Around the globe, Demoulin (Demoulin 
) is a very rare epicene forename. The first name Demoulin is habitual in Western Europe, particularly Belgium, where it is a rare epicene name, and France, where it is a very rare epicene name. Predominantly, Demoulin is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Demoulin | Belgium, France, Ghana, United States, Germany |
| baptiste demoulin researcher |
|