Family name Elena Eugenia (Elena Eugenia 
) , throughout the world, is a very rare last name. The cognomen Elena Eugenia is habitual in Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Elena Eugenia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Elena Eugenia | Romania, Spain, Chile, Ecuador, Peru |