Megillah (Hebrew: מגילה, scroll) may refer to:

• The Book of Esther (Megillat Esther), read on the Jewish holiday of Purim
• The Five Megillot
• Megillat Antiochus

• Tractate Megillah in the Talmud.
• Megillat Taanit, a tannaitic document listing Jewish days of celebration.

• The Megillah [he], a musical by Itzik Manger in the style of Purim spiel
• List of English words of Yiddish origin#Megillah, colloquially, a tediously detailed discourse

• Magilla (disambiguation)