Surname Gustavo Rafael (Gustavo Rafael 
) , in all the world, is a very rare last name. The cognomen Gustavo Rafael is characteristic of Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Gustavo Rafael is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gustavo Rafael | Spain, Paraguay, Chile, Ecuador, Peru |
Mora, Sanchez, Barrios, Peralta, Ramirez, Estrada, Hidalgo, Vasquez, Martinez, Castillo, Gonzalez, Ferreira, Zevallos, Bernardes, Rodriguez, Gutierrez, Velasquez, Velazquez, Quiroz Snchez, Montenegro, Aquino Leyva, Vega Orellana, Minuzzi, Morales, Quispe, Franco, Soto, Diaz, Vega, Salas, Silva, Parra, Perez, Peña, Reyes, Lopez, Sagasti Gonzalez, Ortiz, Medina, Aranda, Chavez, Castro, Rivera, Ditzel, Garcia, Guzman, Torres, Nuñez, Oliva, and Gutierrez Gonzalez