Family name Moreira Marquez (Moreira Marquez 
) , in the world, is a rare cognomen. The family name Moreira Marquez is characteristic of Ecuador, where it is a rare surname, Portugal, where it is a very rare surname, and Chile, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Ecuador, Portugal, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Moreira Marquez | Portugal, Spain, Chile, Ecuador, Argentina |