Cognomen مونتيرو (Montero 
, Monteiro , مونتيرو) , in all the world, is a prevalent family name. The cognomen مونتيرو is characteristic of Cabo Verde, where it is a prevalent surname, Portugal, where it is a widespread surname, and Costa Rica (explore the name in all countries). Measured by absolute frequency, it is the most numerous in Brazil, Portugal, and the Dominican Republic. Much less frequently, مونتيرو is the forename as well as the last name.