Cognomen Clarion (Clarion 
, Claron 
, كلاريون) , in the entire world, is quite a rare last name. The surname Clarion is habitual in Philippines, where it is quite a rare surname, France, where it is a rare surname, and Kuwait. Measured by absolute frequency, it is the most numerous in Philippines, France, and Argentina. Much less frequently, Clarion is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Clarion | Philippines, France, Argentina, United States, Democratic Republic of the Congo |
| Claron | Philippines, France, United States, Democratic Republic of the Congo, Nigeria |
| jacques clarion French pharmacist (1779-1844), FR (b. 1779) |
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| jean clarion botanist (1780-1856) (b. 1780) |
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| marie-louis-emile-georges clarion French military personnel, FR (b. 1878) |
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| clarion chukwura Nigerian film actress, NG (b. 1964) |
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| thomas clarion French cross-country skier and biathlet, FR (b. 1982) |
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| christophe clarion |
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| madison dae clarion actress (b. 1991) |
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