In the world, Duval-Arnould (Duval-Arnould 
) is an extremely rare unknown gender forename. Much more prevalently, Duval-Arnould is the last name as well as the forename. Parts of the name also exists independently as a last name Duval, and a last name Arnould.
| VARIANT | COUNTRY |
|---|---|
| Duval-Arnould | United States, France |