Cognomen Niccum (Niccum 
) , across the world, is quite a rare family name. The family name Niccum is habitual in the United States, where it is a rare surname, New Zealand, where it is a very rare surname, and Canada. In absolute terms, it is the most numerous in the United States, Canada, and India.
| VARIANT | COUNTRY |
|---|---|
| Niccum | Canada, United States, Venezuela, New Zealand, India |
| curt niccum (b. 1962) |
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| christian niccum American luger, US (b. 1978) |
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| tom niccum college basketball player (1958–1958) Wisconsin |
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| thomas m. niccum Ph.D. University of Minnesota-Minneapolis 2000 |
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| blake a niccum researcher (ORCID 0000-0002-2564-5855) |
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| david e niccum researcher |
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