KOI

The abbreviation KOI represents, among other things,

• the IATA airport code for Kirkwall Airport
• the Indonesian abbreviation of Komite Olimpiade Indonesia for Indonesian Olympic Committee
• the KOI character encodings for Cyrillic script
• the KOI-18 cryptographic key fill device used by the U.S. government
• the Kingdom of Italy
• a Kepler Object of Interest
• language code for Komi-Permyak language

You may be looking for:

• Koi, a type of ornamental domesticated fish commonly kept for decorative purposes in outdoor ponds.