Cognomen Marcos Valeriano (Marcos Valeriano 
) , throughout the world, is an extremely rare last name. The cognomen Marcos Valeriano is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. More prevalently, Marcos Valeriano is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marcos Valeriano | Peru, Chile, Ecuador |