Cognomen Viaud (Viaud 
, Лоти 
) , all around the world, is quite a common family name. The last name Viaud is habitual in France, where it is quite a rare surname, El Salvador, and Haiti. Not in comparison with a country's population, it most frequently occurs in France, El Salvador, and the United States. Very seldom, Viaud is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Viaud | Haiti, France, Canada, United States, El Salvador |
| Лоти | Russia, Bulgaria, Kazakhstan, Armenia |
| pierre viaud French sailor, FR (b. 1725) |
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théodore viaud FR (b. 1804) |
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gustave viaud French photographer, FR (b. 1836) |
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| ambroise viaud-grand-marais botanist (1833-1913), FR (b. 1833) |
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| rené viaud French official, FR (b. 1863) |
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| mariano pedro de roma bori viaud association football player (1893-1966), AR (b. 1893) |
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| gaston viaud French psychologist, FR (b. 1899) |
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| francis viaud French freemason, FR (b. 1899) |
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| samuel viaud FR (b. 1889) |
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| l. samuel viaud French veterinarian, FR (b. 1900) |
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| arsène viaud FR (b. 1902) |
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| emilio baz viaud Mexican painter, MX (b. 1918) |
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| roger viaud French trade unionist, FR (b. 1921) |
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| charles viaud FR (b. 1920) |
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| michel viaud French rower (1940-2001), FR (b. 1940) |
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