Family name Aduino (Aduino 
) , around the world, is a very rare last name. The surname Aduino is characteristic of Spain, where it is a very rare surname, Italy, where it is an extremely rare surname, and Philippines. Measured by absolute frequency, it is commonest in Spain, Italy, and Brazil. More frequently, Aduino is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Aduino | Brazil, Philippines, Spain, India, Italy |