Around the globe, 蛮蛮 (蛮蛮 
) is a rare gender-neutral first name. The given name 蛮蛮 is habitual in Eastern Asia, particularly China, where it is a very rare unisex name. Very seldom, 蛮蛮 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 蛮蛮 | China |