Family name Montaño Fernandez (Montaño Fernandez 
) , throughout the world, is a rare surname. The last name Montaño Fernandez is characteristic of Bolivia, where it is quite a rare surname, Spain, where it is a rare surname, and Ecuador, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Bolivia, Spain, and Colombia.
| VARIANT | COUNTRY |
|---|---|
| Montaño Fernandez | Colombia, Bolivia, Spain, Ecuador |