Family name Failloux (Failloux 
) , all over the world, is a very rare cognomen. The cognomen Failloux is characteristic of France, where it is a very rare surname, and Canada, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Failloux | Canada, France |
| anna-bella failloux virologist, FR (b. 1963) |
|