Family name Julio Gerardo (Julio Gerardo 
) , throughout the world, is a very rare last name. The surname Julio Gerardo is characteristic of Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Julio Gerardo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Julio Gerardo | Mexico, Costa Rica, Peru, Ecuador, Chile |
Mora, Flores, Quiros, Miranda, Sanchez, Cordova, Barboza, Bonilla, Ramirez, Rosales, Delgado, Doñoro, Garrido, Guillen, Layseca, Jimenez, Navarro, Herrera, Vasquez, Zuñiga, Martinez, Gonzalez, Nuñez, Torres, Garcia, Rivera, Cruz, Ruiz, Diaz, Jara, Monge, Silva, Solis, Araya, Bravo, Perez, Rodriguez, Gomez, Faray, Molina, Medina, Solano, Altuna, Castro, Campos, Correa, Cuevas, Romero, Lopez, and Hernandez