Family name Bytnar (Bytnar 
) , in the world, is a rare cognomen. The last name Bytnar is characteristic of Poland, where it is quite a rare surname, the United States, where it is a very rare surname, and Argentina. Likewise, Bytnar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bytnar | Poland, France, United States, United Kingdom, Argentina |
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stanisław bytnar PL (b. 1897) |
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jan bytnar Polish anti-Nazi resistance fighter, PL (b. 1921) |
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| maria bytnar-suboczowa (b. 1912) |
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| julie a bytnar researcher (ORCID 0000-0002-7813-8232) |
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| krystyna bytnar Polish Righteous Among the Nations, PL |
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