Cognomen Sulny (Sulny 
) , across the world, is a very rare surname. The cognomen Sulny is habitual in Honduras, where it is a very rare surname, France, and Venezuela, where it is an extremely rare surname. Very seldom, Sulny is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sulny | Honduras, France, Peru, Venezuela |