In all the world, Nieuwenhuis (Nieuwenhuis 
) is an extremely rare unknown gender first name. Much more prevalently, Nieuwenhuis is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nieuwenhuis | Netherlands, Germany, Canada, South Africa, United States |
| arend jan nieuwenhuis NL (b. 1865) |
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| engbert jan nieuwenhuis Dutch entomologist, NL |
|
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| sander nieuwenhuis researcher |
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