Surname De Grâce (De Grâce 
) , in all the world, is an extremely rare family name. The cognomen De Grâce is habitual in France, where it is an extremely rare surname, and Canada. Much more frequently, De Grâce is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| De Grâce | France, Canada, Democratic Republic of the Congo |
| nérée de grâce Canadian painter (1920-2002), CA (b. 1920) |
|
|
| gaston rené de grâce professor at the school of psychology at Université Laval, CA (b. 1944) |
|
Ngono, Akanassi, and Mialembama