Family name Emma Eugenia (Emma Eugenia 
) , across the world, is an extremely rare last name. The surname Emma Eugenia is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Emma Eugenia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Emma Eugenia | Spain, Mexico, Chile, Ecuador, Peru |
Muñoz, Flores, Fonseca, and Cadavid Bedoya