Surname Carlos Fabio (Carlos Fabio 
) , throughout the world, is an extremely rare last name. The surname Carlos Fabio is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more prevalently, Carlos Fabio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Carlos Fabio | Costa Rica, Spain, Paraguay, Colombia, Peru |
Cruz, Lopez, Araujo, Ishizu, Mota Teixeira, Gonzalez, Fernandez, Daza Torres, Montoya Buitrago, Alvarez Angel, Perez Lozano, Castillo Losada, and Garcia Muñoz