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