Surname Marcelo Segundo (Marcelo Segundo 
) , in all the world, is a rare cognomen. The last name Marcelo Segundo is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare surname. More prevalently, Marcelo Segundo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marcelo Segundo | Ecuador, Chile, Peru, Argentina |