Globally, 鸿蕴 (鸿蕴 
) is a very rare gender-neutral first name. The given name 鸿蕴 is habitual in Eastern Asia, particularly China, where it is an extremely rare gender-neutral name. Much less frequently, 鸿蕴 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 鸿蕴 | China |