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