Saga may refer to:

Ancient stories

• Norse saga, or Viking sagas, stories about ancient Scandinavian and Germanic history, etc.
• Icelanders' sagas, prose histories mostly describing events that took place during and following the Age of Settlement.
• List of Icelandic sagas.

Japanese names

• Saga Prefecture, a prefecture of Japan.
  • Saga, Saga, the capital of Saga Prefecture.
• Saga (Kyoto district).
• Emperor Saga (786–842), the 52nd imperial ruler of Japan from 809 to 823.
• Saga, Japanese noble family.
• Saga (gunboat).