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Worldwide, Kü (Kü
, Kū
) is an extremely rare masculine forename. More frequently, Kü is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kü | Algeria, Myanmar, Turkey, Vietnam, Germany |
| Kū | China, Myanmar |
Kü is also a name for the fictitious and mythical characters: Kū Fei , the fictional character from Negima! Magister Negi Magi.