Surname Vatuiu (Vatuiu 
) , worldwide, is a rare family name. The cognomen Vatuiu is habitual in Romania, where it is quite a rare surname, Spain, where it is a very rare surname, and Italy. Much less frequently, Vatuiu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vatuiu | Romania, Spain, Italy |