Globally, Freire Barrera (Freire Barrera 
) is an extremely rare unknown gender first name. Predominantly, Freire Barrera is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Freire Barrera | Chile, Spain, United States, Ecuador |
Juan, Esteban, Ruth Sabrina, Lisbeth Patricia, and Jose Gerardo