Surname Монтаньо (Montaño 
, Монтаньо 
) , around the world, is a widespread cognomen. The cognomen Монтаньо is characteristic of Latin America and the Caribbean, particularly Bolivia, where it is a common surname, Mexico, where it is quite a common surname, and Colombia (explore the name in all countries). Very seldom, Монтаньо is the forename as well as the last name.