Last name Viout (Viout 
) , across the world, is a very rare surname. The last name Viout is characteristic of France, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Very seldom, Viout is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Viout | Brazil, United States, France |
| jean-olivier viout French magistrate, FR (b. 1946) |
|
|
| patrick viout researcher |
|