Cognomen Ervilia (Ervil 
, Ervilia 
, Ervilla 
) , all over the world, is a rare family name. The family name Ervilia is characteristic of Portugal, where it is quite a rare surname, Brazil, where it is a rare surname, and Venezuela, where it is a very rare surname. Much less frequently, Ervilia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ervil | Philippines, Brazil, United States, Peru, Venezuela |
| Ervilia | Brazil, Mexico, United States, Indonesia, Venezuela |
| Ervilla | Spain, Philippines, Brazil, United States, Venezuela |
| Ervilha | Portugal, Brazil, India, United States, Argentina |