Family name Calderón Castro (Calderón Castro 
) , throughout the world, is a very rare surname. The last name Calderón Castro is habitual in Costa Rica, where it is a very rare surname, Colombia, and Spain, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Calderón Castro | Costa Rica, Spain, Colombia |
Juan, Edgar, Evelyn, Jeniffer, and Nestor Hernando