Across the world, Villalba Castillo (Villalba Castillo 
) is an extremely rare unknown gender first name. Much more prevalently, Villalba Castillo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Villalba Castillo | Ecuador, Venezuela, Spain, Colombia |
Dayla, Silvio, Gloria, Noelia, Alberto, Marlen Andrea, Luis Alberto, and Jenny Marcela