Last name 瑜龄 (瑜龄 
) , in all the world, is a very rare family name. The cognomen 瑜龄 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 瑜龄 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 瑜龄 | China |