Last name Gonzalo Leoncio (Gonzalo Leoncio 
) , in all the world, is an extremely rare cognomen. The surname Gonzalo Leoncio is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Gonzalo Leoncio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gonzalo Leoncio | Chile, Peru, Ecuador |