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