Cognomen Dorian-Régis (Dorian-Régis 
) , in the world, is an extremely rare last name. Much more prevalently, Dorian-Régis is the forename as well as the last name. Parts of the name also exists independently as a first name Dorian, and a first name Régis.
| VARIANT | COUNTRY |
|---|---|
| Dorian-Régis | Democratic Republic of the Congo |