Cognomen Oscar Mauricio (Oscar Mauricio 
) , in all the world, is a rare last name. The surname Oscar Mauricio is habitual in Chile, where it is quite a rare surname, Spain, where it is a very rare surname, and Ecuador. More frequently, Oscar Mauricio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Oscar Mauricio | Ecuador, Costa Rica, Colombia, El Salvador, Chile |
Mora, Vargas, Flores, Morales, Mendoza, Sanchez, Salazar, Alvarez, Aguilar, Ramirez, Delgado, Jimenez, Herrera, Vasquez, Fuentes, Martinez, Castillo, Gonzalez, Espinoza, Sepulveda, Contreras, Rodriguez, Nuñez, Torres, Guzman, Garcia, Soto, Caro, Ruiz, Diaz, Vera, Vega, Araya, Perez, Rojas, Reyes, Gutierrez, Gomez, Niño, Ortiz, Medina, Muñoz, Suarez, Alfaro, Castro, Campos, Romero, Rivera, Lopez, and Hernandez