All over the world, 瑜寰 (瑜寰 
) is a very rare boy's first name. The forename 瑜寰 is habitual in Eastern Asia, particularly China, where it is an extremely rare masculine name. Very seldom, 瑜寰 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 瑜寰 | China |