Cognomen Gasior (Gasior 
) , worldwide, is quite a common last name. The surname Gasior is characteristic of Poland, where it is quite a rare surname, Slovenia, and Ireland, where it is a rare surname. In absolute terms, it most frequently occurs in Poland, the United States, and Germany. More prevalently, Gasior is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Gasior | Germany, United Kingdom, United States, Poland, France |
| irene gasior victim of the COVID-19 pandemic: Great-grandmother with a flair for pizzelles., US (b. 1925) |
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| alessandra c gasior researcher (ORCID 0000-0001-8280-1378) |
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| jim gasior American jazz pianist and keyboardist, US |
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| agata gasior |
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