Cognomen Jean-De-Dieu (Jean-De-Dieu 
) , globally, is a very rare family name. The family name Jean-De-Dieu is habitual in Western Europe, particularly France, where it is a very rare surname. More prevalently, Jean-De-Dieu is the forename as well as the last name. Parts of the name also exists independently as a first name Jean, a last name De, and a first name Dieu.
| VARIANT | COUNTRY |
|---|---|
| Jean-De-Dieu | France, Democratic Republic of the Congo, Canada |