Around the world, Fermin Marcelo (Fermin Marcelo 
) is a very rare boy's first name. The forename Fermin Marcelo is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare boy's name. Much less frequently, Fermin Marcelo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Fermin Marcelo | Chile, Peru, Ecuador |