Cognomen 宏瀛 (宏瀛 
) , in the entire world, is a very rare family name. The surname 宏瀛 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 宏瀛 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 宏瀛 | China |