Family name Castro Alarcon (Castro Alarcon 
) , in the entire world, is a rare surname. The surname Castro Alarcon is habitual in Chile, where it is a rare surname, Ecuador, and Spain, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Castro Alarcon | Chile, Peru, Ecuador, Colombia, Spain |
Luis, Juan Carlos, Hugo Alfredo, Maria Alicia, Miguel Angel, Angel Hernan, Giovanny Miguel, Luis Eduardo, Maria Cecilia, Solange Andrea, Carlos Andres, Jose Hernando, Victor Manuel, Angelica Maria, Carlos Alberto, Jose Alejandro, Maria Alejandra, Rodrigo Alejandro, Ignacio Alejandro, Maria Del Carmen, Alonso Dario, Katherine Valeska, Marta Maria, Jandry Joghan, Milly, Pedro, Elisa, Moreen, Sandro, Carlos, Daniel, Wilson, Marcela, Antonio, Natalia, Yelenka, Cristian, Ana Maria, Ana Luisa, Anguie Lorena, Katherine, Jose Luis, Marcos Napoleon, Freddy Ivan, and Valentina Elizabeth