Kyllini, Cyllene or Kyllene (ancient Greek: Κυλλήνη) may refer to:

• Mount Kyllini, a mountain in Corinthia, Peloponnese, Greece
  • Cyllene, an oread associated with the mountain
• Kyllini, Elis, a town in Elis, Greece
• Cyllene (Elis), a town of ancient Elis, Greece
• Kyllene (Aeolis), a town of ancient Aeolis, now in Turkey
• Kastro-Kyllini, a municipal unit in Elis, Greece
• Andravida-Kyllini, a municipality in Elis, Greece
• Cyllene (moon), a moon of Jupiter
• Cyllene (horse), a champion thoroughbred racehorse and sire
• Cyllene (gastropod), a genus of sea snails