Family name Downar (Downar 
) , around the globe, is a rare cognomen. The cognomen Downar is habitual in Poland, where it is quite a rare surname, Germany, where it is a rare surname, and Canada, where it is a very rare surname. In absolute terms, it is commonest in Poland, Germany, and the United States. Likewise, Downar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Downar | Canada, Germany, United Kingdom, Poland, United States |
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stefan downar Polish priest, social activist and member of parliament, PL (b. 1886) |
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| thomas joseph downar Ph.D. Massachusetts Institute of Technology 1984 |
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| jonathan downar researcher |
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| james downar researcher |
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