Kohana may refer to:
People Kohana Aiuchi (相内 今華), Japanese idol and former member of Houkago Princess
Characters Given name: Kohana, a character from the series Kamen Rider Den-O Kohana, a character from the film Yoshiwara (1937 film) Kohana Aigasaki (愛ヶ咲 小花), a character from the series Magic-kyun! Renaissance Kohana Aose (青瀬 コハナ), a character from the series Police × Heroine Lovepatrina! Surname: Rin Kohana (小花 鈴), a character from the manga series Seiyu's Life!
Other uses Kohana (orca), a captive orca Kohana cat, a minor cat breed