Family name Castillo Sarango (Castillo Sarango 
) , across the world, is a rare surname. The family name Castillo Sarango is habitual in Ecuador, where it is quite a rare surname, and Spain, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Castillo Sarango | Ecuador, Spain |
Ybett, Lizbeth, Merey Lorena, Eleucadio, Alejandra, Jose Luis, Byron Rodrigo, Clara Elena, Martha Del Rosario, and Veronica Milady