Worldwide, Decuir-Quillens (Decuir-Quillens 
) is an extremely rare unknown gender given name. Much more frequently, Decuir-Quillens is the last name as well as the forename. Parts of the name also exists independently as a last name Decuir, and a last name Quillens.
| VARIANT | COUNTRY |
|---|---|
| Decuir-Quillens | United States |