All around the world, Sebastian Ignacio (Sebastian Ignacio 
) is a common masculine first name. The given name Sebastian Ignacio is habitual in Chile, where it is quite a common male name, Argentina, where it is a very rare predominantly male, but scarcely girly name, and Spain, where it is a very rare male name. Much less frequently, Sebastian Ignacio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sebastian Ignacio | Argentina, Spain, Chile, Ecuador, Uruguay |