Family name Isaac Marcelino (Isaac Marcelino 
) , in all the world, is an extremely rare surname. The last name Isaac Marcelino is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Isaac Marcelino is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Isaac Marcelino | Peru, Brazil, Chile, Mexico, Ecuador |