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