Last name Marlon Guillermo (Marlon Guillermo 
) , throughout the world, is an extremely rare family name. The last name Marlon Guillermo is habitual in Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more frequently, Marlon Guillermo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marlon Guillermo | Costa Rica, Peru, Ecuador, Spain, Chile |