Cognomen Royis (Royis 
) , in the entire world, is a very rare family name. The family name Royis is habitual in Venezuela, where it is a very rare surname, Malaysia, and France. Not in comparison with a country's population, this name is the most popular in India, Venezuela, and France. More frequently, Royis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Royis | France, United States, Malaysia, Venezuela, India |