Surname Aduardo (Aduardo 
) , across the world, is a rare family name. The surname Aduardo is characteristic of Mexico, where it is a very rare surname, Spain, and Honduras. In absolute terms, this name is the most popular in Mexico, Spain, and Argentina. More frequently, Aduardo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aduardo | Brazil, Argentina, Mexico, Philippines, Spain |