Surname Viaux (Viaux 
) , worldwide, is a rare last name. The cognomen Viaux is characteristic of France, where it is a rare surname, Chile, and Brazil, where it is an extremely rare surname.
| VARIANT | COUNTRY |
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| Viaux | Brazil, France, Chile, Canada |
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louis-gabriel viaux FR (b. 1862) |
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| roberto viaux Chilean Army general (1917-2005), CL (b. 1917) |
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| jacqueline viaux (b. 1913) |
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| henri viaux FR (b. 1914) |
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| pierre viaux French diplomat and athletics competitor, FR (b. 1945) |
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| jean-luc viaux French psychologist & scholar, FR |
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Mr, Julie, Tania, Tiago, Noeli, Edith, Erico, Maxime, Michel, Myriam, Susana, Sophie, Sylvie, Alexis, Andrew, Andrã, Arnaud, Audrey, Axelle, Carlos, Carole, Camila, Joyce, Joris, Lucas, David, Ms, Mã, Mª, Guy, Mati, Javi, Jose, Jean, Juan, Theo, Kylian, Eric, Ivan, Maria, Marie, Marco, Miria, Serge, Sofia, Alain, Anike, Roger, Inã, and Pierre