Cognomen Montoya Bustos (Montoya Bustos 
) , all around the world, is a very rare family name. The surname Montoya Bustos is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Montoya Bustos | Chile |
Olga Roxana, Juan Carlos, Pedro Benjamin, and Luis Alejandro