Cognomen Андреиа (Andreia 
, Андреиа 
) , worldwide, is quite a rare family name. The surname Андреиа is habitual in Luxembourg, where it is quite a rare surname, Romania, and Portugal. Not in comparison with a country's population, it is commonest in Romania, Brazil, and Angola. Much more frequently, Андреиа is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Andreia | Portugal, Romania, Angola, United States, Brazil |
| Андреиа | Russia |