Family name Grâce-Merveilles (Grâce-Merveilles 
) , around the world, is an extremely rare last name. Much more prevalently, Grâce-Merveilles is the forename as well as the last name. Parts of the name also exists independently as a first name Grâce, and a first name Merveilles.
| VARIANT | COUNTRY |
|---|---|
| Grâce-Merveilles | Democratic Republic of the Congo |