Family name Fernandez Abreu (Fernandez Abreu 
) , around the world, is a rare cognomen. The last name Fernandez Abreu is habitual in Cuba, where it is quite a rare surname, the Dominican Republic, where it is a rare surname, and Portugal, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Cuba, the Dominican Republic, and Spain.
| VARIANT | COUNTRY |
|---|---|
| Fernandez Abreu | Portugal, Dominican Republic, Spain, Ecuador, Cuba |