KIO (KDE Input/Output) is a system library incorporated into the KDE architecture.

KIO may also refer to:

People:

  • Kio Yamada (山田 葵士, born 2000), Japanese footballer
  • Shimoku Kio (木尾 士目, born 1974), a Japanese manga artist
  • YoungKio, stage name of Dutch record producer Kiowa Roukema