QUI, or qui, may refer to:
- Queen's University of Ireland
- Qui ?, an album by French-Armenian singer Charles Aznavour
- Qui...?, a 1989 new beat hit single by the Brussels Sound Revolution, satirizing Belgian politician Paul Vandenboeynants.
- Qui (band), an American independent rock band
- Qui, Iran, a village in Zanjan Province, Iran
- qui, the ISO 639-3 code for the Quileute language, spoken in Washington state, United States
- QUI, the National Rail code for Quintrell Downs railway station, Cornwall, UK
- Qui (Yellowjackets), an episode of the American TV series Yellowjackets
See also