Cognomen Roidy (Roidy 
) , around the globe, is a very rare last name. The last name Roidy is habitual in Latin America and the Caribbean, particularly the Dominican Republic, where it is a rare surname, Venezuela, where it is a very rare surname, and Honduras. Not in comparison with a country's population, it most frequently occurs in Latin America and the Caribbean, particularly the Dominican Republic, Venezuela, and Mexico. More frequently, Roidy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roidy | Tanzania, Dominican Republic, Venezuela, Mexico, Democratic Republic of the Congo |