Koro language may refer to:

• Koro language (India) — ISO 639-3 jkr
• Manus Koro language, also called Lopohan, (New Guinea) — ISO 639-3 kxr
• Koro language (Vanuatu) — ISO 639-3 krf
• Koro, dialect of Maninka language, (Ivory Coast) — ISO 639-3 kfo
• Koro, ethnic name for a group of Plateau languages (Nigeria):
  • Jili language — ISO 639-3 mgi
  • Jijili language — ISO 639-3 uji
  • Koro Nulu language — ISO 639-3 vkn
  • Koro Zuba language — ISO 639-3 vkz
  • Koro Wachi language — ISO 639-3 bqv