Cognomen Rogaia (Rogaia 
) , in all the world, is a very rare last name. The last name Rogaia is characteristic of Italy, where it is a very rare surname, Germany, where it is an extremely rare surname, and Argentina. Not in comparison with a country's population, it most frequently occurs in Italy, Germany, and the United States. Much more frequently, Rogaia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rogaia | Germany, Sudan, United States, Saudi Arabia, Italy |