Worldwide, 瑜洋 (瑜洋 
) is a rare unisex first name. The forename 瑜洋 is characteristic of Eastern Asia, particularly China, where it is a very rare gender-neutral name. Very seldom, 瑜洋 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 瑜洋 | China |