Surname Beauclair (Beauclair 
) , worldwide, is quite a rare last name. The cognomen Beauclair is habitual in France, where it is quite a rare surname, Cameroon, where it is a rare surname, and Canada. Measured by absolute frequency, it is commonest in France, the United States, and Cameroon. Likewise, Beauclair is the forename as well as the last name.
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| Beauclair | Canada, France, United States, Democratic Republic of the Congo, Cameroon |
| jean pierre louis de rouville gen. de beauclair (b. 1752) |
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| peter ludwig august de beauclair (b. 1780) |
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henri beauclair French poet, novelist, and journalist (1860-1919), FR (b. 1860) |
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victor de beauclair BR (b. 1874) |
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| rené beauclair French artist (1877-1960), FR (b. 1877) |
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| alexander wilhelm de beauclair (1877-1962), DE (b. 1877) |
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| friederike de beauclair DE (b. 1882) |
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constantin marquis de rouville dictet de beauclair Austrian actor and photographer, AT (b. 1952) |
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| gotthard de beauclair German publisher, DE (b. 1907) |
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| wilfried de beauclair German mathematician and engineer, DE (b. 1912) |
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| henri beauclair French architect, FR (b. 1932) |
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| jean-pierre beauclair French politician, FR (b. 1966) |
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| michelle beauclair (b. 1964) |
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| roxanne beauclair researcher |
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| guillaume beauclair researcher |
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