Surname Iwański (Iwański 
, Ivanischi, איוונסקי 
) , all around the world, is quite a rare cognomen. The surname Iwański is habitual in Poland, where it is quite a rare surname, Israel, where it is a very rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Iwański | Germany, Poland, United Kingdom, United States |
| איוונסקי | Israel |
| august iwański (b. 1832) |
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franciszek iwański lieutenant of the Polish Army, UA (b. 1909) |
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| jan iwański (b. 1878) |
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| august iwański (b. 1881) |
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| jan iwański Polish athletics competitor (b. 1902) |
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| henryk iwański Polish resistance fighter, PL (b. 1902) |
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| stanisław iwański Polish actor, PL (b. 1903) |
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| franciszek iwański Officer of the Polish Army, PL (b. 1904) |
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| feliks iwański Polish boxer, PL (b. 1905) |
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janusz henryk iwański Polish musician, PL (b. 1956) |
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| stanisław iwański (1919-2010), PL (b. 1919) |
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| bolesław iwański Athlete, captain of the great shipping (1926-1993), PL (b. 1926) |
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| zbigniew iwański Polish sportsperson and athletics competitor (1928-2019), PL (b. 1928) |
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maciej iwański Polish footballer, PL (b. 1981) |
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| gereon iwański Polish archivist, PL (b. 1931) |
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Nk, Maciek, Michal, Szymon, Adrian, Cezary, Bartek, Bohdan, Kacper, Konrad, Patryk, Robert, Daniel, Damian, Leszek, Janusz, Tomasz, Edward, Fabian, Wiktor, Wojtek, Mariusz, Maciej, Marcin, Oskar, Filip, Jan, Alex, Arek, Adam, Kuba, Igor, Marek, Ariel, Artur, Chris, Mateusz, Karol, Paweł, Piotr, Rafał, Roman, Dawid, Jacek, Jarek, Jakub, Jerzy, Tomek, Kamil, and Michał