Cognomen Vilou (Vilou 
) , around the globe, is a rare last name. The last name Vilou is habitual in Greece, where it is a rare surname, Romania, and the Democratic Republic of the Congo. Much less frequently, Vilou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vilou | Romania, Argentina, Greece, France, Democratic Republic of the Congo |