Globally, Manuela Eugenia (Manuela Eugenia 
) is a very rare girly forename. The first name Manuela Eugenia is habitual in Latin America and the Caribbean, particularly Peru, where it is a rare feminine name, and Chile. Very seldom, Manuela Eugenia is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Manuela Eugenia | Spain, Peru, Chile, Ecuador, Costa Rica |