Look up Kosior in Wiktionary, the free dictionary.

Kosior (sometimes spelled Kossior) is a surname of Polish origin. Notable people include:

• Mateusz Kossior, 16th-century Polish painter and sculptor
• Stanisław Kosior (1889–1939), Soviet politician

• All pages with titles containing Kosior

Surname list

This page lists people with the surname Kosior.
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