Around the world, 鸿曦 (鸿曦 
) is a rare epicene given name. The forename 鸿曦 is habitual in Eastern Asia, particularly China, where it is an extremely rare unisex name. Very seldom, 鸿曦 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 鸿曦 | China |