Cognomen Piekarz (Piekarz 
) , all around the world, is quite a rare family name. The cognomen Piekarz is characteristic of Poland, where it is quite a rare surname, Belgium, where it is a rare surname, and Czechia. In absolute terms, it is the most numerous in Poland, the United States, and Brazil. Also, Piekarz is the forename as well as the last name.
| henryk piekarz PL (b. 1907) |
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| tadeusz piekarz PL (b. 1941) |
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| przemysław piekarz Polish physicist, PL (b. 1970) |
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| katarzyna m piekarz researcher |
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| henryk piekarz particle physicist |
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| igor piekarz researcher |
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| richard l piekarz researcher |
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| przemysław piekarz Polish sportsperson, PL (b. 1984) |
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