In the world, Vioan (Vioan 
) is a very rare dominantly girly, but seldom male forename. The forename Vioan is habitual in South-eastern Asia, particularly Philippines, where it is an extremely rare predominantly girly, but very seldom boy's name. Much less frequently, Vioan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Vioan | Philippines |