Last name Elda Guillermina (Elda Guillermina 
) , all around the world, is an extremely rare cognomen. The surname Elda Guillermina is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Elda Guillermina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Elda Guillermina | Peru, Ecuador, Mexico, Chile |