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Worldwide, Nu (Nu
, หนู
, ヌ
) is a common mostly feminine, but infrequently masculine forename. The forename Nu is habitual in Mongolia, where it is a prevalent principally female, but very infrequently masculine name, Macao, where it is quite a common girly name, and Thailand, where it is quite a rare unisex name. Measured by absolute frequency, it most frequently occurs in Mongolia, India, and Indonesia. Likewise, Nu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Nu | Mongolia, Myanmar, India, Nigeria, China |
| หนู | Thailand |
| ヌ | Japan |
| Nú | Myanmar, Algeria, Mexico, Spain |
Nu is also a name for the fictitious and mythical characters: .