Surname Nicholsen (Nicholsen 
) , all over the world, is a rare family name. The cognomen Nicholsen is habitual in the United States, where it is a very rare surname, South Africa, and Canada. Also, Nicholsen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nicholsen | Germany, South Africa, Canada, United States, Indonesia |
| margaret e. nicholsen American librarian, US (b. 1904) |
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| j.d. nicholsen Canadian actor., CA |
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| shierry weber nicholsen |
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