Surname De-Grâce (De-Grâce 
) , around the globe, is an extremely rare cognomen. Much more frequently, De-Grâce is the forename as well as the last name. Parts of the name also exists independently as a last name De, and a first name Grâce.
| VARIANT | COUNTRY |
|---|---|
| De-Grâce | Democratic Republic of the Congo |