Globally, Dos Reis (Dosreis 
, Dos Reis 
) is a very rare unisex first name. The first name Dos Reis is characteristic of Latin America and the Caribbean, particularly Brazil, where it is a very rare epicene name. Much more prevalently, Dos Reis is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Dosreis | Brazil, France, Argentina, Cabo Verde, United States |
| Dos Reis | Brazil, France, Angola, Argentina, Cabo Verde |
| bento sabino dos reis Brazilian sculptor, BR (b. 1763) |
|