Family name Авадья (Авадья 
, Avadia 
) , across the world, is a very rare cognomen. The last name Авадья is characteristic of Colombia, where it is a very rare surname, Mexico, and Georgia. Not in comparison with a country's population, it is the most numerous in Mexico, Colombia, and India. Likewise, Авадья is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Авадья | Russia |
| Avadia | Spain, Mexico, Colombia, United States, India |