Family name Briault (Briault 
) , in all the world, is a rare surname. The surname Briault is habitual in France, where it is quite a rare surname, New Zealand, where it is a rare surname, and Canada. Measured by absolute frequency, it is the most numerous in France, the United Kingdom, and Canada.
| VARIANT | COUNTRY |
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| Briault | United Kingdom, Canada, Australia, France, New Zealand |
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jacques briault French politician (1740-1808), FR (b. 1740) |
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| maurice briault French writer, FR (b. 1874) |
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| louis ranson briault (b. 1885) |
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| georges briault FR (b. 1887) |
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| sydney briault (b. 1887) |
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| jean-claude briault New Caledonian politician, FR (b. 1947) |
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| francine briault French politician, FR (b. 1947) |
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| thierry briault French politician, FR (b. 1957) |
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| p. briault French astronomer |
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| françois briault actor |
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| sylvain briault researcher |
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