Koharu (written: 小春 or コハル in katakana) is a feminine Japanese given name occasionally used for men. Notable people with the name include:

Women

*, Japanese idol, singer, model, actress, voice actress and television personality * , Japanese choreographer and model *, Japanese badminton player

Men

*, Japanese manga artist

Fictional characters

* Koharu, a character from the ''

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'' *Koharu Shimoe (下江コハル), a character from the role-playing video game ''

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'' {{given name Japanese feminine given names Feminine given names