Family name Popielarz (Popielarz 
) , in all the world, is quite a rare surname. The last name Popielarz is characteristic of Poland, where it is quite a rare surname, New Zealand, where it is a rare surname, and the United States, where it is a very rare surname. In absolute terms, it is commonest in Poland, the United States, and France. Also, Popielarz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Popielarz | Canada, Poland, France, United States, Argentina |
| leon popielarz (b. 1948) |
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| kamil popielarz Ph.D. The University of Memphis 2018 |
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| roman popielarz researcher |
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| jakub popielarz Polish footballer, PL (b. 1990) |
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