Throughout the world, Marcus Roberto (Marcus Roberto 
) is a very rare male first name. The given name Marcus Roberto is habitual in Latin America and the Caribbean, particularly Brazil, where it is an extremely rare male name.
| VARIANT | COUNTRY |
|---|---|
| Marcus Roberto | Brazil |
Barros, Ferreira, Zaccheddu, Padilha Da Silva, Tavares Ribeiro, and Oliveira Barbosa