Cognomen Devincy (Devincy 
) , across the world, is an extremely rare family name. The cognomen Devincy is characteristic of Western Europe, particularly France, where it is an extremely rare surname. Much more prevalently, Devincy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Devincy | France, United States, Democratic Republic of the Congo |