Throughout the world, Breiny (Breiny 
) is a rare unisex forename. The forename Breiny is habitual in Latin America and the Caribbean, particularly the Dominican Republic, where it is quite a rare epicene name, and Colombia, where it is a very rare unisex name. Very seldom, Breiny is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Breiny | Spain, Dominican Republic, Colombia, United States, Venezuela |