KI
- .ki
- Adam Air
- Gakirah Barnes
- Gene knockin
- Gikuyu language
- Grover C. Winn
- IEC binary prefixes
- Ji (surname)
- K1 (disambiguation)
- KL (disambiguation)
- Kangaroo Island
- Karolinska Institute
- Kativik Ilisarniliriniq
- Kenyon Institute
- Ki (Korean surname)
- Ki (album)
- Ki (cuneiform)
- Ki (goddess)
- Ki (kana)
- Ki (prefix symbol)
- Ki Database
- Ki Monastery
- Ki language
- Kiawah Island
- King Island (Tasmania)
- Kings Island
- Kiribati
- Kitarō discography
- Kitchenuhmaykoosib Inninuwug First Nation
- Kiwanis International
- Klaksvíkar Ítróttarfelag
- Knowledge integration
- Kurai Taji railway station
- Ligand (biochemistry)
- Minecraft – Volume Beta
- Potassium iodide
- Qi
- Qi (surname)
- Ti (plant)