Surname Tulio Sergio (Tulio Sergio 
) , across the world, is an extremely rare family name. The family name Tulio Sergio is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Tulio Sergio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tulio Sergio | Peru, Mexico, Chile, Ecuador, Brazil |