Megillah may refer to:
Bible:
- The Scroll of Esther (Megillat Esther), read on the Jewish holiday of Purim
- The Five Megillot
- Megillat Antiochus
Rabbinic literature:
- Tractate Megillah in the Talmud.
- Megillat Taanit, a tannaitic document listing Jewish days of celebration.
Ottoman civil codex
- Mecelle