Last name Bartosiewicz (Bartosiewicz 
, Бартосевич 
) , globally, is quite a rare family name. The cognomen Bartosiewicz is habitual in Eastern Europe, particularly Poland, where it is quite a rare surname, Slovakia, and Ukraine, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Poland, the United States, and Ukraine. Also, Bartosiewicz is the forename as well as the last name.
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| Bartosiewicz | United Kingdom, Poland, Slovakia, Germany, United States |
| Бартосевич | Ukraine, Belarus, Kazakhstan, Russia |
| adam bartosiewicz Polish officer, PL (b. 1900) |
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edyta bartosiewicz Polish singer, PL (b. 1965) |
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| bohdan bartosiewicz Polish basketball player, volleyball player and basketball coach (1918-2015), PL (b. 1918) |
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| stanisława bartosiewicz Polish economist, PL (b. 1920) |
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| alexander bartosiewicz SK (b. 1914) |
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| zbigniew bartosiewicz Polish actor (1930-1997), PL (b. 1930) |
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| zbigniew bartosiewicz Polish politician, PL (b. 1932) |
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| ryszard bartosiewicz PL (b. 1924) |
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| roman bartosiewicz Polish actor, PL (b. 1938) |
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| peter bartosiewicz figure skater, SK (b. 1942) |
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| danuta bartosiewicz PL (b. 1933) |
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| thomas j. bartosiewicz American politician in New York (born 1948), US (b. 1948) |
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| bartosiewicz lászló researcher, HU (b. 1954) |
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| zofia bartosiewicz PL (b. 1945) |
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| tadeusz bartosiewicz (b. 1957) |
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