Kui may refer to:
People Kui people, a Mon-Khmer ethnic minority Kui Lee, a singer-songwriter
People with the surname Kui (奎) Kui Yuanyuan, a Chinese gymnast
Places Kui, Hiroshima, a Japanese town Kawau Island Airport, IATA code KUI, on Kawau Island
Astronomy Kui, or Legs, a Chinese constellation (in pinyin: Kuí Xiù) Eta Andromedae, a star also named Kui - from the name of the Chinese constellation Kuí Xiù - in the IAU Catalog of Star Names KUI is used to designate double stars discovered by Dutch-American astronomer Gerard Kuiper, including: KUI 91AB, a variable star of Delta Cephei type KUI 93AB, an eclipsing binary of Algol variable type
Other uses Kui (Chinese mythology) 夔, a one-legged mountain demon, also legendary inventor of music and dance Kui (dragonball), a manga character Kui (music), musical concept from Kazakh Kui (Māori mythology), a chthonic Māori demigod, also father of Vahi-vero in Tuamotu mythology Kui kuningas nutab, a 1997 song by Terminaator Kui language (India), a Dravidian language spoken by the Khonds, mostly in Odisha Kui language (Indonesia), a Timor–Alor–Pantar language Kui the Horseclaw, a character in Nausicaä of the Valley of the Wind KUI, acronym for Kinetic user interface