Family name Dersy (Dersy 
) , globally, is a rare last name. The cognomen Dersy is characteristic of Switzerland, where it is a rare surname, Venezuela, and Honduras. In absolute terms, this name is the most popular in France, Venezuela, and Switzerland. Likewise, Dersy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dersy | Democratic Republic of the Congo, France, Venezuela, Colombia, Peru |
| jacques dersy French official, FR (b. 1940) |
|
|
| fabrice dersy FR (b. 1964) |
|