Family name Moreira Olivera (Moreira Olivera 
) , worldwide, is a very rare surname. The surname Moreira Olivera is characteristic of Latin America and the Caribbean, particularly Uruguay, where it is a rare surname, Chile, where it is a very rare surname, and Argentina, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Moreira Olivera | Argentina, Chile, Uruguay |