Last name Brillant (Berlian 
, Brilian 
, Brillant 
) , all around the world, is a common family name. The last name Brillant is habitual in Reunion, where it is quite a common surname, France, where it is quite a rare surname, and Indonesia. Measured by absolute frequency, it is commonest in Indonesia, France, and the United States. Also, Brillant is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Berlian | Malaysia, Indonesia, Argentina, United States, Taiwan |
| Brilian | Philippines, France, Indonesia, United States, India |
| Brillant | Democratic Republic of the Congo, France, Cameroon, United Kingdom, United States |
| Briant | Democratic Republic of the Congo, France, Indonesia, United Kingdom, United States |
| marie-jeanne brillant French actress, FR (b. 1724) |
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wiktor brillant Polish pharmacist, PL (b. 1877) |
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jean brillant recipient of the Victoria Cross, CA (b. 1890) |
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edmond wilhelm brillant Israeli naval architect, IL (b. 1916) |
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| maurice brillant French poet (1881-1953), FR (b. 1881) |
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| jules-andré brillant Canadian politician (1888-1973), CA (b. 1888) |
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| irène brillant French actress, FR (b. 1906) |
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dany brillant French singer, FR (b. 1965) |
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| jacques brillant Quebec poet, novelist, and essayist (b. 1924) |
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pierre-luc brillant Canadian actor, CA (b. 1978) |
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frédéric brillant French footballer, FR (b. 1985) |
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| jean brillant Canadian sculptor, CA (b. 1959) |
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| nathalie brillant French poet, FR (b. 1966) |
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| stéphanie brillant French journalist, Filmmaker, Author, Producer, FR (b. 1978) |
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| corinne brillant researcher |
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