KIO (KDE Input/Output) is a system library incorporated into the KDE architecture.
KIO may also refer to:
Kiō, a Japanese professional shogi title Kio, stage name of a Soviet magician dynasty Emil Kio
Igor Kio Kachin Independence Organisation Keep Ireland Open, an organisation that campaigns for open access to the Irish countryside An abbreviation of Kibioctet, a unit of information or computer storage Kick It Out (organisation), an organisation that aims to keep racism out of football Kin On stop (MTR station code: KIO), Hong Kong Kuwait Investment Office, the London office of Kuwait Investment Authority Sida fallax (), a flowering plant in the Hibiscus family
People: , a Japanese manga artist YoungKio, stage name of Dutch record producer Kiowa Roukema