Last name Ostrowski (Ostrowski 
, Островский 
, Островски 
) , all over the world, is a common cognomen. The family name Ostrowski is habitual in Eastern Europe, particularly Poland, where it is quite a common surname, Belarus, and Ukraine (explore the name in all countries). Measured by absolute frequency, the name is most common in Poland, Russia, and the United States. Also, Ostrowski is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ostrowski | Germany, Israel, Brazil, United States, Poland |
| Островский | Kazakhstan, Ukraine, Belarus, Russia, Poland |
| Островски | Russia, Kyrgyzstan, Bulgaria |
| Островський | Ukraine |
Ostrovski, Ostrovskij, Ostrovskiy, and Ostrovsky
| krystyn ostrowski (b. 1352) |
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| jan ostrowski (b. 1611) |
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antoni kazimierz ostrowski Polish Catholic archbishop, PL (b. 1713) |
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| kazimierz ostrowski PL (b. 1669) |
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tomasz adam ostrowski Polish politician (1735-1817), PL (b. 1735) |
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| kazimierz jan ostrowski PL (b. 1710) |
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antoni jan ostrowski Polish general, PL (b. 1782) |
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władysław ostrowski Polish noble (1790-1869), PL (b. 1790) |
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| teodor ostrowski Polish historian, PL (b. 1750) |
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| kazimierz ostrowski BY (b. 1743) |
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krystyn piotr ostrowski Polish poet (1811-1882), PL (b. 1811) |
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aleksander ostrowski PL (b. 1810) |
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| daniel ostrowski (b. 1762) |
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edward feliks wincenty ostrowski PL (b. 1816) |
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| antoni ostrowski (b. 1767) |
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