Cognomen Humberto Sergio (Humberto Sergio 
) , around the world, is a very rare surname. The surname Humberto Sergio is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare surname. More prevalently, Humberto Sergio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Humberto Sergio | Brazil, Ecuador, Chile, Mexico, Peru |
Diaz, Figueroa, Choqueña, Cedeño Estrella, Figueroa Salazar, and Figueroa Chanqueo