'''Bartosik''' is a Polish surname. Notable people with the surname include:
* Alison Bartosik (born 1983), American competitor in synchronized swimming * Martina Šimkovičová ({{nee|Bartošíková}}; born 1971), Slovak TV presenter and politician * Jan Bartosik (1948–1995), Polish sailor * Józef Bartosik (1917–2008), Polish Naval officer * Olimpia Bartosik-Wiśniewska (born 1976), Polish chess master * Tadeusz Bartosik (1925–1985), Polish actor
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Category:Polish-language surnames