Cognomen Aguilar Portilla (Aguilar Portilla 
) , around the world, is a very rare surname. The last name Aguilar Portilla is habitual in Latin America and the Caribbean, particularly Ecuador, where it is a very rare surname, and Peru, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Aguilar Portilla | Peru, Ecuador |