Worldwide, 鸿瑾 (鸿瑾 
) is a rare gender-neutral forename. The forename 鸿瑾 is habitual in Eastern Asia, particularly China, where it is a very rare gender-neutral name. Very seldom, 鸿瑾 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 鸿瑾 | China |