Cognomen 宏瑜 (宏瑜 
) , all over the world, is a rare last name. The family name 宏瑜 is habitual in Eastern Asia, particularly China, where it is a very rare surname. More frequently, 宏瑜 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 宏瑜 | China |