Last name Aquilia (Aquilia 
) , all over the world, is a rare cognomen. The surname Aquilia is characteristic of Italy, where it is a rare surname, Australia, and Argentina, where it is a very rare surname. Not in comparison with a country's population, it is commonest in Italy, Mexico, and the United States. Likewise, Aquilia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aquilia | Philippines, Argentina, Italy, United States, Mexico |