Family name Clouser (Clouser 
) , around the world, is quite a rare cognomen. The surname Clouser is characteristic of the United States, where it is a rare surname, New Zealand, and Belgium, where it is a very rare surname. Measured by absolute frequency, it is commonest in the United States, Canada, and Australia.
| VARIANT | COUNTRY |
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| Clouser | Belgium, Australia, United States, Canada, New Zealand |
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charlie clouser American musician, US (b. 1963) |
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| k. danner clouser American bioethicist (b. 1930) |
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| john william clouser American robber, US (b. 1932) |
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| fatima clouser researcher |
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| christine l. clouser American virologist |
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| karalyn clouser researcher ORCID ID = 0000-0002-5968-094X |
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| amanda f. clouser PhD, University of Washington, 2018 |
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| christopher clouser researcher |
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| jessica miller clouser researcher |
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| brett clouser American reality television participant, US (b. 1985) |
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| brant clouser football player (born 1989) (b. 1989) |
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