Surname Roys-Dossou (Roys-Dossou 
) , around the world, is an extremely rare family name. The cognomen Roys-Dossou is habitual in Western Europe, particularly France, where it is a very rare surname. Parts of the name also exists independently as a last name Roys, and a last name Dossou.
| VARIANT | COUNTRY |
|---|---|
| Roys-Dossou | France |