Marek, Jolanta, Agata, Karol, Kamil, Kasia, Kinga, Paweł, Piotr, Rafał, Darek, Dawid, Jacek, Beata, and Justyna