Surname Sergio Ignacio (Sergio Ignacio 
) , in the world, is a rare last name. The surname Sergio Ignacio is habitual in Latin America and the Caribbean, particularly Chile, where it is quite a rare surname. More prevalently, Sergio Ignacio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sergio Ignacio | Spain, Chile, Mexico, Ecuador, Costa Rica |