Cognomen Santiago Marcelino (Santiago Marcelino 
) , all over the world, is an extremely rare family name. The cognomen Santiago Marcelino is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Santiago Marcelino is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Santiago Marcelino | Chile, Peru, Ecuador, Spain, Costa Rica |