Cognomen Avellia (Avellia 
) , in the entire world, is a very rare last name. The family name Avellia is habitual in Philippines, where it is a very rare surname, Argentina, where it is an extremely rare surname, and the United States. Very seldom, Avellia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Avellia | United States, Philippines, Argentina |