Last name Démery (Démery 
) , in the entire world, is a very rare family name. The cognomen Démery is characteristic of Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Démery | France |
| vincent démery researcher (ORCID 0000-0001-7546-0384) (b. 1985) |
|