Family name Nienow (Nienow 
) , across the world, is quite a rare last name. The last name Nienow is habitual in Brazil, where it is a rare surname, the United States, and Canada, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Brazil, the United States, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Nienow | Canada, Brazil, United States, Mexico, United Kingdom |
| sean nienow American politician, US (b. 1968) |
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| peter nienow researcher |
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| amanda m nienow researcher (ORCID 0000-0001-5372-1766) |
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| tasha m nienow researcher |
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| james a nienow researcher (ORCID 0000-0002-7025-8379) |
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| jeremy loren nienow (b. 1974) |
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| peter nienow |
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| alvin nienow |
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