Surname Sergio Roberto (Sergio Roberto 
) , all over the world, is a rare cognomen. The surname Sergio Roberto is habitual in Chile, where it is quite a rare surname, and Spain, where it is a very rare surname. More prevalently, Sergio Roberto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sergio Roberto | Peru, Guam, Brazil, Chile, Ecuador |
Soto, Pizarro, Ramirez, Herrera, Vasquez, Vergara, Fuentes, Martinez, Carvajal, Castillo, Calderon, Palacios, Gonzalez, Espinoza, Ferreira, Orellana, Oliveira, Contreras, Rodriguez, Hernandez, Fernandez, Barrachina, Cabrera, Alvarez, Sanchez, Morales, Diaz, Silva, Alves, Araya, Bravo, Perez, Ramos, Rojas, Reyes, Gomez, Dos Santos, Lopez, Muñoz, Santos, Castro, Campos, Romero, Torres, Nuñez, Vargas, Flores, Ortega, Ortiz, and Valenzuela