Khoi may refer to:
Clothing edit
- Khoyi, traditional cap of Gilgit-Baltistan, Pakistan
People edit
- The Khoekhoe people
Places edit
- Khoy, a city in Iran
- Khoy County, an administrative subdivision of Iran
Radio edit
- KHOI (FM), a radio station (89.1 FM) licensed to serve Story City, Iowa, United States
Animals edit
- Koi, a type of ornamental domesticated fish commonly kept for decorative purposes in outdoor ponds