Cognomen Wilcoxen (Wilcoxen 
) , in all the world, is quite a rare last name. The surname Wilcoxen is habitual in Slovenia, where it is a rare surname, the United States, and Poland, where it is a very rare surname. Not in comparison with a country's population, it is commonest in the United States, Poland, and Canada.
| VARIANT | COUNTRY |
|---|---|
| Wilcoxen | Canada, Poland, Australia, United States, Slovenia |
| eddie wilcoxen American poet (b. 1949) |
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| harry wilcoxen college basketball player (1948–1948) Bradley |
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| kaitlin wilcoxen researcher |
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| travis e wilcoxen researcher |
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| peter j. wilcoxen Ph.D. Harvard University 1989 |
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| jarett wilcoxen researcher |
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| peter j wilcoxen economist (Brookings Institution; Syracuse University; Australian National University) |
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| matthew a. wilcoxen |
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