U (유) is a South Korean singer. She was a member of the Korean pop girl group HINT.
- Stage Name: U (유)
- Real Name: Lee Sunmi (이선미)
- Birthdate: September 4, 1993
- Blood Type: A
- Height: 168cm
- Education: Paekche Institute
- Hobbies: FPS games, Sudden Attack (game)
- Specialties: Various sound effects, imitating narration
- Her personality is very cheerful.
- Her cham point is her tear ducts.
- Her ideal type is someone with no double eyelids and with eyes like foxes.
- Her likes Park Hyo Shin.
- Her favorite seasons are spring and winter.
- He favorite foods are yogurt, sandwich, chicken feet and takoyaki.