Cognomen Villacis Arana (Villacis Arana 
) , across the world, is a very rare last name. The surname Villacis Arana is habitual in Latin America and the Caribbean, particularly Ecuador, where it is a very rare surname, and Chile, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Villacis Arana | Chile, Ecuador |