Around the globe, 质瑜 (质瑜 
) is a very rare unisex first name. The first name 质瑜 is habitual in Eastern Asia, particularly China, where it is an extremely rare epicene name. Very seldom, 质瑜 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 质瑜 | China |