Last name Rouddy (Rouddy 
) , throughout the world, is an extremely rare cognomen. The family name Rouddy is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname. Much more frequently, Rouddy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rouddy | Democratic Republic of the Congo, United States, France, Brazil, Venezuela |